:root{
    --bg:#0D0D0D;
    --card:#161616;
    --card-2:#1A1A1A;
    --line:rgba(255,255,255,.08);
    --neon:#CCFF00;
    --neon-dim:rgba(204,255,0,.14);
    --text:#F5F5F5;
    --muted:#9A9A9A;
    --radius:24px;
    --blue:#2F6BFF; --red:#DB2022; --gold:#FFB020; --purple:#8A2BE2;
    --font-display:'Manrope',sans-serif;
    --font-body:'Inter',sans-serif;
    --font-mono:'JetBrains Mono',monospace;
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    background:var(--bg);
    color:var(--text);
    font-family:var(--font-body);
    line-height:1.62;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  body::before{
    content:"";
    position:fixed;inset:0;
    background-image:
      linear-gradient(rgba(204,255,0,.03) 1px,transparent 1px),
      linear-gradient(90deg,rgba(204,255,0,.03) 1px,transparent 1px);
    background-size:56px 56px;
    pointer-events:none;
    z-index:0;
  }
  header,main,footer{position:relative;z-index:1}
  .container{width:100%;max-width:1120px;margin:0 auto;padding:0 20px}
  a{color:inherit}


  /* ===== Статья (длинный текст гайда) ===== */
  .art{max-width:760px;margin:0 auto;}
  .art-block{padding:52px 0;border-top:1px solid var(--line);scroll-margin-top:90px;}
  .art-block:first-child{border-top:0;}
  .art-num{
    font-family:var(--font-mono);font-size:.78rem;letter-spacing:.22em;
    color:var(--neon);text-transform:uppercase;display:block;margin-bottom:14px;
  }
  .art h2{
    font-family:var(--font-display);font-weight:800;
    font-size:clamp(1.6rem,4.2vw,2.3rem);line-height:1.16;
    letter-spacing:-.02em;margin-bottom:20px;
  }
  .art h3{
    font-family:var(--font-display);font-weight:700;
    font-size:clamp(1.12rem,2.6vw,1.32rem);line-height:1.3;
    margin:34px 0 12px;
  }
  .art p{margin-bottom:16px;color:#D9D9D9;font-size:1.02rem;}
  .art ul,.art ol{margin:0 0 18px 22px;color:#D9D9D9;}
  .art li{margin-bottom:9px;}
  .art strong{color:var(--text);font-weight:600;}
  .art a:not(.btn){color:var(--neon);text-decoration:underline;text-underline-offset:3px;}
  .art-lead{font-size:1.1rem;color:#CFCFCF;}

  .art-note{
    border:1px solid var(--line);border-radius:18px;
    background:var(--card);padding:22px 24px;margin:26px 0;
  }
  .art-note-title{
    font-family:var(--font-display);font-weight:700;font-size:1rem;margin-bottom:10px;
  }
  .art-note p:last-child{margin-bottom:0;}
  .art-note.accent{border-color:rgba(204,255,0,.34);background:rgba(204,255,0,.045);}

  .art-table-wrap{overflow-x:auto;margin:22px 0;}
  .art table{border-collapse:collapse;width:100%;min-width:460px;font-size:.94rem;}
  .art th,.art td{
    text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top;
  }
  .art th{
    font-family:var(--font-mono);font-size:.74rem;letter-spacing:.14em;
    text-transform:uppercase;color:var(--muted);font-weight:500;
  }
  .art td:first-child{color:var(--neon);font-family:var(--font-mono);font-size:.88rem;white-space:nowrap;}

  .prompt-box{
    border:1px solid var(--line);border-radius:18px;background:#101010;
    margin:20px 0;overflow:hidden;
  }
  .prompt-head{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    padding:13px 18px;border-bottom:1px solid var(--line);background:var(--card-2);
  }
  .prompt-name{font-family:var(--font-display);font-weight:700;font-size:.95rem;}
  .prompt-copy{
    font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;
    color:var(--neon);background:none;border:1px solid rgba(204,255,0,.34);
    border-radius:999px;padding:5px 13px;cursor:pointer;transition:background .25s;
  }
  .prompt-copy:hover{background:rgba(204,255,0,.1);}
  .prompt-box pre{
    margin:0;padding:18px;overflow-x:auto;
    font-family:var(--font-mono);font-size:.83rem;line-height:1.72;color:#D6D6D6;
    white-space:pre-wrap;word-break:break-word;
  }

