.cnt-guide{
  --bg:#071314;
  --bg2:#0b1e1f;
  --card:#10282a;
  --card2:#0e2022;
  --line:#2a5f63;
  --text:#e9f3ef;
  --muted:#a9c2bd;
  --accent:#55d7d0;
  --accent2:#ffd75f;
  --good:#7ee787;
  --warn:#ffcf67;
  --bad:#ff7b72;
  --blue:#79c0ff;
  --shadow:0 18px 45px rgba(0,0,0,.32);
}
.cnt-guide *{ box-sizing:border-box; }
.cnt-guide{ scroll-behavior:smooth; }
.cnt-guide{
  margin:0;
  color:var(--text);
  background:
    radial-gradient(1200px 600px at 15% -10%, #164145 0, transparent 55%),
    radial-gradient(900px 500px at 100% 0%, #173346 0, transparent 45%),
    var(--bg);
  font:16px/1.6 "Segoe UI", Arial, Helvetica, sans-serif;
}
.cnt-guide a{ color:var(--accent); }
.cnt-guide a:hover{ color:#8ff4ef; }
.cnt-guide .wrap{ width:min(1180px, calc(100% - 32px)); margin:auto; }
.cnt-guide .hero{
  padding:42px 0 28px;
  border-bottom:1px solid rgba(85,215,208,.22);
}
.cnt-guide .hero-grid{
  display:grid; grid-template-columns:1fr auto; gap:30px; align-items:center;
}
.cnt-guide .logo-card{
  display:block; background:white; border-radius:14px; padding:10px;
  box-shadow:var(--shadow); max-width:390px;
}
.cnt-guide .logo-card img{ display:block; max-width:100%; height:auto; border-radius:7px; }
.cnt-guide .eyebrow{
  color:var(--accent2); text-transform:uppercase; letter-spacing:.14em;
  font-weight:800; font-size:.78rem;
}
.cnt-guide h1{ font-size:clamp(2rem,5vw,4rem); line-height:1.05; margin:.25em 0 .35em; }
.cnt-guide h2{ font-size:clamp(1.45rem,3vw,2.2rem); margin:0 0 .55em; }
.cnt-guide h3{ margin:.2em 0 .4em; }
.cnt-guide .lead{ font-size:1.16rem; color:#d4e5e0; max-width:820px; }
.cnt-guide .badges{ display:flex; flex-wrap:wrap; gap:9px; margin:18px 0; }
.cnt-guide .badge{
  padding:6px 10px; border:1px solid var(--line); border-radius:999px;
  background:#0c2224; color:#d9efea; font-weight:650; font-size:.9rem;
}
.cnt-guide .badge.gold{ border-color:#7f6b2e; color:#ffe68a; background:#2b250e; }
.cnt-guide .badge.green{ border-color:#376d3b; color:#a4f3a9; background:#112b16; }
.cnt-guide nav{
  position:sticky; top:0; z-index:20; backdrop-filter:blur(16px);
  background:rgba(7,19,20,.86); border-bottom:1px solid rgba(85,215,208,.18);
}
.cnt-guide nav .wrap{ display:flex; gap:8px; overflow:auto; padding:9px 0; }
.cnt-guide nav a{
  white-space:nowrap; text-decoration:none; padding:7px 11px;
  border-radius:9px; color:#cce1dc;
}
.cnt-guide nav a:hover{ background:#123034; color:white; }
.cnt-guide section{ padding:44px 0; }
.cnt-guide .section-title{ display:flex; gap:12px; align-items:center; margin-bottom:18px; }
.cnt-guide .num{
  width:35px; height:35px; display:grid; place-items:center; border-radius:50%;
  background:var(--accent); color:#052022; font-weight:900; flex:0 0 auto;
}
.cnt-guide .grid{ display:grid; gap:18px; }
.cnt-guide .cards{ grid-template-columns:repeat(4,1fr); }
.cnt-guide .card{
  background:linear-gradient(180deg,rgba(18,47,49,.97),rgba(12,31,33,.97));
  border:1px solid rgba(85,215,208,.18);
  border-radius:16px; padding:20px; box-shadow:0 10px 26px rgba(0,0,0,.16);
}
.cnt-guide .card strong{ color:#fff; }
.cnt-guide .card .kicker{ color:var(--accent2); font-weight:800; font-size:.85rem; }
.cnt-guide .compare{ grid-template-columns:1fr 1fr; align-items:start; }
.cnt-guide .compare-head{
  display:flex; justify-content:space-between; align-items:center; gap:10px;
  margin-bottom:10px; font-weight:800;
}
.cnt-guide .tag-old,.cnt-guide .tag-new{
  border-radius:999px; padding:4px 9px; font-size:.78rem; font-weight:800;
