:root{
  --guide-bg:#f7f8fc;
  --guide-surface:#ffffff;
  --guide-surface-2:#f1f3f8;
  --guide-ink:#151824;
  --guide-muted:#62697a;
  --guide-line:#dfe3eb;
  --guide-accent:#3568df;
  --guide-accent-strong:#2654c3;
  --guide-accent-soft:#edf3ff;
  --guide-plus:#5d49cc;
  --guide-plus-soft:#f0edff;
  --guide-success:#237a4b;
  --guide-shadow:0 18px 50px rgba(31,40,70,.08);
  --guide-radius:18px;
  --guide-max:1180px;
  color-scheme:light;
}

html[data-app-theme="dark"]{
  --guide-bg:#101218;
  --guide-surface:#181b23;
  --guide-surface-2:#20242e;
  --guide-ink:#f1f3f8;
  --guide-muted:#aeb5c5;
  --guide-line:#303541;
  --guide-accent:#82a7ff;
  --guide-accent-strong:#9ebaff;
  --guide-accent-soft:#1d2941;
  --guide-plus:#b3a5ff;
  --guide-plus-soft:#29233f;
  --guide-success:#78d5a3;
  --guide-shadow:none;
  color-scheme:dark;
}

@media(prefers-color-scheme:dark){
  html:not([data-app-theme="light"]){
    --guide-bg:#101218;
    --guide-surface:#181b23;
    --guide-surface-2:#20242e;
    --guide-ink:#f1f3f8;
    --guide-muted:#aeb5c5;
    --guide-line:#303541;
    --guide-accent:#82a7ff;
    --guide-accent-strong:#9ebaff;
    --guide-accent-soft:#1d2941;
    --guide-plus:#b3a5ff;
    --guide-plus-soft:#29233f;
    --guide-success:#78d5a3;
    --guide-shadow:none;
    color-scheme:dark;
  }
}

html{scroll-padding-top:90px}
body.guide-page{background:var(--guide-bg);color:var(--guide-ink)}
.guide-page p{color:var(--guide-muted)}
.guide-page h1,.guide-page h2,.guide-page h3{color:var(--guide-ink)}
.guide-page a{transition:color .18s ease,background-color .18s ease,border-color .18s ease}
.guide-width{width:min(var(--guide-max),calc(100% - 48px));margin-inline:auto}

/* Shared site chrome overrides keep the public navigation readable in both themes. */
.guide-page .site-header{background:color-mix(in srgb,var(--guide-surface) 92%,transparent);border-bottom-color:var(--guide-line)}
.guide-page .site-header.is-scrolled{border-color:var(--guide-line);box-shadow:0 8px 24px rgba(16,20,32,.08)}
.guide-page .wordmark,.guide-page .site-header nav a{color:var(--guide-ink)}
.guide-page .site-header nav a:hover,.guide-page .site-header nav a[aria-current="page"]{color:var(--guide-accent)}
.guide-page .menu-button span:not(.sr-only){background:var(--guide-ink)}
.guide-page .site-footer{border-color:var(--guide-line);background:var(--guide-surface)}
.guide-page .footer-grid p,.guide-page .footer-grid>div>a:not(.wordmark),.guide-page .footer-bottom{color:var(--guide-muted)}
.guide-page .footer-grid h2{color:var(--guide-ink)}
.guide-page .footer-bottom{border-color:var(--guide-line)}

