/* Glucose Blood — mobile-first, no external CSS or JavaScript dependencies */
:root{
 --bg:#f7faff; --white:#fff; --ink:#122537; --muted:#526779;
 --line:#e3ebf4; --blue:#0751ff; --blue-deep:#173eb7;
 --blue-pale:#eaf1ff; --red:#f3253d; --red-pale:#fff0f1;
 --shadow:0 22px 64px rgba(20,61,138,.09); --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.65}
a{color:var(--blue-deep);text-decoration:none}
a:hover{text-decoration:underline}
a:focus-visible,button:focus-visible{outline:3px solid var(--red);outline-offset:4px}
img{display:block;max-width:100%}
.container{max-width:1160px;margin:0 auto;padding:0 24px}
.narrow{max-width:840px}
.skip{position:absolute;left:-200vw;top:8px;z-index:100;background:white;color:var(--ink);padding:10px 14px}
.skip:focus{left:16px}
.site-header{position:sticky;top:0;z-index:10;border-bottom:1px solid rgba(220,232,245,.88);background:rgba(255,255,255,.91);backdrop-filter:blur(16px)}
.nav{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;font-size:1.16rem;font-weight:800;color:var(--ink);letter-spacing:-.03em}
.brand:hover{text-decoration:none}
.brand img{width:42px;height:42px;border-radius:12px;box-shadow:0 6px 16px rgba(20,50,100,.1)}
.menu{display:flex;align-items:center;flex-wrap:wrap;gap:26px}
.menu a{color:var(--muted);font-weight:650;font-size:.95rem}
.menu a[aria-current="page"]{color:var(--blue-deep)}
.menu a:hover{color:var(--blue-deep);text-decoration:none}
.hero{position:relative;overflow:hidden;background:radial-gradient(ellipse at 79% 16%,#d7e6ff 0,rgba(215,230,255,0) 40%),radial-gradient(ellipse at 95% 70%,#ffe8eb 0,rgba(255,232,235,0) 34%),linear-gradient(180deg,#ffffff 0%,#f5f9ff 100%);border-bottom:1px solid var(--line)}
.hero-grid{min-height:610px;padding-top:78px;padding-bottom:82px;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:70px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--blue-deep);background:var(--blue-pale);font-weight:800;font-size:.84rem;letter-spacing:.04em;text-transform:uppercase;padding:9px 14px;border-radius:999px;margin-bottom:22px}
.eyebrow:before{content:"";display:block;width:9px;height:9px;border-radius:50%;background:var(--red)}
h1,h2,h3{line-height:1.16;letter-spacing:-.035em;margin:0 0 18px}
h1{font-size:clamp(2.8rem,5.4vw,5rem);font-weight:850;max-width:670px}
h2{font-size:clamp(1.9rem,3.3vw,2.7rem)}
h3{font-size:1.18rem;letter-spacing:-.015em}
p{margin:0 0 18px}
.hero .lead{font-size:1.16rem;color:var(--muted);max-width:560px;margin:0 0 32px}
.accent-red{color:var(--red)}
.download{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.download img{height:54px;width:auto}
.download-note{color:var(--muted);font-size:.88rem}
.hero-visual{position:relative;min-height:445px;display:flex;align-items:center;justify-content:center;isolation:isolate}
.hero-visual:before{content:"";position:absolute;inset:6% 6% 7% 6%;border:1px solid rgba(7,81,255,.2);border-radius:50%;transform:rotate(-10deg)}
.hero-visual:after{content:"";position:absolute;inset:15% 0 15% 0;border:1px dashed rgba(7,81,255,.12);border-radius:50%;transform:rotate(14deg)}
.icon-halo{position:absolute;width:380px;height:380px;max-width:90%;border-radius:50%;background:linear-gradient(140deg,#e8f1ff,#ffeff1);filter:blur(3px);z-index:-1}
.app-icon-large{width:min(290px,73%);aspect-ratio:1;border-radius:66px;box-shadow:0 30px 65px rgba(26,59,134,.17),0 7px 19px rgba(26,59,134,.06)}
.visual-tag{position:absolute;display:flex;align-items:center;gap:10px;border:1px solid #e5ecf6;background:rgba(255,255,255,.94);box-shadow:0 15px 35px rgba(28,62,118,.11);padding:13px 16px;border-radius:15px;font-weight:750;font-size:.91rem;white-space:nowrap}
.visual-tag:before{display:inline-flex;justify-content:center;align-items:center;width:28px;height:28px;border-radius:9px;background:var(--blue-pale);color:var(--blue-deep);font-size:16px}
.tag-top{top:6%;right:1%}.tag-top:before{content:"↗"}
.tag-left{left:-3%;top:48%}.tag-left:before{content:"♥";background:var(--red-pale);color:var(--red)}
.tag-bottom{right:0;bottom:5%}.tag-bottom:before{content:"✓"}
.section{padding:82px 0}
.section.alt{background:#edf4ff;border-top:1px solid #e1eaf6;border-bottom:1px solid #e1eaf6}
.section-heading{max-width:700px;margin:0 0 32px}
.section-heading p{color:var(--muted);font-size:1.06rem}
.features{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);padding:30px;box-shadow:var(--shadow)}
.card p{color:var(--muted);margin:0}
.feature-symbol{display:inline-flex;align-items:center;justify-content:center;width:54px;height:54px;border-radius:17px;background:var(--blue-pale);color:var(--blue-deep);font-size:1.5rem;font-weight:800;margin-bottom:23px}
.feature-symbol.red{background:var(--red-pale);color:var(--red)}
.split-grid{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:66px}