  .toc-item{cursor:pointer;text-decoration:none;transition:border-color .25s,transform .25s;}
  .toc-item:hover{border-color:rgba(204,255,0,.4);transform:translateY(-2px);}

  .art-cta{
    border:1px solid rgba(204,255,0,.34);border-radius:22px;
    background:rgba(204,255,0,.05);padding:28px 26px;margin:34px 0;text-align:center;
  }
  .art-cta h3{margin-top:0;}

  .faq-q{
    border:1px solid var(--line);border-radius:16px;background:var(--card);
    margin-bottom:12px;overflow:hidden;
  }
  .faq-q summary{
    cursor:pointer;padding:18px 22px;font-family:var(--font-display);
    font-weight:600;font-size:1.02rem;list-style:none;
  }
  .faq-q summary::-webkit-details-marker{display:none;}
  .faq-q summary::after{content:"+";float:right;color:var(--neon);font-weight:700;}
  .faq-q[open] summary::after{content:"−";}
  .faq-q .faq-a{padding:0 22px 20px;color:#C9C9C9;font-size:.98rem;}
  .faq-q .faq-a p{margin-bottom:12px;}
  .faq-q .faq-a p:last-child{margin-bottom:0;}

  @media(max-width:640px){
    .art-block{padding:40px 0;}
    .art p{font-size:.99rem;}
    .prompt-box pre{font-size:.78rem;padding:14px;}
  }

  /* ===== Хедер ===== */
  .site-header{
    position:sticky;top:0;z-index:50;
    background:rgba(13,13,13,.72);
    backdrop-filter:saturate(160%) blur(14px);
    -webkit-backdrop-filter:saturate(160%) blur(14px);
    border-bottom:1px solid var(--line);
  }
  .header-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 0;}
  .logo{
    font-family:var(--font-display);
    font-weight:700;font-size:1.15rem;letter-spacing:.06em;
    text-decoration:none;display:inline-flex;align-items:center;gap:10px;
  }
  .logo-mark{
    width:32px;height:32px;border-radius:7px;
    object-fit:cover;display:block;
  }
  .header-cta{
    font-family:var(--font-display);font-weight:600;font-size:.85rem;
    text-decoration:none;color:var(--neon);
    border:1px solid rgba(204,255,0,.4);border-radius:999px;
    padding:9px 18px;transition:background .3s,box-shadow .3s;
    white-space:nowrap;
  }
  .header-cta:hover{background:rgba(204,255,0,.08);box-shadow:0 0 22px var(--neon-dim);}

  /* ===== Hero ===== */
  .hero{
    padding:72px 0 66px;text-align:center;
    display:flex;flex-direction:column;align-items:center;gap:24px;
  }
  .hero-badge{
    font-family:var(--font-mono);
    font-size:.74rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
    color:var(--neon);
    border:1px solid rgba(204,255,0,.35);background:rgba(204,255,0,.06);
    border-radius:999px;padding:8px 18px;
  }
  .hero h1{
    font-family:var(--font-display);font-weight:700;
    font-size:clamp(2.1rem,6.6vw,4.1rem);
    line-height:1.07;letter-spacing:-.01em;max-width:920px;
  }
  .hero h1 .neon{color:var(--neon);text-shadow:0 0 40px rgba(204,255,0,.4);}
  .hero .subtitle{
    font-family:var(--font-display);font-weight:500;
    font-size:clamp(1rem,2.6vw,1.35rem);color:#E8E8E8;
  }
  .hero p.lead{color:var(--muted);font-size:clamp(1rem,2.4vw,1.15rem);max-width:640px;}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:4px;}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:10px;
    font-family:var(--font-display);font-weight:600;font-size:1rem;
    padding:16px 32px;border-radius:999px;text-decoration:none;cursor:pointer;border:none;
    transition:transform .3s ease,box-shadow .3s ease,background .3s ease,color .3s ease;
  }
  .btn svg{width:18px;height:18px;min-width:18px;max-width:18px;flex:none;}