.guide-hero{padding:78px 0 64px;background:linear-gradient(145deg,var(--guide-surface) 0%,var(--guide-bg) 58%,var(--guide-accent-soft) 100%);border-bottom:1px solid var(--guide-line)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);gap:64px;align-items:center}
.guide-hero-banner{margin-top:clamp(28px,4vw,48px)}
.guide-hero-banner img{display:block;width:100%;height:auto;border:1px solid var(--guide-line);border-radius:var(--guide-radius);box-shadow:var(--guide-shadow)}
.hero-copy{max-width:690px}
.guide-eyebrow{margin:0 0 10px;color:var(--guide-accent)!important;font-size:.76rem;font-weight:300;letter-spacing:.11em;text-transform:uppercase}
.guide-hero h1{max-width:660px;margin:0;font-size:clamp(2.25rem,5vw,3.45rem);font-weight:300;letter-spacing:-.045em;line-height:1.02}
.hero-deck{max-width:660px;margin:22px 0 0;font-size:1.08rem;line-height:1.72}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.guide-button{min-height:46px;padding:10px 17px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--guide-line);border-radius:11px;background:var(--guide-surface);color:var(--guide-ink);font:700 .9rem/1.2 inherit;text-decoration:none;cursor:pointer}
.guide-button:hover{border-color:var(--guide-accent);color:var(--guide-accent-strong)}
.guide-button.primary{border-color:var(--guide-accent-strong);background:var(--guide-accent-strong);color:#000}
.guide-button.primary:hover{filter:brightness(1.06);color:#145cc1}
.hero-facts{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}
.hero-facts span{padding:6px 10px;border:1px solid var(--guide-line);border-radius:999px;background:var(--guide-surface);color:var(--guide-muted);font-size:.78rem;font-weight:650}
.tier-snapshot{display:grid;gap:14px}
.tier-card{padding:24px;border:1px solid var(--guide-line);border-radius:var(--guide-radius);background:var(--guide-surface);box-shadow:var(--guide-shadow)}
.tier-card.plus-card{border-color:color-mix(in srgb,var(--guide-plus) 28%,var(--guide-line));background:linear-gradient(145deg,var(--guide-surface),var(--guide-plus-soft))}
.tier-card>div{display:flex;align-items:center;gap:10px}
.tier-card h2{margin:0;font-size:1.03rem;letter-spacing:-.015em}
.tier-card p{margin:10px 0 0;font-size:.9rem;line-height:1.6}
.tier-badge{display:inline-flex;align-items:center;min-height:25px;padding:3px 9px;border-radius:999px;font-size:.72rem;font-weight:400;letter-spacing:.015em;white-space:nowrap}
.tier-badge.free{background:var(--guide-accent-soft);color:var(--guide-accent-strong)}
.tier-badge.plus{background:var(--guide-plus-soft);color:var(--guide-plus)}

.guide-search-band{padding-top:34px;background:var(--guide-surface)}
.search-heading{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:18px}
.search-heading h2{margin:0;font-size:1.55rem;letter-spacing:-.025em}
.result-count{margin:0;font-size:.83rem}
.search-panel{padding:16px}
.search-field{min-height:52px;display:flex;align-items:center;gap:12px;padding:0 12px 0 15px;border:1px solid var(--guide-line);border-radius:12px;background:var(--guide-surface);box-shadow:0 1px 0 rgba(31,40,70,.03)}
.search-field:focus-within{border-color:var(--guide-accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--guide-accent) 18%,transparent)}
.search-field svg{width:20px;height:20px;fill:none;stroke:var(--guide-muted);stroke-width:1.8;stroke-linecap:round}
.search-field input{min-width:0;flex:1;padding:13px 0;border:0;outline:0;background:transparent;color:var(--guide-ink);font:inherit}
.search-field input::placeholder{color:color-mix(in srgb,var(--guide-muted) 82%,transparent)}
.search-field input::-webkit-search-cancel-button{display:none}
.search-clear{padding:6px 8px;border:0;border-radius:8px;background:transparent;color:var(--guide-accent);font:700 .8rem/1 inherit;cursor:pointer}
.search-clear:hover{background:var(--guide-accent-soft)}
.filter-row{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-top:14px}
.filter-row>span{min-width:44px;color:var(--guide-muted);font-size:.75rem;font-weight:750;text-transform:uppercase;letter-spacing:.06em}
.filter-chip{min-height:34px;padding:6px 11px;border:1px solid var(--guide-line);border-radius:999px;background:var(--guide-surface);color:var(--guide-muted);font:650 .8rem/1 inherit;cursor:pointer}
.filter-chip:hover{border-color:var(--guide-accent);color:var(--guide-accent)}
.filter-chip.is-active{border-color:var(--guide-accent);background:var(--guide-accent-soft);color:var(--guide-accent-strong)}