}
.cnt-guide .tag-old{ background:#382221; color:#ffb4ae; border:1px solid #77423e; }
.cnt-guide .tag-new{ background:#15351c; color:#a5f5ad; border:1px solid #3d7445; }
.cnt-guide .shot{
  margin:0; background:#061112; border:1px solid rgba(255,255,255,.11);
  border-radius:14px; overflow:hidden; box-shadow:var(--shadow);
}
.cnt-guide .zoom-btn{ all:unset; display:block; cursor:zoom-in; width:100%; }
.cnt-guide .shot img{
  display:block; width:100%; height:auto; max-height:520px; object-fit:contain;
  background:#020708; transition:transform .2s ease, filter .2s ease;
}
.cnt-guide .shot:hover img{ transform:scale(1.012); filter:brightness(1.05); }
.cnt-guide .shot figcaption{
  display:flex; justify-content:space-between; gap:16px;
  padding:10px 13px; color:#c7dbd6; font-size:.9rem; background:#0d2022;
}
.cnt-guide .zoom-hint{ color:#6fb5b0; white-space:nowrap; font-size:.78rem; }
.cnt-guide .callout{
  border-left:4px solid var(--accent2); padding:14px 17px;
  background:#29230c; color:#f7e9b8; border-radius:0 12px 12px 0; margin:18px 0;
}
.cnt-guide .callout.good{ border-color:var(--good); background:#102817; color:#c8f5ce; }
.cnt-guide .callout.info{ border-color:var(--blue); background:#102333; color:#d1eaff; }
.cnt-guide .gate-grid{ grid-template-columns:repeat(3,1fr); }
.cnt-guide .mode{
  position:relative; padding-top:44px;
}
.cnt-guide .mode::before{
  content:attr(data-mode); position:absolute; top:13px; left:18px;
  font-weight:900; letter-spacing:.08em; font-size:.8rem;
}
.cnt-guide .mode.open::before{ color:var(--good); }
.cnt-guide .mode.soft::before{ color:var(--blue); }
.cnt-guide .mode.hard::before{ color:var(--warn); }
.cnt-guide .steps{ counter-reset:steps; display:grid; gap:12px; }
.cnt-guide .step{
  counter-increment:steps; display:grid; grid-template-columns:42px 1fr; gap:14px;
  align-items:start; background:var(--card2); border:1px solid rgba(255,255,255,.08);
  padding:15px; border-radius:12px;
}
.cnt-guide .step::before{
  content:counter(steps); width:34px; height:34px; display:grid; place-items:center;
  border-radius:50%; background:#1e5559; color:white; font-weight:900;
}
.cnt-guide .code{
  font-family:Consolas, "SFMono-Regular", monospace; color:#b7f7f3;
  background:#061617; padding:.14em .4em; border-radius:5px;
}
.cnt-guide .links{ display:grid; grid-template-columns:repeat(4,1fr); gap:12px; }
.cnt-guide .link-card{
  text-decoration:none; color:var(--text); background:#102629;
  border:1px solid rgba(85,215,208,.2); border-radius:13px; padding:16px;
}
.cnt-guide .link-card:hover{ border-color:var(--accent); background:#133034; }
.cnt-guide .link-card b{ display:block; color:#fff; margin-bottom:4px; }
.cnt-guide .gallery{ grid-template-columns:repeat(3,1fr); }
.cnt-guide .footer{
  padding:36px 0 50px; border-top:1px solid rgba(85,215,208,.18);
  color:var(--muted);
}
.cnt-guide .author{
  margin-top:18px; padding:18px; border-radius:14px; background:#10282a;
  border:1px solid rgba(255,215,95,.25);
}
.cnt-guide .author strong{ color:var(--accent2); font-size:1.15rem; }
.cnt-guide small.note{ color:#89a6a0; display:block; margin-top:8px; }
.cnt-guide table{ width:100%; border-collapse:collapse; margin:14px 0; }
.cnt-guide th,.cnt-guide td{ padding:11px 12px; border-bottom:1px solid rgba(255,255,255,.08); text-align:left; }
.cnt-guide th{ color:#fff; background:#143033; }
.cnt-guide td:first-child{ font-weight:700; color:#e4f6f1; }
.cnt-guide dialog.modal{
