/* Layout: single centered column (max 1120px); hero splits text + product shot, sections stack below, policy pages use a narrow reading column */
:root{
  --bg:#f2f3ef; --surface:#ffffff; --surface-2:#e9ece6; --fg:#18211c; --muted:#56635b; --line:#d6dbd3;
  --accent:#1b6a4d; --accent-fg:#ffffff; --accent-soft:#d9eadf; --warn:#9a5d07; --warn-soft:#f5e6c9;
  --f-display:"Readex Pro","IBM Plex Sans Arabic",system-ui,sans-serif;
  --f-body:"IBM Plex Sans Arabic",system-ui,-apple-system,"Segoe UI",Tahoma,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --r:12px;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#111613; --surface:#18201b; --surface-2:#212a24; --fg:#e6ebe7; --muted:#9aa8a0; --line:#2c3630;
  --accent:#4cb386; --accent-fg:#08130d; --accent-soft:#1d382b; --warn:#e3a54b; --warn-soft:#3a2c14; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#111613; --surface:#18201b; --surface-2:#212a24; --fg:#e6ebe7; --muted:#9aa8a0; --line:#2c3630;
  --accent:#4cb386; --accent-fg:#08130d; --accent-soft:#1d382b; --warn:#e3a54b; --warn-soft:#3a2c14; color-scheme:dark}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--f-body);font-size:16.5px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent)}
h1,h2,h3{font-family:var(--f-display);font-weight:600;margin:0;text-wrap:balance;line-height:1.15}
p{margin:0}
.num{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.wrap{max-width:1120px;margin:0 auto;padding-inline:20px}
.eyebrow{font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);font-weight:600}
.muted{color:var(--muted)}

/* nav */
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:12px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--fg);font-family:var(--f-display);font-weight:700;font-size:17px}
.nav-links{display:flex;align-items:center;gap:20px}
.nav-links a{color:var(--muted);text-decoration:none;font-weight:500;font-size:15px}
.nav-links a:hover{color:var(--fg)}
@media (max-width:720px){.nav-links .hide-sm{display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:10px;font-weight:600;text-decoration:none;border:1px solid var(--line);color:var(--fg);background:var(--surface);font-size:15.5px;white-space:nowrap}
.btn:hover{border-color:var(--muted)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-fg)}
.btn.primary:hover{filter:brightness(1.07)}
.btn.sm{padding:8px 14px;font-size:14px}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* hero */
.hero{padding-block:64px 40px}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:48px;align-items:center}
.hero h1{font-size:clamp(34px,5vw,54px);letter-spacing:-.02em;margin-top:12px}
.hero .lead{font-size:19px;color:var(--muted);margin-top:18px;max-width:34em}
.hero .ctas{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.hero .fine{margin-top:14px;font-size:14px;color:var(--muted)}
.shot{border-radius:14px;overflow:hidden;border:1px solid var(--line);box-shadow:0 30px 60px -30px rgba(10,30,20,.35),0 2px 6px rgba(10,30,20,.06);background:var(--surface)}
.shot .bar{display:flex;gap:6px;padding:9px 12px;border-bottom:1px solid var(--line);background:var(--surface-2)}
.shot .bar i{width:9px;height:9px;border-radius:50%;background:var(--line)}
@media (max-width:900px){.hero .wrap{grid-template-columns:minmax(0,1fr)}.hero{padding-block:40px 24px}}

/* receipt split strip: the one signature detail */
.split{margin-top:28px;display:inline-flex;align-items:stretch;border:1px dashed var(--line);border-radius:10px;background:var(--surface);overflow:hidden;font-size:14px;max-width:100%;flex-wrap:wrap}
.split > div{padding:10px 16px;border-inline-end:1px dashed var(--line)}
.split > div:last-child{border-inline-end:0}
.split b{display:block;font-family:var(--f-mono);font-size:17px;font-weight:500}
.split span{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.05em}

/* sections */
section.block{padding-block:72px}
section.block.alt{background:var(--surface);border-block:1px solid var(--line)}
.sec-head{max-width:680px;margin-bottom:40px}
.sec-head h2{font-size:clamp(26px,3.4vw,36px);margin-top:10px}
.sec-head p{margin-top:12px;color:var(--muted);font-size:17.5px}