.plan-section{padding:72px 0}
.section-intro{max-width:820px;margin-bottom:28px}
.section-intro h2{margin:0;font-size:clamp(1.75rem,3vw,2.35rem);letter-spacing:-.035em;font-weight:300}
.section-intro>p:last-child{margin:14px 0 0;font-size:1rem;line-height:1.7}
.comparison-table{overflow:hidden;border:1px solid var(--guide-line);border-radius:var(--guide-radius);background:var(--guide-surface)}
.comparison-row{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(110px,.65fr) minmax(110px,.65fr);border-top:1px solid var(--guide-line)}
.comparison-row:first-child{border-top:0}
.comparison-row>div{padding:15px 18px;border-left:1px solid var(--guide-line);font-size:.9rem}
.comparison-row>div:first-child{border-left:0}
.comparison-head{background:var(--guide-surface-2);font-weight:800;color:var(--guide-ink)}
.yes{color:var(--guide-success);font-weight:500}
.dash{color:var(--guide-muted)}
.plan-note{margin:14px 2px 0;font-size:.82rem;line-height:1.55}

.manual-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:58px;align-items:start;padding-bottom:88px}
.guide-toc{position:sticky;top:92px;padding:18px 0;border-top:1px solid var(--guide-line);border-bottom:1px solid var(--guide-line)}
.toc-title{margin:0 0 8px;color:var(--guide-ink)!important;font-size:.78rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase}
.guide-toc a{display:block;padding:6px 0;color:var(--guide-muted);font-size:.8rem;line-height:1.35;text-decoration:none}
.guide-toc a:hover{color:var(--guide-accent)}
.manual{min-width:0}
.manual-section{scroll-margin-top:92px;padding:0 0 64px;margin:0 0 64px;border-bottom:1px solid var(--guide-line)}
.manual-section[hidden]{display:none!important}
.feature-heading{margin-bottom:26px}
.feature-heading>div{display:flex;align-items:center;gap:8px;margin-bottom:13px}
.feature-number{margin-left:auto;color:color-mix(in srgb,var(--guide-muted) 56%,transparent);font-size:.76rem;font-weight:300;letter-spacing:.12em}
.feature-heading h2{margin:0;max-width:780px;font-size:clamp(1.7rem,3vw,2.3rem);font-weight:300;letter-spacing:-.035em;line-height:1.12}
.feature-heading p{max-width:800px;margin:13px 0 0;font-size:1rem;line-height:1.72}
.manual-section h3{margin:28px 0 10px;font-size:1rem;font-weight:300;letter-spacing:-.01em}
.manual-section>p,.manual-section li{font-size:.94rem;line-height:1.75}
.manual-section a{color:var(--guide-accent-strong);text-underline-offset:3px}
.steps-list{margin:0;padding-left:1.35rem}
.steps-list li{padding-left:6px;margin:0 0 10px;color:var(--guide-muted)}
.steps-list li::marker{color:var(--guide-accent);font-weight:800}
.steps-list strong{color:var(--guide-ink)}
.steps-list.compact li{margin-bottom:7px}
.feature-grid-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:24px 0}
.feature-grid-two>div,.feature-note{padding:20px;border:1px solid var(--guide-line);border-radius:14px;background:var(--guide-surface)}
.feature-grid-two h3,.feature-note h3{margin:0 0 8px}
.feature-grid-two p,.feature-note p{margin:0;font-size:.88rem;line-height:1.65}
.feature-note{background:linear-gradient(145deg,var(--guide-surface),var(--guide-accent-soft))}
.tips{margin-top:24px;padding:16px 18px;border-left:3px solid var(--guide-accent);border-radius:0 12px 12px 0;background:var(--guide-accent-soft)}
.tips strong{display:block;margin-bottom:4px;color:var(--guide-ink);font-size:.84rem}
.tips p{margin:0;font-size:.84rem;line-height:1.6}
.mode-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:20px}
.mode-grid article{padding:18px;border:1px solid var(--guide-line);border-radius:14px;background:var(--guide-surface)}
.mode-grid h3{margin:0 0 7px}.mode-grid p{margin:0;font-size:.83rem;line-height:1.6}
.trouble-list{display:grid;gap:10px}
.trouble-list details{border:1px solid var(--guide-line);border-radius:12px;background:var(--guide-surface)}
.trouble-list summary{padding:14px 16px;color:var(--guide-ink);font-size:.9rem;font-weight:300;cursor:pointer}
.trouble-list details[open] summary{border-bottom:1px solid var(--guide-line)}
.trouble-list details p{margin:0;padding:14px 16px;font-size:.86rem;line-height:1.65}
.roadmap-section{padding:26px;margin-top:-18px;border:1px solid color-mix(in srgb,var(--guide-plus) 30%,var(--guide-line));border-radius:var(--guide-radius);background:linear-gradient(145deg,var(--guide-surface),var(--guide-plus-soft))}
.guide-empty{padding:42px;border:1px dashed var(--guide-line);border-radius:var(--guide-radius);background:var(--guide-surface);text-align:center}
.guide-empty h2{margin:0 0 8px;font-size:1.35rem}
.guide-empty p{margin:0 0 18px}

