/* GlucoScope step-by-step guides */
:root{
  color-scheme:light;
  --guide-ink:#24354a;
  --guide-muted:#5d7088;
  --guide-green:#2f9367;
  --guide-green-deep:#237452;
  --guide-green-soft:#eef9f3;
  --guide-border:#d7e6de;
  --guide-paper:#ffffff;
  --guide-bg:#f3f8f5;
  --guide-warn:#fff8e6;
  --guide-warn-border:#e6cf8d;
}
*{box-sizing:border-box}
html{font-size:18px;scroll-behavior:smooth}
body{margin:0;background:var(--guide-bg);color:var(--guide-ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Sans","Yu Gothic UI",Meiryo,sans-serif;line-height:1.8}
a{color:#176da8;text-underline-offset:3px}
button,a{touch-action:manipulation}
.guide-wrap{width:min(920px,100%);margin:0 auto;padding:max(20px,env(safe-area-inset-top)) max(18px,env(safe-area-inset-right)) max(64px,env(safe-area-inset-bottom)) max(18px,env(safe-area-inset-left))}
.guide-topbar{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:18px}
.guide-brand{font-weight:800;color:var(--guide-green-deep);text-decoration:none}
.guide-brand,.guide-back{display:inline-flex;align-items:center;min-height:44px;padding:4px 2px}
.guide-back{font-size:.9rem;text-align:right}
.guide-hero,.guide-card{background:var(--guide-paper);border:1px solid var(--guide-border);border-radius:22px}
.guide-hero{padding:28px;margin-bottom:18px}
.guide-kicker{margin:0 0 6px;color:var(--guide-green-deep);font-weight:800;font-size:.85rem}
h1{margin:0 0 10px;font-size:clamp(1.55rem,6vw,2.3rem);line-height:1.35}
h2{font-size:1.35rem;line-height:1.45;margin:0 0 8px}
h3{font-size:1.08rem;margin:0 0 6px}
p{margin:0 0 12px}
.guide-lead{font-size:1.05rem}
.guide-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.guide-chip{display:inline-flex;padding:5px 10px;border-radius:999px;background:var(--guide-green-soft);color:var(--guide-green-deep);font-size:.82rem;font-weight:700}
.guide-callout{margin:18px 0;padding:18px;border:1px solid var(--guide-border);border-radius:18px;background:var(--guide-green-soft)}
.guide-warning{background:var(--guide-warn);border-color:var(--guide-warn-border)}
.guide-primary-link{display:flex;align-items:center;justify-content:center;min-height:54px;padding:12px 18px;border-radius:14px;background:var(--guide-green);color:#fff;text-decoration:none;font-weight:800;text-align:center}
.guide-primary-link:hover{background:var(--guide-green-deep)}
.guide-secondary-links{display:flex;gap:12px;flex-wrap:wrap;margin-top:12px;font-size:.9rem}
.guide-toc{padding:20px 24px;margin-bottom:18px}
.guide-toc ol{margin:8px 0 0;padding-left:1.4em}
.guide-step{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,380px);gap:26px;align-items:start;padding:26px;margin-bottom:18px;scroll-margin-top:18px}
.guide-step-number{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:50%;background:var(--guide-green);color:#fff;font-weight:900;margin-bottom:10px}
.guide-step-copy ul{padding-left:1.35em;margin:10px 0}
.guide-step-copy li{margin-bottom:8px}
.guide-step-copy>p:last-child{margin-bottom:0}
.guide-shot{margin:0}
.guide-shot img{display:block;width:100%;height:auto;border:1px solid var(--guide-border);border-radius:18px;background:#fff}
.guide-shot figcaption{margin-top:8px;color:var(--guide-muted);font-size:.82rem;text-align:center}
.guide-note{color:var(--guide-muted);font-size:.9rem}
.guide-footer{margin-top:22px;padding:22px;text-align:left}
.guide-footer p:last-child{margin-bottom:0}
.guide-checklist{display:grid;gap:10px;margin:12px 0 0;padding:0;list-style:none}
.guide-checklist li{padding-left:30px;position:relative}
.guide-checklist li::before{content:"✓";position:absolute;left:0;top:0;color:var(--guide-green);font-weight:900}
@media(max-width:720px){
  html{font-size:17px}
  .guide-wrap{padding:12px 10px 46px}
  .guide-hero,.guide-step,.guide-toc,.guide-footer{border-radius:18px;padding:19px}
  .guide-step{grid-template-columns:1fr;gap:16px}
  .guide-step-copy{order:1}
  .guide-shot{order:2;width:min(100%,430px);margin:0 auto}
  .guide-topbar{padding:2px 4px}
}
@media(max-width:380px){html{font-size:16px}.guide-secondary-links{display:grid}}

