/* ============================================================
   iPGMail — shared stylesheet
   Ink #14161C · body #4C5262 · accent #4A74E8
   Tints: #FFFFFF / #EDF2FC / #E7EDF9 / #E3EAF7 / #DCE6FA on #F7F8FB
   ============================================================ */

:root{
  --ink:#14161C;
  --body:#4C5262;
  --accent:#4A74E8;
  --accent-dk:#2f56c4;
  --accent-deep:#1e3a8f;
  --ground:#F7F8FB;
  --tint-1:#FFFFFF;
  --tint-2:#EDF2FC;
  --tint-3:#E7EDF9;
  --tint-4:#E3EAF7;
  --tint-5:#DCE6FA;
  --hover:#EEF2FE;
  --line:#E4E7EF;
  --line-strong:#D5DAE6;
  --code-bg:#F1F4FC;
  --dark:#101322;
  --dark-line:#262A3C;
  --dark-mute:#a7abb3;
  --dark-accent:#9DB4F7;
  --font-body:'Public Sans',system-ui,-apple-system,sans-serif;
  --font-head:'Newsreader',Georgia,serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,monospace;
  --radius-panel:24px;
  --radius-card:16px;
  --radius-row:14px;
  --radius-btn:12px;
  --shadow-card:0 1px 2px rgba(16,19,34,.05),0 10px 24px rgba(16,19,34,.05);
}

/* ---------- base ---------- */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ground);color:var(--ink);font-family:var(--font-body);-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--font-head);font-weight:600!important;letter-spacing:-.008em!important}
a{color:var(--accent-dk);text-decoration:none;text-underline-offset:3px}
a:hover{color:var(--ink);text-decoration:underline}
img{max-width:100%}
code{font-family:var(--font-mono);font-size:.92em;background:var(--code-bg);padding:1px 5px;border-radius:6px;overflow-wrap:anywhere}
::selection{background:#DCE5FD;color:var(--ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* ---------- shell ---------- */
.shell{min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
.wrap{max-width:1240px;margin:0 auto;padding:0 24px}
.page-head{padding:56px 0 40px}
.page-head.tight{padding:56px 0 8px}
.push{margin-right:auto}
.ink{color:var(--ink)}
.mono{font-family:var(--font-mono)}
.anchor{scroll-margin-top:90px}
.sp-14{height:14px}.sp-28{height:28px}.sp-56{height:56px}
.mt-18{margin:18px 0 0}
.row-wrap{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.row-wrap.mt-24{gap:10px;margin-top:24px}
.stack-24{display:grid;gap:24px}
.stack-32{display:grid;gap:32px}
.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:40px}
.grid-feat{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:40px}
.qa-col{display:grid;gap:32px;grid-column:span 2;min-width:0}

/* ---------- header ---------- */
.site-head{position:sticky;top:0;z-index:50;background:var(--tint-5);border-bottom:1px solid var(--line)}
.site-head .bar{max-width:1240px;margin:0 auto;padding:10px 20px;display:flex;flex-wrap:wrap;align-items:center;gap:8px 20px}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);margin-right:auto}
.brand:hover{color:var(--ink);text-decoration:none}
.brand-img{width:34px;height:34px;display:block;border-radius:9px}
.brand-txt{font-weight:800;font-size:19px;letter-spacing:-.02em}
.nav{display:flex;flex-wrap:wrap;gap:2px;align-items:center}
.nav-a{font-size:14px;font-weight:600;color:var(--ink);padding:6px 10px;border-radius:8px;white-space:nowrap}
.nav-a:hover{background:var(--hover);color:var(--ink);text-decoration:none}
.nav-a[aria-current="page"]{background:#fff;color:var(--accent-deep)}