  .btn-neon{background:var(--neon);color:#0D0D0D;box-shadow:0 0 32px rgba(204,255,0,.28);}
  .btn-neon:hover{transform:translateY(-3px);box-shadow:0 0 56px rgba(204,255,0,.5);}
  .btn-ghost{background:transparent;color:var(--neon);border:1px solid rgba(204,255,0,.45);}
  .btn-ghost:hover{background:rgba(204,255,0,.08);box-shadow:0 0 28px var(--neon-dim);transform:translateY(-2px);}
  .hero-meta{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;color:var(--muted);font-size:.82rem;margin-top:8px;}
  .hero-meta span{border:1px solid var(--line);border-radius:999px;padding:7px 15px;background:rgba(255,255,255,.02);font-family:var(--font-mono);font-size:.72rem;}

  /* ===== Секции ===== */
  section{padding:44px 0;}
  .section-head{text-align:center;margin-bottom:34px;}
  .section-head .eyebrow{
    font-family:var(--font-mono);font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;
    color:var(--neon);margin-bottom:12px;
  }
  .section-head h2{font-family:var(--font-display);font-weight:700;font-size:clamp(1.5rem,4vw,2.3rem);letter-spacing:-.01em;}
  .section-head p{color:var(--muted);margin-top:10px;font-size:1rem;max-width:560px;margin-left:auto;margin-right:auto;}

  /* ===== PDF-ридер ===== */
  #reader{padding-top:16px;}
  .reader-shell{
    max-width:900px;margin:0 auto;
    background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
    overflow:hidden;box-shadow:0 30px 80px rgba(0,0,0,.55);
    transition:box-shadow .3s ease,border-color .3s ease;
  }
  .reader-shell:hover{border-color:rgba(204,255,0,.3);box-shadow:0 30px 80px rgba(0,0,0,.55),0 0 46px var(--neon-dim);}
  .reader-bar{display:flex;align-items:center;gap:8px;padding:14px 20px;background:var(--card-2);border-bottom:1px solid var(--line);}
  .reader-bar .dot{width:10px;height:10px;border-radius:50%}
  .dot-r{background:#FF5F57}.dot-y{background:#FEBC2E}.dot-g{background:var(--neon)}
  .reader-bar .file-name{margin-left:10px;font-family:var(--font-mono);font-size:.82rem;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
  .reader-frame{position:relative;height:78vh;min-height:520px;background:#101010;}
  .reader-frame object,.reader-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0;background:#101010;}
  .reader-frame iframe{display:block;}
  .reader-unavailable{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;text-align:center;padding:24px;color:var(--muted);}
  .reader-unavailable[hidden]{display:none;}
  .reader-unavailable .ru-icon{font-family:var(--font-mono);font-weight:600;font-size:.8rem;letter-spacing:.1em;color:var(--neon);border:1px solid rgba(204,255,0,.4);border-radius:12px;padding:10px 16px;background:rgba(204,255,0,.06);}
  .reader-unavailable p{max-width:320px;font-size:.92rem;}
  .reader-loader{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;color:var(--muted);font-size:.9rem;}
  .spinner{width:42px;height:42px;border-radius:50%;border:3px solid rgba(204,255,0,.15);border-top-color:var(--neon);animation:spin 1s linear infinite;}
  @keyframes spin{to{transform:rotate(360deg)}}
  .reader-fallback{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:center;padding:18px 20px;background:var(--card-2);border-top:1px solid var(--line);color:var(--muted);font-size:.88rem;text-align:center;}

  /* ===== Оглавление гайда ===== */
  .toc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;max-width:920px;margin:0 auto;}
  .toc-item{
    display:flex;gap:14px;align-items:flex-start;
    background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px 18px;
    transition:border-color .3s ease,transform .3s ease,box-shadow .3s ease;
  }
  .toc-item:hover{border-color:rgba(204,255,0,.35);transform:translateY(-3px);box-shadow:0 0 30px var(--neon-dim);}
  .toc-num{font-family:var(--font-mono);font-size:.9rem;color:var(--neon);font-weight:600;min-width:26px;}
  .toc-text{font-size:.95rem;color:#E4E4E4;line-height:1.4;}