/* User Foundation 0.3.1: stable screenshot layout and sensor guides */
.guide-narrow{width:min(760px,100%)}
.guide-shot-image{position:relative;overflow:hidden;border-radius:18px}
.guide-shot-image>img{border-radius:18px}
.guide-sensor-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:16px 0}
.guide-sensor-link{display:grid;gap:5px;padding:16px;border:1px solid var(--guide-border);border-radius:16px;background:#fff;color:var(--guide-ink);text-decoration:none}
.guide-sensor-link:hover{border-color:var(--guide-green);background:var(--guide-green-soft)}
.guide-sensor-link strong{color:var(--guide-green-deep)}
.guide-sensor-link span{font-size:.88rem;color:var(--guide-muted)}
.guide-footer-return{margin-top:18px}
.guide-simple-steps{padding:24px;margin-bottom:18px}
.guide-simple-steps>ol{display:grid;gap:22px;margin:0;padding:0;list-style:none;counter-reset:guide-simple}
.guide-simple-steps>ol>li{position:relative;padding-left:58px;counter-increment:guide-simple}
.guide-simple-steps>ol>li::before{content:counter(guide-simple);position:absolute;left:0;top:0;display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:var(--guide-green);color:#fff;font-weight:900}
.guide-simple-steps h2{font-size:1.12rem}
.guide-architecture{padding:26px;margin-bottom:18px;scroll-margin-top:18px}
.guide-flow{display:grid;justify-items:center;gap:8px;margin:22px 0}
.guide-flow-node{width:min(100%,520px);display:grid;gap:4px;padding:15px 18px;border:1px solid var(--guide-border);border-radius:15px;background:#fff;text-align:center}
.guide-flow-node strong{color:var(--guide-ink)}
.guide-flow-node span{color:var(--guide-muted);font-size:.86rem}
.guide-flow-node-accent{border-color:#7bc7a2;background:var(--guide-green-soft)}
.guide-flow-arrow{color:var(--guide-green-deep);font-size:28px;font-weight:900;line-height:1}
.guide-flow-row{width:min(100%,720px);display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:9px}
.guide-flow-link{color:var(--guide-green-deep);font-size:25px;font-weight:900}
.guide-details{margin-top:20px;border-top:1px solid var(--guide-border);padding-top:18px}
.guide-details summary{cursor:pointer;color:var(--guide-green-deep);font-weight:900}
.guide-tech-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:14px}
.guide-tech-grid>div{display:grid;gap:3px;padding:13px;border:1px solid var(--guide-border);border-radius:13px;background:#fff}
.guide-tech-grid span{font-size:.82rem;color:var(--guide-muted)}
@media(max-width:720px){
  .guide-sensor-links,.guide-tech-grid{grid-template-columns:1fr}
  .guide-flow-row{grid-template-columns:1fr;justify-items:center}
  .guide-flow-link{transform:rotate(90deg)}
  .guide-simple-steps{padding:20px 18px}
}