.features{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 36px}
@media (max-width:900px){.features{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.features{grid-template-columns:minmax(0,1fr)}}
.feature h3{font-size:18px;margin-top:12px}
.feature p{margin-top:6px;color:var(--muted);font-size:15.5px}
.ico{width:40px;height:40px;border-radius:10px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center}
.ico svg{width:22px;height:22px}

.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;counter-reset:s}
@media (max-width:820px){.steps{grid-template-columns:minmax(0,1fr)}}
.step{border-top:2px solid var(--accent);padding-top:16px}
.step .n{font-family:var(--f-mono);color:var(--accent);font-size:14px}
.step h3{font-size:19px;margin-top:6px}
.step p{margin-top:6px;color:var(--muted);font-size:15.5px}

.duo{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,.6fr);gap:28px;margin-top:48px;align-items:center}
.duo figure{margin:0}
.duo figcaption{font-size:13.5px;color:var(--muted);margin-top:10px}
.phone{border-radius:22px;overflow:hidden;border:6px solid var(--fg);max-width:280px;margin-inline:auto}
@media (max-width:820px){.duo{grid-template-columns:minmax(0,1fr)}}

/* pricing */
.plans{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
@media (max-width:980px){.plans{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.plans{grid-template-columns:minmax(0,1fr)}}
.plan{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px;display:flex;flex-direction:column;gap:14px;position:relative}
.plan.best{border:2px solid var(--accent)}
.plan .tag{position:absolute;top:-12px;inset-inline-start:20px;background:var(--accent);color:var(--accent-fg);font-size:12px;font-weight:600;padding:3px 10px;border-radius:99px}
.plan h3{font-size:17px}
.plan .price{font-family:var(--f-display);font-size:38px;font-weight:600;line-height:1}
.plan .price small{font-size:15px;color:var(--muted);font-weight:500;font-family:var(--f-body)}
.plan .per{font-size:14px;color:var(--muted);min-height:2.6em}
.save{display:inline-block;background:var(--accent-soft);color:var(--accent);font-size:12.5px;font-weight:600;padding:2px 9px;border-radius:99px}
.plan .btn{margin-top:auto}
.incl{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:28px;color:var(--muted);font-size:15px}
.incl span::before{content:"✓ ";color:var(--accent);font-weight:700}

/* faq */
.faq{max-width:780px}
.faq details{border-bottom:1px solid var(--line);padding-block:18px}
.faq summary{cursor:pointer;font-weight:600;font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--muted);font-weight:400;font-size:22px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin-top:10px;color:var(--muted)}

.cta-band{text-align:center}
.cta-band h2{font-size:clamp(26px,3.4vw,36px)}
.cta-band p{color:var(--muted);margin-top:10px}
.cta-band .btn{margin-top:24px}

footer{border-top:1px solid var(--line);padding-block:32px;font-size:14.5px;color:var(--muted)}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:center}
footer nav{display:flex;gap:18px;flex-wrap:wrap}
footer a{color:var(--muted)}

/* policy pages */
.doc{max-width:720px;margin:0 auto;padding-inline:20px;padding-block:56px 72px}
.doc h1{font-size:clamp(30px,4vw,40px)}
.doc .updated{color:var(--muted);margin-top:8px;font-size:14.5px}
.doc h2{font-size:20px;margin-top:36px}
.doc p,.doc li{margin-top:10px;color:var(--fg)}
.doc ul{padding-inline-start:22px;margin:0}
.doc .note{margin-top:24px;padding:14px 16px;border-radius:10px;background:var(--surface-2);font-size:15px}

/* install guide */
.install{margin-top:72px}
.inst-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
@media (max-width:900px){.inst-grid{grid-template-columns:minmax(0,1fr)}}
.inst{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px 22px;min-width:0}
.inst h3{font-size:17px}
.inst ol{margin:12px 0 0;padding-inline-start:20px;display:flex;flex-direction:column;gap:8px;color:var(--fg);font-size:15.5px}
.inst li::marker{color:var(--accent);font-family:var(--f-mono)}
.kbd{display:inline-block;border:1px solid var(--line);border-radius:5px;padding:0 5px;font-size:13px;background:var(--surface-2)}
.inst-note{margin-top:16px;color:var(--muted);font-size:15px;max-width:70ch}