/* Customer guide pages. Builds on the landing tokens (landing.css). */
.gd-main{padding:96px 0 40px;min-height:70vh}
.gd-h2{font-size:clamp(1.4rem,3vw,1.9rem);font-weight:800}
.gd-sub{color:var(--tx2);margin:6px 0 22px}
.gd-sec{padding:34px 0}

/* hero */
.gd-hero{padding:56px 0 24px;text-align:center}
.gd-hero h1{font-size:clamp(2rem,5vw,3.2rem);font-weight:800;line-height:1.25;margin-bottom:14px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.gd-lead{max-width:640px;margin:0 auto 26px;color:var(--tx2);font-size:1.1rem}

/* quick start */
.gd-quick{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gd-quick a{display:flex;flex-direction:column;gap:6px;height:100%;padding:22px;border:1px solid var(--bd);border-radius:18px;background:var(--card);box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),border-color .3s,box-shadow .3s}
.gd-quick a:hover{transform:translateY(-4px);border-color:rgba(var(--red-rgb),.5);box-shadow:var(--shadow-hover)}
.gd-quick-n{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:var(--grad);color:#fff;font-weight:800;margin-bottom:6px}
.gd-quick strong{font-size:1.1rem}
.gd-quick a>span:last-child{color:var(--tx2);font-size:.95rem}

/* topic cards */
.gd-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:22px}
@media (min-width:1000px){.gd-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:620px){.gd-grid{grid-template-columns:1fr}}
.gd-card{display:flex;flex-direction:column;border:1px solid var(--bd);border-radius:20px;background:var(--card);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .35s var(--ease),border-color .3s,box-shadow .35s}
.gd-card:hover{transform:translateY(-6px);border-color:rgba(var(--red-rgb),.5);box-shadow:var(--shadow-hover)}
.gd-card-shot{display:block;aspect-ratio:16/9.6;overflow:hidden;background:var(--bg2);border-bottom:1px solid var(--bd)}
.gd-card-shot img{width:100%;height:100%;object-fit:cover;object-position:top;transition:transform .6s var(--ease)}
.gd-card:hover .gd-card-shot img{transform:scale(1.05)}
.gd-card-body{display:flex;flex-direction:column;gap:8px;padding:18px 20px 22px;position:relative}
.gd-card-body strong{font-size:1.1rem}
.gd-card-sum{color:var(--tx2);font-size:.93rem;line-height:1.7}
.gd-card-meta{color:var(--tx3);font-size:.82rem;font-weight:700}
.gd-card-ico{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;flex:none;background:rgba(var(--red-rgb),.12);color:var(--red2);font-size:1.05rem}
.gd-note{margin-top:22px;color:var(--tx3);font-size:.88rem;text-align:center}

/* theme-aware screenshots */
.gd-img-light{display:none}
:root[data-theme=light] .gd-img-dark{display:none}
:root[data-theme=light] .gd-img-light{display:block}

/* topic page layout */
.gd-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:34px;align-items:start}
.gd-side{position:sticky;top:92px;display:flex;flex-direction:column;gap:12px}
.gd-side-all{display:inline-flex;align-items:center;gap:8px;color:var(--tx2);font-weight:700;font-size:.92rem}
.gd-side-all:hover{color:var(--red2)}
.gd-side nav{display:flex;flex-direction:column;gap:4px;padding:8px;border:1px solid var(--bd);border-radius:16px;background:var(--card)}
.gd-side nav a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;color:var(--tx2);font-weight:600;font-size:.95rem;transition:background .25s,color .25s}
.gd-side nav a i{width:1.2em;text-align:center;color:var(--tx3)}
.gd-side nav a:hover{background:rgba(var(--red-rgb),.08);color:var(--tx)}
.gd-side nav a.is-active{background:var(--grad);color:#fff}
.gd-side nav a.is-active i{color:#fff}