/* User Foundation 0.3.3: beginner field-test revision */
.guide-field-note{border-width:2px}
.guide-progress{margin:-5px 0 8px;color:var(--guide-green-deep);font-size:.78rem;font-weight:800}
.guide-chapter{margin:34px 0 16px;padding:18px 22px;border-left:6px solid var(--guide-green);border-radius:0 18px 18px 0;background:#e7f6ee;scroll-margin-top:18px}
.guide-chapter p{margin:0;color:var(--guide-green-deep);font-size:.78rem;font-weight:900;letter-spacing:.08em}
.guide-chapter h2{margin:1px 0 0}
.guide-step-action{display:grid;gap:2px;margin:12px 0;padding:12px 14px;border:1px solid #9ccdb3;border-radius:14px;background:var(--guide-green-soft)}
.guide-step-action strong{color:var(--guide-green-deep);font-size:.78rem}
.guide-step-action span{font-weight:800}
.guide-step-optional{border-color:var(--guide-warn-border);background:var(--guide-warn)}
.guide-step-optional strong{color:#8a681d}
.guide-skip-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:12px 0}
.guide-skip-card{padding:14px;border:1px solid var(--guide-border);border-radius:14px;background:#fff}
.guide-skip-card strong{display:block;margin-bottom:5px}
.guide-skip-card p{margin:0;font-size:.9rem}
.guide-skip-ok{border-color:#9ccdb3}
.guide-skip-ok strong{color:var(--guide-green-deep)}
.guide-skip-required{border-color:#d9a46e}
.guide-skip-required strong{color:#8d4e18}
.guide-no-shot{min-height:180px;display:grid;place-content:center;gap:7px;padding:22px;border:2px dashed var(--guide-border);border-radius:18px;background:#fafdfb;text-align:center;color:var(--guide-muted)}
.guide-no-shot strong{color:var(--guide-green-deep);font-size:1.05rem}
.guide-no-shot span{font-size:.86rem}
.guide-app-now,.guide-app-card{display:flex;align-items:center;gap:14px;border:1px solid var(--guide-border);border-radius:18px;background:#fff}
.guide-app-now{margin:18px 0;padding:15px 18px;box-shadow:0 6px 18px rgba(36,53,74,.05)}
.guide-app-now>div,.guide-app-card>div{display:grid;min-width:0}
.guide-app-now small,.guide-app-card small{color:var(--guide-green-deep);font-weight:900}
.guide-app-now strong,.guide-app-card strong{line-height:1.35}
.guide-app-now span:not(.guide-app-icon),.guide-app-card span:not(.guide-app-icon){color:var(--guide-muted);font-size:.8rem}
.guide-app-icon{flex:0 0 auto;display:grid;place-items:center;width:58px;height:58px;border-radius:15px;color:#fff;font-weight:900;box-shadow:inset 0 0 0 1px rgba(255,255,255,.35)}
.guide-app-icon-gluroo{background:linear-gradient(145deg,#7156a8,#3e2f78)}
.guide-app-icon-mail{background:linear-gradient(145deg,#59a9ee,#246fb6)}
.guide-app-compare{display:grid;gap:10px;margin-top:14px}
.guide-app-card{padding:12px}
.guide-app-card.compact{min-height:180px;justify-content:center;padding:20px}
.guide-app-card.compact .guide-app-icon{width:72px;height:72px;border-radius:19px;font-size:1.2rem}
.guide-detailed-steps>ol{counter-reset:inherit}
.guide-detailed-steps .guide-primary-link{margin-top:12px}
@media(max-width:720px){
  .guide-skip-grid{grid-template-columns:1fr}
  .guide-app-now{position:sticky;top:6px;z-index:4;padding:11px 13px;border-radius:15px}
  .guide-app-now .guide-app-icon{width:46px;height:46px;border-radius:12px}
  .guide-no-shot{min-height:135px}
  .guide-chapter{margin-top:28px;padding:15px 17px}
}


/* User Foundation 0.3.4: full 34-screen Gluroo guide */
.guide-version-warning{background:#eef5ff;border-color:#bfd2ea}
.guide-version-warning h2{color:#294e78}
.guide-step-heading{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:4px}
.guide-step-heading .guide-step-number{margin-bottom:0}
.guide-step-badge{display:inline-flex;align-items:center;min-height:30px;padding:3px 10px;border-radius:999px;background:var(--guide-green-soft);border:1px solid var(--guide-border);color:var(--guide-green-deep);font-size:.78rem;font-weight:800}
.guide-shot-full{width:min(100%,380px);margin-inline:auto}
.guide-shot-full img{box-shadow:0 8px 28px rgba(36,53,74,.10)}
.guide-anchor{display:block;position:relative;top:-12px;visibility:hidden}
@media(max-width:720px){.guide-shot-full{width:min(100%,430px)}}


/* User Foundation 0.3.5: reviewed red-frame captures and official app identity */
.guide-app-icon-image{flex:0 0 auto;display:block;width:58px;height:58px;object-fit:cover;border-radius:15px;border:1px solid var(--guide-border);box-shadow:0 3px 10px rgba(36,53,74,.10)}
.guide-app-store-icon-link{flex:0 0 auto;display:grid;place-items:center;width:58px;height:58px;border-radius:15px;background:#f5f5f7;border:1px solid #d8d8dc;color:#1d1d1f;text-decoration:none;box-shadow:0 3px 10px rgba(36,53,74,.08)}
.guide-app-store-icon-link .guide-app-icon-image{width:100%;height:100%;border:0;border-radius:inherit;box-shadow:none}
.guide-app-store-icon-link:focus-visible{outline:3px solid #4e9bd6;outline-offset:3px}
@media(max-width:720px){.guide-app-icon-image,.guide-app-store-icon-link{width:46px;height:46px;border-radius:12px}}

/* User Foundation 0.4: complete LibreLinkUp and Dexcom Share capture guides */
.guide-step-action span{font-size:1rem;line-height:1.55}
.guide-step .guide-shot-full{align-self:start}
.guide-step .guide-shot-full img{max-height:none}
.guide-field-note ol{padding-left:1.4em}
.guide-field-note li{margin-bottom:8px}
@media(max-width:720px){
  .guide-wrap{padding-top:max(12px,env(safe-area-inset-top));padding-right:max(10px,env(safe-area-inset-right));padding-bottom:max(46px,env(safe-area-inset-bottom));padding-left:max(10px,env(safe-area-inset-left))}
  .guide-topbar{align-items:flex-start}
  .guide-brand,.guide-back{max-width:48%}
  .guide-step-action{padding:13px 14px}
}