/* ---------- hero (home) ---------- */
.hero{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:0;background:var(--tint-1);border-radius:var(--radius-panel);overflow:hidden;margin-top:24px}
.hero-copy{padding:clamp(40px,8vw,72px) clamp(20px,5vw,40px);display:flex;flex-direction:column;justify-content:center}
.hero-art{border-left:1px solid var(--line);padding:clamp(32px,7vw,56px) clamp(20px,5vw,40px);display:flex;align-items:center;justify-content:center;background:var(--tint-3)}
.h-hero{font-weight:800;font-size:clamp(38px,5.2vw,64px);line-height:1.02;letter-spacing:-.035em;margin:0 0 24px;text-wrap:balance}
.hero-p{font-size:18px;line-height:1.6;color:var(--body);margin:0 0 14px;max-width:52ch;text-wrap:pretty}
.hero-p.last{margin-bottom:32px}
.hero-meta{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:28px;font-size:13px;font-weight:600;color:var(--body)}

/* ---------- full-bleed strip + closing CTA ---------- */
.strip{background:var(--dark);color:#fff;margin-top:24px}
.strip-in{max-width:1240px;margin:0 auto;padding:22px 24px;display:flex;flex-wrap:wrap;gap:10px 40px;align-items:baseline}
.chip-txt{font-weight:600;font-size:15px}
.cta{background:var(--tint-5);margin-top:24px}
.cta-in{max-width:1240px;margin:0 auto;padding:72px 24px;display:flex;flex-wrap:wrap;gap:32px;align-items:center}
.h-cta{font-weight:800;font-size:clamp(30px,4.6vw,52px);line-height:1.02;letter-spacing:-.03em;margin:0 0 14px;max-width:18ch}
.cta-p{font-size:18px;line-height:1.55;color:var(--ink);margin:0;font-weight:500}

/* ---------- bands (home) + panels (inner pages) ---------- */
.band{max-width:1192px;width:calc(100% - 48px);margin:24px auto 0;padding:clamp(40px,8vw,72px) clamp(20px,5vw,40px);border-radius:var(--radius-panel)}
.band.flush{padding:0;overflow:hidden}
.band-in{padding:clamp(40px,8vw,72px) 0 clamp(40px,8vw,72px) clamp(20px,5vw,40px)}
.b-w{background:var(--tint-1)}
.b-b1{background:var(--tint-2)}
.b-b3{background:var(--tint-4)}
.h-band{font-weight:800;font-size:clamp(28px,4vw,42px);line-height:1.06;letter-spacing:-.025em;margin:0}
.h-band.mb-48{margin-bottom:48px;max-width:20ch}
.h-band.mb-16{margin-bottom:16px;max-width:16ch}
.h-band.mb-0{max-width:18ch}
.band-lead{font-size:17px;line-height:1.6;color:var(--body);margin:0;max-width:44ch;text-wrap:pretty}

.panel{border-radius:var(--radius-panel);margin:20px 0 0;padding:clamp(36px,7vw,56px) clamp(20px,5vw,32px)}
.p-w{background:var(--tint-1)}
.p-b1{background:var(--tint-2)}
.p-b2{background:var(--tint-3)}
.panel.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:48px}

/* ---------- type ---------- */
.kicker{font-weight:800;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-deep);margin:0 0 16px}
.hero-copy .kicker{margin-bottom:20px}
.h-page{font-weight:800;font-size:clamp(34px,4.8vw,56px);line-height:1.03;letter-spacing:-.03em;margin:0 0 20px;max-width:20ch}
.h-page.narrow{max-width:18ch}
.h-sec{font-weight:800;font-size:clamp(26px,3.4vw,36px);letter-spacing:-.025em;margin:0 0 24px}
.h-sec.mb-32{margin-bottom:32px}
.h-sec.mb-28{margin-bottom:28px}
.h-sec.mb-0{margin-bottom:0}
.h-sub{font-weight:800;font-size:clamp(24px,3vw,32px);letter-spacing:-.025em;margin:0 0 16px}
.h-sub.mb-24{margin-bottom:24px}
.h-q{font-weight:800;font-size:19px;margin:0 0 10px;letter-spacing:-.015em}
.h-q.lg{font-size:21px;margin-bottom:16px}
.h-q.mb-0{font-size:20px;margin:0}
.h-min{font-weight:800;font-size:17px;margin:0 0 6px}
.h-api{font-family:var(--font-mono);font-size:20px;font-weight:600;margin:0 0 10px;color:var(--accent-dk)}
.lead{font-size:18px;line-height:1.6;color:var(--body);margin:0 0 22px;max-width:58ch;text-wrap:pretty}
.prose{font-size:16px;line-height:1.6;color:var(--body);margin:0 0 14px;max-width:70ch;text-wrap:pretty}
.prose.sm{font-size:15px;max-width:76ch}
.mb-0{margin-bottom:0}
.list{margin:0 0 14px;padding-left:20px;font-size:16px;line-height:1.7;color:var(--body);max-width:70ch}
.list.sm{font-size:15px;line-height:1.75;max-width:80ch}
.step-n{font-weight:800;font-size:34px;line-height:1;color:var(--accent-deep)}
.link-b{font-weight:700;font-size:15px}