.gd-crumbs{display:flex;align-items:center;gap:10px;color:var(--tx3);font-size:.9rem;margin-bottom:18px}
.gd-crumbs a:hover{color:var(--red2)}
.gd-crumbs i{font-size:.65rem}
.gd-art-head{display:flex;gap:16px;align-items:flex-start;margin-bottom:26px}
.gd-art-head h1{font-size:clamp(1.6rem,3.4vw,2.3rem);font-weight:800;line-height:1.3}
.gd-art-head p{color:var(--tx2);margin-top:6px;max-width:680px}

/* in-section quick links */
.gd-chips{display:flex;flex-wrap:wrap;gap:8px;margin:-8px 0 22px}
.gd-chips a{padding:7px 14px;border:1px solid var(--bd);border-radius:999px;background:var(--card);color:var(--tx2);font-size:.88rem;font-weight:600;transition:all .25s}
.gd-chips a:hover{border-color:rgba(var(--red-rgb),.5);color:var(--tx)}
.gd-screen{scroll-margin-top:90px}

/* a screen: screenshot + numbered steps */
.gd-screen{padding:26px 0;border-top:1px solid var(--bd)}
.gd-screen h2{font-size:1.35rem;font-weight:800}
.gd-screen-lead{color:var(--tx2);margin:4px 0 16px}
.gd-shot{border:1px solid var(--bd);border-radius:16px;background:var(--card);overflow:hidden;box-shadow:var(--shadow-md)}
.gd-shot-bar{display:flex;gap:6px;padding:10px 14px;border-bottom:1px solid var(--bd);background:var(--card2)}
.gd-shot-bar i{width:10px;height:10px;border-radius:50%;background:var(--bd)}
.gd-shot-bar i:first-child{background:#ff5f57}.gd-shot-bar i:nth-child(2){background:#febc2e}.gd-shot-bar i:nth-child(3){background:#28c840}
.gd-shot-body{position:relative;line-height:0}
.gd-shot-zoom{display:block;width:100%;padding:0;border:0;background:none;cursor:zoom-in;position:relative}
.gd-shot-zoom img{width:100%;height:auto}
.gd-zoom-ico{position:absolute;inset-inline-end:12px;bottom:12px;width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:rgba(0,0,0,.6);color:#fff;font-size:.9rem;opacity:0;transform:translateY(6px);transition:all .3s var(--ease)}
.gd-shot-zoom:hover .gd-zoom-ico,.gd-shot-zoom:focus-visible .gd-zoom-ico{opacity:1;transform:none}

.gd-pin{position:absolute;width:30px;height:30px;margin:-15px 0 0 -15px;border-radius:50%;display:grid;place-items:center;background:var(--grad);color:#fff;font:800 .85rem/1 inherit;border:2px solid #fff;box-shadow:0 6px 16px rgba(var(--red-rgb),.55);pointer-events:none;transition:transform .25s var(--ease)}
.gd-pin::after{content:"";position:absolute;inset:-6px;border-radius:50%;border:2px solid rgba(var(--red-rgb),.55);animation:gdpulse 2.4s ease-out infinite}
.gd-pin.is-hot{transform:scale(1.25);z-index:2}
@keyframes gdpulse{0%{transform:scale(.7);opacity:.9}100%{transform:scale(1.5);opacity:0}}

.gd-steps{list-style:none;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:18px}
.gd-steps li{display:flex;gap:14px;align-items:flex-start;padding:16px;border:1px solid var(--bd);border-radius:14px;background:var(--card);transition:border-color .25s,box-shadow .25s,transform .25s var(--ease);outline:none}
.gd-steps li.is-hot,.gd-steps li:focus-visible{border-color:rgba(var(--red-rgb),.6);box-shadow:0 10px 26px rgba(var(--red-rgb),.18);transform:translateY(-2px)}
.gd-step-n{width:30px;height:30px;border-radius:9px;flex:none;display:grid;place-items:center;background:var(--grad);color:#fff;font-weight:800;font-size:.85rem}
.gd-steps strong{display:block;font-size:1rem;margin-bottom:2px}
.gd-steps p{color:var(--tx2);font-size:.93rem;line-height:1.8}