  /* ===== Кому полезно ===== */
  .who-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:960px;margin:0 auto;}
  .who-card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px 22px;transition:border-color .3s ease,transform .3s ease;}
  .who-card:hover{border-color:rgba(204,255,0,.3);transform:translateY(-4px);}
  .who-card .ic{font-family:var(--font-display);font-weight:700;font-size:1.4rem;color:var(--neon);margin-bottom:10px;}
  .who-card h3{font-family:var(--font-display);font-size:1.05rem;font-weight:600;margin-bottom:8px;}
  .who-card p{color:var(--muted);font-size:.9rem;}

  /* ===== Экосистема ===== */
  .eco-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
  .eco-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px;display:flex;flex-direction:column;gap:14px;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;}
  .eco-card:hover{transform:translateY(-6px);border-color:rgba(204,255,0,.35);box-shadow:0 0 46px var(--neon-dim),0 24px 60px rgba(0,0,0,.5);}
  .eco-eyebrow{font-family:var(--font-mono);font-size:.68rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;display:inline-flex;align-items:center;gap:8px;color:var(--muted);}
  .eco-eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--dot,#CCFF00);box-shadow:0 0 12px var(--dot,#CCFF00);}
  .eco-card h3{font-family:var(--font-display);font-weight:700;font-size:1.35rem;}
  .eco-card p{color:var(--muted);font-size:.94rem;flex-grow:1;}
  .eco-card .btn{align-self:flex-start;padding:12px 24px;font-size:.9rem;}

  /* ===== Финальный CTA ===== */
  /* ===== Блок Telegram-канала ===== */
  .channel-card{
    max-width:900px;margin:0 auto;position:relative;overflow:hidden;
    background:radial-gradient(120% 150% at 50% -10%,rgba(204,255,0,.13),transparent 58%),var(--card);
    border:1px solid rgba(204,255,0,.3);border-radius:28px;
    padding:44px 34px;text-align:center;
    display:flex;flex-direction:column;align-items:center;gap:18px;
  }
  .channel-card .ch-tag{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--neon);}
  .channel-card h2{font-family:var(--font-display);font-weight:700;font-size:clamp(1.6rem,4.6vw,2.4rem);line-height:1.12;letter-spacing:-.01em;max-width:640px;}
  .channel-card h2 .neon{color:var(--neon);text-shadow:0 0 30px rgba(204,255,0,.4);}
  .channel-card p{color:var(--muted);font-size:clamp(1rem,2.4vw,1.12rem);max-width:560px;}
  .channel-perks{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:2px 0 6px;}
  .channel-perks span{font-family:var(--font-mono);font-size:.74rem;color:#CFCFCF;border:1px solid var(--line);border-radius:999px;padding:8px 15px;background:rgba(255,255,255,.02);}

  /* ===== Блок про меня / разработка ===== */
  .about-wrap{max-width:960px;margin:0 auto;}
  .about-top{
    display:grid;grid-template-columns:auto 1fr;gap:26px;align-items:center;
    background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
    padding:32px 32px;margin-bottom:22px;
  }
  .about-ava img{width:100%;height:100%;object-fit:cover;border-radius:24px;display:block;}
  .about-ava{
    width:96px;height:96px;border-radius:24px;flex-shrink:0;
    background:linear-gradient(135deg,#CCFF00,#7ea300);color:#0D0D0D;
    display:flex;align-items:center;justify-content:center;
    font-family:var(--font-display);font-weight:700;font-size:2rem;
    box-shadow:0 0 30px var(--neon-dim);overflow:hidden;
  }
  .about-top h2{font-family:var(--font-display);font-weight:700;font-size:clamp(1.4rem,4vw,2rem);line-height:1.12;margin-bottom:10px;}
  .about-top h2 .neon{color:var(--neon);}
  .about-top p{color:var(--muted);font-size:1rem;}
  .about-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:22px;}
  .about-stat{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px 16px;text-align:center;}
  .about-stat .num{font-family:var(--font-display);font-weight:700;font-size:1.5rem;color:var(--neon);line-height:1;}
  .about-stat .lbl{color:var(--muted);font-size:.82rem;margin-top:8px;}
  .dev-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:24px;}
  .dev-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px 18px;transition:border-color .3s ease,transform .3s ease;}
  .dev-card:hover{border-color:rgba(204,255,0,.35);transform:translateY(-3px);}
  .dev-card h4{font-family:var(--font-display);font-weight:600;font-size:1.02rem;margin-bottom:6px;}
  .dev-card p{color:var(--muted);font-size:.86rem;line-height:1.4;}
  .about-cta{text-align:center;}
  .about-cta .sub{color:var(--muted);font-size:.88rem;margin-top:12px;}