.insight-board{background:#fff;border-radius:32px;border:1px solid var(--line);padding:34px;box-shadow:var(--shadow)}
.insight-board .chart-head{display:flex;justify-content:space-between;gap:14px;align-items:flex-start;margin-bottom:20px}
.kicker{font-size:.77rem;letter-spacing:.1em;text-transform:uppercase;color:var(--blue-deep);font-weight:800}
.chart-label{font-weight:800;font-size:1.25rem}
.pill{border-radius:999px;background:var(--blue-pale);color:var(--blue-deep);padding:6px 11px;font-size:.76rem;font-weight:750}
.spark{width:100%;height:auto;display:block}
.chart-caption{margin:14px 0 0;color:var(--muted);font-size:.8rem}
.point-list{padding:0;margin:24px 0 0;list-style:none;display:grid;gap:16px}
.point-list li{position:relative;padding-left:28px;color:var(--muted)}
.point-list li:before{content:"✓";position:absolute;left:0;top:2px;background:#dff3ed;color:#12684e;border-radius:50%;width:19px;height:19px;line-height:19px;text-align:center;font-size:.75rem;font-weight:900}
.notice-box{background:#fff6f7;border:1px solid #ffd9de;border-left:5px solid var(--red);padding:28px 30px;border-radius:18px}
.notice-box h2{font-size:1.35rem;margin-bottom:10px}
.notice-box p{margin:0;color:#655057}
.cta{background:linear-gradient(140deg,#0c49cb,#0751ff 70%,#356efb);color:#fff;border-radius:32px;padding:52px;display:flex;align-items:center;justify-content:space-between;gap:25px}
.cta h2{font-size:clamp(1.8rem,3vw,2.6rem);margin-bottom:10px}
.cta p{margin:0;color:#dce7ff}
.cta .download{border-radius:12px;background:white;padding:8px}
.legal{background:#fff;border-radius:30px;padding:46px 52px;border:1px solid var(--line);box-shadow:var(--shadow)}
.legal h1{font-size:clamp(2.3rem,4vw,3.4rem);margin:0 0 10px}
.legal h2{font-size:1.37rem;margin:34px 0 12px;letter-spacing:-.025em}
.legal h3{font-size:1.1rem;margin:24px 0 8px}
.legal p,.legal li{color:#3d5164}
.legal ul{padding-left:22px}
.legal li{margin:8px 0}
.updated{font-size:.93rem;color:var(--muted);margin-bottom:28px}
.page-intro{background:linear-gradient(180deg,#eaf2ff,transparent);padding:60px 0 28px}
.support-card{border-radius:26px;background:#edf4ff;padding:30px;border:1px solid #dfe9f7;margin:24px 0}
.support-card .email{font-size:clamp(1.08rem,2.8vw,1.4rem);font-weight:800;overflow-wrap:anywhere}
.site-footer{margin-top:32px;border-top:1px solid var(--line);background:white;padding:46px 0}
.footer-grid{display:grid;grid-template-columns:1.4fr .9fr 1fr;gap:40px}
.footer-grid .brand{margin-bottom:12px}
.footer-grid p{color:var(--muted);font-size:.92rem}
.footer-links{display:grid;gap:9px}
.footer-links a{color:var(--muted);font-weight:600}
.small{font-size:.86rem;color:var(--muted)}
@media(max-width:980px){.hero-grid{gap:34px}.visual-tag{font-size:.82rem}.features{grid-template-columns:repeat(2,1fr)}.split-grid{gap:36px}}
@media(max-width:760px){.nav{padding:13px 0;flex-wrap:wrap;gap:10px}.menu{gap:17px}.menu a{font-size:.87rem}.hero-grid,.split-grid{grid-template-columns:1fr}.hero-grid{min-height:auto;padding-top:58px;padding-bottom:38px}.hero-visual{min-height:380px}.section{padding:58px 0}.features{grid-template-columns:1fr}.cta{flex-direction:column;align-items:flex-start;padding:32px}.footer-grid{grid-template-columns:1fr 1fr}.legal{padding:32px 26px}.tag-left{left:0}}
@media(max-width:520px){.container{padding:0 18px}.nav{align-items:flex-start}.brand img{height:37px;width:37px}.brand{font-size:1rem}.menu{gap:13px}.hero h1{font-size:2.72rem}.hero-visual{min-height:330px}.app-icon-large{width:205px;border-radius:49px}.icon-halo{width:260px;height:260px}.visual-tag{font-size:.7rem;padding:8px 9px;gap:5px}.visual-tag:before{width:23px;height:23px}.tag-top{top:3%}.tag-left{top:53%}.tag-bottom{bottom:1%}.footer-grid{grid-template-columns:1fr}.card{padding:25px}.insight-board{padding:23px}.legal{padding:30px 20px}.cta{border-radius:25px}.page-intro{padding:38px 0 12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}

/* Optional App Store screenshot gallery: enabled automatically when named JPEG files exist. */
.screenshots-section{background:linear-gradient(180deg,#f7faff,#eaf2ff);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.screenshots-gallery{display:flex;gap:21px;overflow-x:auto;scroll-snap-type:x mandatory;overscroll-behavior-x:contain;padding:12px 4px 24px;scrollbar-width:thin;scrollbar-color:#acc7fa transparent}
.screenshot-card{margin:0;flex:0 0 clamp(185px,22%,236px);scroll-snap-align:start;min-width:0}
.screenshot-card img{display:block;width:100%;height:auto;aspect-ratio:9 / 19.5;object-fit:contain;object-position:top;border-radius:24px;border:1px solid #dce8fb;box-shadow:0 15px 36px rgba(20,61,138,.13);background:#fff}
@media(max-width:760px){.screenshot-card{flex-basis:clamp(190px,57vw,240px)}.screenshots-gallery{gap:15px}}