/* SwitchMyEmail — design system (professional email + deliverability for small firms) */
:root{
  --navy:#0b1b2b; --navy2:#12293f; --ink:#0f172a; --slate:#475569; --slate2:#64748b;
  --line:#e2e8f0; --bg:#f7f9fc; --white:#fff;
  --blue:#2563eb; --blue-d:#1d4ed8; --emerald:#059669; --emerald-l:#ecfdf5; --amber:#d97706;
  --shadow:0 10px 30px rgba(15,23,42,.08); --shadow-lg:0 24px 60px rgba(15,23,42,.14);
  --radius:14px; --max:1140px;
  --sans:'Inter',-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em;color:var(--ink)}
h1{font-size:clamp(34px,5vw,54px);font-weight:800}
h2{font-size:clamp(26px,3.5vw,38px);font-weight:800}
h3{font-size:20px;font-weight:700}
p{margin:0 0 1em;color:var(--slate)}
a{color:var(--blue);text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:12.5px;font-weight:700;color:var(--blue)}
.lead{font-size:19px;color:var(--slate)}
.center{text-align:center}
section{padding:76px 0}
.muted{color:var(--slate2)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:16px;padding:14px 26px;border-radius:12px;
  border:1px solid transparent;cursor:pointer;transition:.15s;white-space:nowrap}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 6px 18px rgba(37,99,235,.3)}
.btn-primary:hover{background:var(--blue-d);transform:translateY(-1px)}
.btn-emerald{background:var(--emerald);color:#fff;box-shadow:0 6px 18px rgba(5,150,105,.3)}
.btn-emerald:hover{filter:brightness(1.06);transform:translateY(-1px)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--slate2)}
.btn-lg{padding:17px 32px;font-size:17px}

/* header */
header.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;gap:20px;height:68px}
.logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:19px;color:var(--ink);letter-spacing:-.02em}
.logo .mk{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--blue),#4f46e5);display:grid;place-items:center;color:#fff;font-size:16px}
.nav-links{display:flex;gap:26px;margin-left:auto}
.nav-links a{color:var(--slate);font-weight:600;font-size:15px}
.nav-links a:hover{color:var(--ink)}
.nav-cta{margin-left:8px}
@media(max-width:820px){.nav-links{display:none}}

/* hero */
.hero{background:radial-gradient(1200px 500px at 70% -10%,#eaf1ff,transparent),linear-gradient(180deg,#fff,var(--bg));padding:70px 0 60px}
.hero .badge{display:inline-flex;align-items:center;gap:8px;background:var(--emerald-l);color:var(--emerald);font-weight:700;
  font-size:13px;padding:6px 13px;border-radius:100px;border:1px solid #a7f3d0;margin-bottom:20px}
.hero h1 span{color:var(--blue)}
.hero .lead{max-width:620px;font-size:20px;margin:18px 0 28px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.hero-cta .fine{font-size:13.5px;color:var(--slate2)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:28px}}
.audit-card{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-lg);padding:26px;position:relative}
.audit-card h3{margin-bottom:14px}
.audit-row{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--slate)}
.audit-row:last-of-type{border:0}
.audit-row .x{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-size:13px;flex:none;font-weight:800}
.audit-row .fail{background:#fef2f2;color:#dc2626}
.audit-row .ok{background:var(--emerald-l);color:var(--emerald)}
.audit-card .cta{margin-top:16px}

/* trust bar */
.trust{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff;padding:22px 0}
.trust-in{display:flex;align-items:center;justify-content:center;gap:36px;flex-wrap:wrap;color:var(--slate2);font-weight:600;font-size:14px}
.trust-in b{color:var(--ink)}
.trust .pill{background:var(--bg);border:1px solid var(--line);padding:7px 14px;border-radius:100px;font-size:13.5px}

/* cards grid */
.grid{display:grid;gap:22px}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
@media(max-width:900px){.g3,.g4{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.g3,.g4,.g2{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:.15s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.card .ic{width:46px;height:46px;border-radius:11px;background:#eef4ff;display:grid;place-items:center;font-size:22px;margin-bottom:14px}
.card h3{margin-bottom:6px}
.card p{margin:0;font-size:15px}

/* section on tint */
.tint{background:var(--bg)}
.navy-sec{background:linear-gradient(180deg,var(--navy),var(--navy2));color:#dbe6f2}
.navy-sec h2,.navy-sec h3{color:#fff}
.navy-sec p{color:#a9bdd4}

/* steps */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
@media(max-width:820px){.steps{grid-template-columns:1fr}}
.step{position:relative;padding-left:8px}
.step .n{width:44px;height:44px;border-radius:12px;background:var(--blue);color:#fff;font-weight:800;font-size:19px;display:grid;place-items:center;margin-bottom:14px}