  position:fixed; inset:0; z-index:1000; width:100vw; height:100dvh;
  max-width:none; max-height:none; margin:0; border:0; place-items:center;
  background:rgba(0,0,0,.96); padding:calc(64px + env(safe-area-inset-top)) 24px 24px;
}
.cnt-guide dialog.modal[open]{ display:grid; }
.cnt-guide dialog.modal::backdrop{ background:rgba(0,0,0,.96); }
.cnt-guide dialog.modal img{
  max-width:96vw; max-height:calc(100dvh - 112px - env(safe-area-inset-top)); width:auto; height:auto;
  box-shadow:0 0 0 1px #455, 0 25px 70px rgba(0,0,0,.7);
}
.cnt-guide dialog.modal .close{
  position:fixed; top:calc(12px + env(safe-area-inset-top)); right:18px; z-index:2; width:44px; height:44px;
  border-radius:50%; border:1px solid #678; background:#132225; color:white;
  font-size:28px; cursor:pointer;
}
@media (max-width:900px) {
  .cnt-guide .hero-grid,.cnt-guide .compare,.cnt-guide .cards,.cnt-guide .gate-grid,.cnt-guide .links,.cnt-guide .gallery{ grid-template-columns:1fr; }
  .cnt-guide .logo-card{ max-width:100%; }
  .cnt-guide nav{ position:relative; }
  .cnt-guide dialog.modal{ padding:calc(60px + env(safe-area-inset-top)) 10px 12px; }
  .cnt-guide dialog.modal .close{ right:10px; }
}
@media print {
  .cnt-guide nav,.cnt-guide .zoom-hint,.cnt-guide .modal{ display:none!important; }
  .cnt-guide{ background:white; color:#111; }
  .cnt-guide .card,.cnt-guide .shot,.cnt-guide .step,.cnt-guide .author{ break-inside:avoid; box-shadow:none; }
  .cnt-guide a{ color:#0645ad; }
}

/* DCBench section */
.cnt-guide .dc-flow{
  display:grid; grid-template-columns:1fr 46px 1fr 46px 1fr; gap:10px;
  align-items:stretch; margin:18px 0 24px;
}
.cnt-guide .dc-flow .arrow{
  display:grid; place-items:center; color:var(--accent2); font-size:1.9rem; font-weight:900;
}
.cnt-guide .dc-mini{
  background:#0a1b1d; border:1px solid rgba(85,215,208,.18);
  border-radius:12px; padding:14px;
}
.cnt-guide .dc-mini b{ color:#fff; display:block; margin-bottom:4px; }
.cnt-guide .dc-status{
  display:inline-block; padding:3px 8px; border-radius:999px; font-size:.76rem;
  font-weight:800; margin-right:6px; border:1px solid;
}
.cnt-guide .dc-status.good{ color:#a4f3a9; background:#112b16; border-color:#376d3b; }
.cnt-guide .dc-status.warn{ color:#ffe68a; background:#2b250e; border-color:#7f6b2e; }
.cnt-guide .dc-status.info{ color:#b7dcff; background:#102333; border-color:#315b7b; }
.cnt-guide .dc-status.bad{ color:#ffb4ae; background:#382221; border-color:#77423e; }
.cnt-guide .dc-kv{ width:100%; border-collapse:collapse; margin:10px 0; }
.cnt-guide .dc-kv td{ padding:8px 10px; border-bottom:1px solid rgba(255,255,255,.07); }
.cnt-guide .dc-kv td:first-child{ width:34%; color:#9edbd6; font-weight:700; }
.cnt-guide .dc-file{
  font-family:Consolas,"SFMono-Regular",monospace; color:#d6fff9;
  background:#07191a; border:1px solid rgba(85,215,208,.18); border-radius:10px;
  padding:13px 15px; overflow:auto; white-space:pre-wrap;
}
.cnt-guide .dc-cols{ grid-template-columns:repeat(3,1fr); }
.cnt-guide .dc-two{ grid-template-columns:repeat(2,1fr); }
.cnt-guide .dc-label{
  color:var(--accent2); font-size:.78rem; letter-spacing:.08em;
  text-transform:uppercase; font-weight:900;
}
.cnt-guide .dc-subtitle{ margin-top:30px; color:#fff; font-size:1.28rem; }
@media (max-width:900px) {
  .cnt-guide .dc-flow{ grid-template-columns:1fr; }
  .cnt-guide .dc-flow .arrow{ transform:rotate(90deg); min-height:28px; }
  .cnt-guide .dc-cols,.cnt-guide .dc-two{ grid-template-columns:1fr; }
}