.gd-tips{margin-top:14px;padding:22px 24px;border:1px solid rgba(var(--red-rgb),.35);border-radius:18px;background:rgba(var(--red-rgb),.07)}
.gd-tips h3{display:flex;align-items:center;gap:10px;font-size:1.05rem;margin-bottom:8px}
.gd-tips h3 i{color:var(--red2)}
.gd-tips ul{padding-inline-start:20px;color:var(--tx2);line-height:1.9}

.gd-pager{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:30px}
.gd-pager a{display:flex;flex-direction:column;gap:4px;padding:18px 20px;border:1px solid var(--bd);border-radius:16px;background:var(--card);transition:border-color .3s,transform .3s var(--ease)}
.gd-pager a:hover{border-color:rgba(var(--red-rgb),.5);transform:translateY(-3px)}
.gd-pager small{color:var(--tx3)}
.gd-pager-next{text-align:end;grid-column:2}
.gd-pager-prev{grid-column:1}

.gd-help{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:30px 34px;border:1px solid var(--bd);border-radius:22px;background:var(--card);box-shadow:var(--shadow-md)}
.gd-help h2{font-size:1.35rem;font-weight:800}
.gd-help p{color:var(--tx2);margin-top:4px}

/* lightbox */
.gd-lightbox{position:fixed;inset:0;z-index:200;background:rgba(10,8,8,.88);display:grid;place-items:center;padding:24px;cursor:zoom-out;overflow:auto}
.gd-lightbox[hidden]{display:none}
.gd-lightbox img{max-width:calc(100vw - 48px);max-height:calc(100vh - 48px);max-height:calc(100dvh - 48px);width:auto;height:auto;object-fit:contain;border-radius:12px;box-shadow:0 30px 80px rgba(0,0,0,.6);background:var(--card)}
.gd-lb-close{position:fixed;top:16px;inset-inline-end:16px;width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.1);color:#fff;font-size:1.1rem;cursor:pointer}
body.gd-lb-open{overflow:hidden}
.gd-lightbox img{cursor:zoom-out}
@media (max-width:720px){.gd-lightbox img{cursor:zoom-in}}
.gd-lightbox.is-zoomed{display:block;padding:56px 0 16px;cursor:zoom-out}
.gd-lightbox.is-zoomed img{max-width:none;width:240%;cursor:zoom-out;border-radius:0}
.gd-lb-hint{position:fixed;bottom:14px;inset-inline:0;text-align:center;color:rgba(255,255,255,.75);font-size:.85rem;pointer-events:none}
@media (min-width:721px){.gd-lb-hint{display:none}}

@media (max-width:980px){
  .gd-layout{grid-template-columns:minmax(0,1fr)}
  .gd-side,.gd-article{min-width:0}
  .gd-side{position:static}
  .gd-side nav{flex-direction:row;overflow-x:auto;gap:6px;padding:6px;scrollbar-width:none}
  .gd-side nav::-webkit-scrollbar{display:none}
  .gd-side nav a{white-space:nowrap;flex:none}
}
@media (max-width:720px){
  .gd-main{padding-top:84px}
  .gd-quick{grid-template-columns:1fr}
  .gd-steps{grid-template-columns:1fr}
  .gd-pager{grid-template-columns:1fr}
  .gd-pager-next,.gd-pager-prev{grid-column:auto}
  .gd-pin{width:18px;height:18px;margin:-9px 0 0 -9px;font-size:.62rem;border-width:1.5px}
  .gd-pin::after{inset:-4px}
  .gd-help{padding:24px}
  .gd .gd-nav-back span{display:none}
  .gd-zoom-ico{opacity:1;transform:none}
}
@media (prefers-reduced-motion:reduce){
  .gd-pin::after{animation:none}
  .gd-card,.gd-card-shot img,.gd-quick a,.gd-steps li{transition:none}
}