  /* ===== Личный контакт ===== */
  .contact-card{
    max-width:760px;margin:0 auto;text-align:center;
    background:radial-gradient(120% 160% at 50% -20%,rgba(204,255,0,.14),transparent 60%),var(--card);
    border:1px solid rgba(204,255,0,.28);border-radius:28px;padding:52px 28px;
    display:flex;flex-direction:column;align-items:center;gap:18px;
  }
  .contact-card h2{font-family:var(--font-display);font-weight:700;font-size:clamp(1.5rem,4.4vw,2.3rem);line-height:1.14;max-width:560px;}
  .contact-card p{color:var(--muted);max-width:500px;}

  @media (max-width:820px){
    .about-stats,.dev-grid{grid-template-columns:1fr;}
    .about-top{grid-template-columns:1fr;text-align:center;justify-items:center;gap:18px;}
  }

    .eco-card.is-ad{border-color:rgba(247,147,26,.3);}
  .eco-card.is-ad:hover{border-color:rgba(247,147,26,.55);box-shadow:0 0 46px rgba(247,147,26,.14),0 24px 60px rgba(0,0,0,.5);}
  .eco-card.is-ad .btn{color:#0D0D0D;background:#F7931A;border:none;box-shadow:0 0 22px rgba(247,147,26,.28);}
  .eco-card.is-ad .btn:hover{transform:translateY(-2px);box-shadow:0 0 40px rgba(247,147,26,.5);background:#F7931A;}

    .cta-banner{
    background:radial-gradient(120% 160% at 50% -20%,rgba(204,255,0,.16),transparent 60%),var(--card);
    border:1px solid rgba(204,255,0,.25);border-radius:32px;
    padding:64px 28px;text-align:center;
    display:flex;flex-direction:column;align-items:center;gap:22px;
    box-shadow:0 0 60px rgba(204,255,0,.07);
  }
  .cta-banner h2{font-family:var(--font-display);font-weight:700;font-size:clamp(1.7rem,5vw,2.8rem);letter-spacing:-.01em;max-width:720px;line-height:1.15;}
  .cta-banner p{color:var(--muted);max-width:520px;}
  .btn-big{font-size:clamp(.95rem,2.5vw,1.15rem);padding:20px 42px;text-transform:uppercase;letter-spacing:.05em;}

  /* ===== Футер ===== */
  .site-footer{border-top:1px solid var(--line);padding:30px 0 46px;display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;color:var(--muted);font-size:.85rem;}
  .site-footer a{color:var(--neon);text-decoration:none;transition:opacity .3s ease}
  .site-footer a:hover{opacity:.75}

  /* ===== Reveal ===== */
  .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
  .reveal.visible{opacity:1;transform:translateY(0)}
  @media (prefers-reduced-motion:reduce){
    html{scroll-behavior:auto}
    .reveal{opacity:1;transform:none;transition:none}
    .btn,.eco-card,.reader-shell,.toc-item,.who-card{transition:none}
    .spinner{animation:none}
  }
  .btn:focus-visible,a:focus-visible{outline:2px solid var(--neon);outline-offset:3px;border-radius:999px;}

  /* ===== Адаптив ===== */
  @media (max-width:820px){
    .eco-grid{grid-template-columns:1fr}
    .who-grid{grid-template-columns:1fr}
    .toc-grid{grid-template-columns:1fr}
  }
  @media (max-width:600px){
    .hero{padding:52px 0 48px}
    .header-cta{display:none}
    section{padding:36px 0}
    #reader .container{padding:0 8px}
    .reader-shell{border-radius:18px}
    .reader-frame{height:76vh;min-height:440px}
    .cta-banner{padding:50px 20px}
    .site-footer{justify-content:center;text-align:center}
  }