/* ---------- code + callout ---------- */
.pre{font-family:var(--font-mono);font-size:13.5px;line-height:1.6;background:var(--code-bg);border-left:3px solid var(--accent);border-radius:var(--radius-btn);padding:16px 18px;margin:0 0 14px;overflow-x:auto}
.pre-dark{font-family:var(--font-mono);font-size:14px;line-height:1.6;background:var(--dark);color:var(--dark-accent);padding:18px 20px;border-radius:var(--radius-btn);margin:0;overflow-x:auto}
.note{font-size:15px;line-height:1.6;color:var(--ink);background:var(--tint-5);border-radius:var(--radius-row);padding:14px 18px;margin:0 0 14px;max-width:70ch}

/* ---------- label/value rows ---------- */
.rows{display:grid;gap:10px;max-width:76ch}
.row{background:#fff;padding:16px 18px;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(240px,100%),1fr));gap:8px 16px;border:1px solid var(--line);border-radius:var(--radius-row)}
.row-k{font-weight:800;font-size:15px;min-width:0;overflow-wrap:anywhere}
.row-v{font-size:15px;line-height:1.55;color:var(--body);min-width:0;overflow-wrap:anywhere}

/* ---------- link cards ---------- */
.card{background:#fff;padding:26px 24px;display:block;color:var(--ink);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-card)}
.card:hover{background:var(--hover);color:var(--ink);text-decoration:none}
.card-t{display:block;font-weight:800;font-size:18px;margin-bottom:6px}
.card-d{display:block;font-size:15px;color:var(--body);margin-bottom:10px}
.card-cta{display:block;font-size:15px;font-weight:600;color:var(--accent-dk)}

/* ---------- rules ---------- */
.rule{border-top:1px solid var(--line)}
.rule.pt-16{padding-top:16px}
.rule.pt-20{padding-top:20px}
.rule.step{padding-top:18px;display:grid;grid-template-columns:52px 1fr;gap:16px}
.rule.api{padding:22px 0 34px}
.rule.api.last{padding-bottom:0}
.legal-row,.rule.legal-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px 40px}
.rule.legal-row{padding-top:32px}

/* ---------- buttons ---------- */
.btn-primary{font-weight:800;font-size:16px;color:#fff;background:var(--accent);padding:15px 26px;border:1px solid var(--accent);border-radius:var(--radius-btn);font-family:var(--font-body);cursor:pointer;display:inline-block}
.btn-primary:hover{background:var(--accent-dk);border-color:var(--accent-dk);color:#fff;text-decoration:none}
.btn-outline{font-weight:800;font-size:16px;color:var(--ink);background:#fff;padding:15px 26px;border:1px solid var(--line-strong);border-radius:var(--radius-btn)}
.btn-ghost{font-weight:700;font-size:15px;color:var(--ink);border:1px solid var(--line-strong);padding:12px 18px;border-radius:10px}
.btn-pill{font-weight:700;font-size:14px;color:var(--ink);border:1px solid var(--line-strong);padding:10px 16px;border-radius:999px}
.btn-pill.solid{color:#fff;background:var(--accent);border-color:var(--accent)}
.btn-outline:hover,.btn-ghost:hover,.btn-pill:hover{background:var(--hover);color:var(--ink);text-decoration:none}
.btn-pill.solid:hover{background:var(--accent-dk);border-color:var(--accent-dk);color:#fff}
.badge{display:inline-block;line-height:0}
.badge:hover{opacity:.85}
.badge-img{height:54px;width:auto;display:block}
.badge-img-lg{height:56px}
.badge-img-sm{height:46px}
.badge-img-xs{height:34px}