.guide-faq{padding:20px 0 82px}
.faq-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.faq-cards article{padding:20px;border:1px solid var(--guide-line);border-radius:14px;background:var(--guide-surface)}
.faq-cards h3{margin:0 0 7px;font-size:.95rem}
.faq-cards p{margin:0;font-size:.84rem;line-height:1.6}
.guide-cta{padding:42px 0;}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px}
.cta-inner h2{margin:0;font-size:1.65rem;letter-spacing:-.025em}
.cta-inner p{margin:7px 0 0}

html.app-webview .site-header{position:static;height:58px;border-bottom:1px solid var(--guide-line);box-shadow:none;backdrop-filter:none}
html.app-webview .site-header .nav-wrap{justify-content:center}
html.app-webview .site-header nav,html.app-webview .site-header .menu-button,html.app-webview .webview-hidden{display:none!important}
html.app-webview .guide-hero{padding-top:38px}
html.app-webview .hero-grid{grid-template-columns:1fr;gap:28px}
html.app-webview .tier-snapshot{grid-template-columns:repeat(2,minmax(0,1fr))}
html.app-webview .guide-toc{top:16px}
html.app-webview .site-footer{margin-top:0}
html.app-webview .footer-grid{grid-template-columns:1fr}
html.app-webview .footer-bottom{padding-bottom:max(18px,env(safe-area-inset-bottom))}

@media(max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .tier-snapshot{grid-template-columns:repeat(2,minmax(0,1fr))}
  .manual-layout{grid-template-columns:1fr;gap:30px}
  .guide-toc{position:static;display:flex;gap:8px;overflow-x:auto;padding:12px 0;scrollbar-width:thin}
  .guide-toc .toc-title{display:none}
  .guide-toc a{flex:0 0 auto;padding:7px 10px;border:1px solid var(--guide-line);border-radius:999px;background:var(--guide-surface);white-space:nowrap}
  .mode-grid,.faq-cards{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media(max-width:900px){
  .guide-page .nav-wrap nav{background:var(--guide-surface);border-color:var(--guide-line)}
}

@media(max-width:700px){
  html{scroll-padding-top:72px}
  .guide-width{width:min(var(--guide-max),calc(100% - 30px))}
  .guide-hero{padding:46px 0 38px}
  .guide-hero-banner{margin-top:28px}
  .guide-hero-banner img{border-radius:14px}
  .guide-hero h1{font-size:clamp(2rem,10vw,2.75rem)}
  .hero-deck{font-size:.98rem}
  .tier-snapshot,html.app-webview .tier-snapshot{grid-template-columns:1fr}
  .guide-search-band{padding:24px 0}
  .search-heading{display:block}
  .result-count{margin-top:8px}
  .search-panel{padding:12px}
  .topic-row{align-items:flex-start}
  .filter-row>span{flex-basis:100%;margin-bottom:1px}
  .plan-section{padding:52px 0}
  .comparison-table{overflow-x:auto}
  .comparison-row{min-width:560px}
  .comparison-row>div{padding:13px 14px;font-size:.82rem}
  .manual-layout{padding-bottom:58px}
  .manual-section{padding-bottom:46px;margin-bottom:46px;scroll-margin-top:74px}
  .feature-grid-two,.mode-grid,.faq-cards{grid-template-columns:1fr}
  .feature-heading h2{font-size:1.65rem}
  .roadmap-section{padding:20px}
  .guide-faq{padding-bottom:58px}
  .cta-inner{align-items:flex-start;flex-direction:column}
  .cta-inner .guide-button{width:100%}
}

@media(max-width:440px){
  .guide-width{width:min(var(--guide-max),calc(100% - 24px))}
  .guide-hero h1{font-size:2rem}
  .hero-actions{display:grid;grid-template-columns:1fr}
  .hero-actions .guide-button{width:100%}
  .tier-card{padding:20px}
  .search-field{padding-left:12px}
  .filter-chip{min-height:36px}
  .manual-section>p,.manual-section li{font-size:.91rem}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .guide-page *{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}
}