/* pricing */
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
@media(max-width:860px){.tiers{grid-template-columns:1fr}}
.tier{background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px;display:flex;flex-direction:column;box-shadow:var(--shadow)}
.tier.featured{border:2px solid var(--blue);box-shadow:var(--shadow-lg);position:relative}
.tier.featured::before{content:"MOST POPULAR";position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--blue);color:#fff;font-size:11px;font-weight:800;letter-spacing:.1em;padding:5px 12px;border-radius:100px}
.tier .name{font-weight:800;font-size:18px}
.tier .price{font-size:42px;font-weight:800;margin:10px 0 2px;letter-spacing:-.03em}
.tier .price small{font-size:16px;color:var(--slate2);font-weight:600}
.tier ul{list-style:none;padding:0;margin:18px 0 22px;flex:1}
.tier li{padding:7px 0;padding-left:28px;position:relative;color:var(--slate);font-size:15px}
.tier li::before{content:"✓";position:absolute;left:0;color:var(--emerald);font-weight:800}
.setup{background:var(--navy);color:#fff;border-radius:16px;padding:26px 30px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;box-shadow:var(--shadow-lg);margin-bottom:28px}
.setup .big{font-size:34px;font-weight:800}
.setup p{color:#a9bdd4;margin:4px 0 0}

/* guarantee */
.guarantee{background:var(--emerald-l);border:1px solid #a7f3d0;border-radius:18px;padding:34px;display:flex;gap:22px;align-items:center}
.guarantee .seal{width:76px;height:76px;border-radius:50%;background:var(--emerald);color:#fff;display:grid;place-items:center;font-size:34px;flex:none}

/* faq */
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:0 20px;margin-bottom:12px}
.faq summary{cursor:pointer;font-weight:700;padding:18px 0;list-style:none;display:flex;justify-content:space-between;align-items:center;color:var(--ink)}
.faq summary::after{content:"+";font-size:22px;color:var(--blue)}
.faq details[open] summary::after{content:"–"}
.faq p{padding:0 0 18px;margin:0}

/* CTA band */
.cta-band{background:linear-gradient(135deg,var(--blue),#4f46e5);color:#fff;border-radius:22px;padding:52px;text-align:center;box-shadow:var(--shadow-lg)}
.cta-band h2{color:#fff}
.cta-band p{color:#dbe6ff;max-width:560px;margin:0 auto 26px;font-size:18px}
.cta-band .btn-ghost{background:#fff}

/* footer */
footer{background:var(--navy);color:#8fa6bf;padding:50px 0 30px;font-size:14.5px}
footer a{color:#cbd8e6}
.foot-grid{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;margin-bottom:26px}
footer .logo{color:#fff}
.foot-links{display:flex;gap:26px;flex-wrap:wrap}
.foot-bot{border-top:1px solid #24425f;padding-top:18px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:#6f88a3;font-size:13px}

/* ── live deliverability audit widget ── */
.hidden{display:none!important}
.ad-err{color:#dc2626;font-size:13px;margin:8px 0 0;min-height:16px}
.ad-scorecard{display:flex;align-items:center;gap:16px;margin:6px 0 16px;padding:14px;background:var(--bg);border:1px solid var(--line);border-radius:12px}
.ad-grade{width:58px;height:58px;flex:none;border-radius:14px;display:grid;place-items:center;font-size:30px;font-weight:800;color:#fff;background:var(--slate2)}
.ad-grade.gA{background:var(--emerald)}.ad-grade.gB{background:#16a34a}.ad-grade.gC{background:var(--amber)}
.ad-grade.gD{background:#ea580c}.ad-grade.gF{background:#dc2626}
.ad-headline{font-weight:700;font-size:15px;color:var(--ink);line-height:1.35}
.ad-sub{font-size:12.5px;color:var(--slate2);font-family:monospace;margin-top:2px}
.ad-check{display:flex;gap:11px;align-items:flex-start;padding:10px 0;border-bottom:1px dashed var(--line)}
.ad-check:last-child{border-bottom:0}
.ad-ic{width:22px;height:22px;flex:none;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:800;margin-top:1px}
.ad-check.ok .ad-ic{background:var(--emerald-l);color:var(--emerald)}
.ad-check.bad .ad-ic{background:#fef2f2;color:#dc2626}
.ad-cl{font-weight:700;font-size:14px;color:var(--ink)}
.ad-cd{font-size:13px;color:var(--slate);line-height:1.45;margin-top:1px}
.ad-capture{margin-top:16px;padding-top:16px;border-top:1px solid var(--line)}
.ad-cap-title{font-weight:700;font-size:14.5px;color:var(--ink);margin-bottom:10px}
.ad-capture input{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-size:15px;margin-bottom:9px}
.ad-done{background:var(--emerald-l);border:1px solid #a7f3d0;border-radius:12px;padding:16px;font-size:14.5px;color:#065f46;line-height:1.5;margin-top:6px}
.ad-again{background:none;border:none;color:var(--blue);font-size:13px;font-weight:600;cursor:pointer;margin-top:12px;padding:4px 0}
.ad-again:hover{text-decoration:underline}
/* honeypot — hidden from humans, visible to dumb bots */
.hp{position:absolute!important;left:-9999px!important;top:-9999px!important;width:1px;height:1px;opacity:0;pointer-events:none}