/* ---------- screenshot carousel ---------- */
.rail-head{display:flex;flex-wrap:wrap;align-items:flex-end;gap:16px;padding-right:24px;margin:0 0 40px}
.rail-nav{display:flex;gap:10px}
.rail-btn{width:48px;height:48px;border:1px solid var(--line-strong);background:#fff;border-radius:999px;color:var(--ink);font-weight:800;font-size:20px;cursor:pointer;font-family:var(--font-body)}
.rail-btn:hover{background:var(--hover)}
.rail{display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;padding:0 24px 24px 0;scrollbar-width:thin}
.rail::-webkit-scrollbar{height:8px}
.rail::-webkit-scrollbar-thumb{background:#C7CCDA;border-radius:999px}
.rail::-webkit-scrollbar-track{background:transparent}
.shot{flex:0 0 auto;width:264px;scroll-snap-align:start;margin:0}
.shot-cap{font-size:13px;font-weight:600;margin-top:12px}
.shot-img{width:100%;display:block;background:#fff}

/* ---------- device frame ---------- */
.phone{position:relative;width:100%;max-width:264px;padding:9px;border-radius:40px;
  background:linear-gradient(150deg,#e7e8ea 0%,#9a9da4 18%,#6f737a 38%,#c9ccd1 55%,#7c8087 78%,#e2e3e6 100%);
  box-shadow:0 18px 40px rgba(20,22,28,.28),0 2px 6px rgba(20,22,28,.22),inset 0 0 0 1px rgba(255,255,255,.35)}
.phone-lg{max-width:324px;padding:11px;border-radius:49px}
.phone-screen{border-radius:31px;overflow:hidden;background:#000;display:block;line-height:0}
.phone-screen-lg{border-radius:38px}
.pb{position:absolute;width:3px;background:linear-gradient(90deg,#6f737a,#b9bcc2)}
.pb-mute{left:-3px;top:19%;height:4.2%;border-radius:3px 0 0 3px}
.pb-up{left:-3px;top:26%;height:7.5%;border-radius:3px 0 0 3px}
.pb-dn{left:-3px;top:35.5%;height:7.5%;border-radius:3px 0 0 3px}
.pb-pwr{right:-3px;top:27%;height:11%;border-radius:0 3px 3px 0;background:linear-gradient(270deg,#6f737a,#b9bcc2)}
.phone-lg .pb{width:4px}
.phone-lg .pb-mute,.phone-lg .pb-up,.phone-lg .pb-dn{left:-4px;border-radius:4px 0 0 4px}
.phone-lg .pb-pwr{right:-4px;border-radius:0 4px 4px 0}

/* ---------- form ---------- */
.field{display:grid;gap:7px}
.field-l{font-weight:700;font-size:13px;letter-spacing:.04em;text-transform:uppercase}
.input{font-family:var(--font-body);font-size:15px;padding:12px 14px;border:1px solid var(--line-strong);border-radius:10px;background:#fff;color:var(--ink);width:100%}
textarea.input{resize:vertical}

/* ---------- footer ---------- */
.site-foot{border-top:1px solid var(--line);background:var(--dark);color:#fff}
.site-foot .cols{max-width:1240px;margin:0 auto;padding:56px 24px;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:40px}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.foot-blurb{font-size:15px;line-height:1.6;color:var(--dark-mute);margin:0;max-width:34ch}
.foot-col{display:grid;gap:10px;align-content:start}
.foot-col.gap-14{gap:14px}
.foot-h{font-weight:800;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--dark-accent)}
.foot-a{font-size:15px;color:#fff}
.foot-a:hover{color:var(--dark-accent)}
.site-foot .legal{border-top:1px solid var(--dark-line)}
.site-foot .legal div{max-width:1240px;margin:0 auto;padding:20px 24px;font-size:13px;color:var(--dark-mute)}