/* ===== Full Books - brand stylesheet ===== */
:root{
  --navy:#0E2A3B;
  --navy-2:#123449;
  --emerald:#12A76A;
  --emerald-bright:#18B074;
  --canvas:#EFEDE6;
  --ink:#0E2A3B;
  --muted:#5b6b74;
  --white:#ffffff;
  --line:rgba(14,42,59,.12);
  --radius:16px;
  --shadow:0 18px 50px -20px rgba(14,42,59,.35);
  --maxw:1140px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);
  background:var(--canvas);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,.wordmark,.eyebrow,.btn{
  font-family:'Montserrat',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
}
h1,h2,h3,h4{margin:0 0 .4em;line-height:1.05;letter-spacing:-.01em;font-weight:800}
h1{font-size:clamp(2.3rem,6vw,4rem);text-transform:uppercase;letter-spacing:.005em}
h2{font-size:clamp(1.8rem,4vw,2.7rem);text-transform:uppercase}
h3{font-size:1.25rem}
p{margin:0 0 1rem}
a{color:var(--emerald);text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section.tight{padding:56px 0}
.center{text-align:center}
.eyebrow{
  display:inline-block;text-transform:uppercase;letter-spacing:.18em;
  font-weight:700;font-size:.75rem;color:var(--emerald);margin-bottom:14px;
}
.lead{font-size:1.18rem;color:var(--muted);max-width:60ch}
.center .lead{margin-left:auto;margin-right:auto}
.muted{color:var(--muted)}

/* ---- buttons ---- */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;cursor:pointer;
  font-weight:800;text-transform:uppercase;letter-spacing:.03em;font-size:.9rem;
  padding:15px 28px;border-radius:999px;border:2px solid transparent;transition:.18s ease;
}
.btn-primary{background:var(--emerald);color:#fff}
.btn-primary:hover{background:var(--emerald-bright);transform:translateY(-2px);box-shadow:0 12px 26px -10px rgba(18,167,106,.7)}
.btn-ghost{background:transparent;color:var(--navy);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--navy);transform:translateY(-2px)}
.on-navy .btn-ghost{color:#fff;border-color:rgba(255,255,255,.28)}
.on-navy .btn-ghost:hover{border-color:#fff}

/* ---- header ---- */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(239,237,230,.88);
  backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand img{height:34px;width:auto}
.nav-links{display:flex;align-items:center;gap:30px;list-style:none;margin:0;padding:0}
.nav-links a{
  color:var(--navy);font-weight:600;font-size:.95rem;position:relative;
}
.nav-links a:hover{color:var(--emerald)}
.nav-links a[aria-current="page"]{color:var(--emerald)}
.nav-cta{margin-left:8px}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:6px}
.nav-toggle span{display:block;width:26px;height:2.5px;background:var(--navy);margin:5px 0;border-radius:2px;transition:.2s}

/* ---- hero ---- */
.hero{background:var(--navy);color:#fff;overflow:hidden;position:relative}
.hero:before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(900px 500px at 80% -10%,rgba(24,176,116,.22),transparent 60%);
}
.hero .container{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding-top:84px;padding-bottom:84px}
.hero h1{color:#fff}
.hero .accent{color:var(--emerald-bright)}
.hero .lead{color:rgba(255,255,255,.82)}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.hero-note{margin-top:22px;font-size:.85rem;color:rgba(255,255,255,.6)}

/* browser mock */
.mock{background:#fff;border-radius:18px;box-shadow:var(--shadow);overflow:hidden;transform:rotate(1.2deg)}
.mock-bar{background:#0b2230;display:flex;align-items:center;gap:7px;padding:12px 16px}
.mock-bar i{width:11px;height:11px;border-radius:50%;background:#38566a;display:block}
.mock-bar i:first-child{background:#ff5f57}.mock-bar i:nth-child(2){background:#ffbd2e}.mock-bar i:nth-child(3){background:#28c840}
.mock-body{padding:26px}
.mock-body .m-h{height:14px;width:55%;background:var(--navy);border-radius:6px;margin-bottom:12px}
.mock-body .m-l{height:9px;background:#e5e2da;border-radius:6px;margin-bottom:9px}
.mock-body .m-l.s{width:80%}.mock-body .m-l.xs{width:60%}
.mock-body .m-btn{margin-top:16px;height:38px;width:150px;background:var(--emerald);border-radius:999px}
.mock-body .m-card{margin-top:18px;border:1px solid #eceae3;border-radius:12px;padding:14px;display:flex;gap:10px;align-items:center}
.mock-body .m-tick{width:30px;height:30px;border-radius:8px;background:rgba(18,167,106,.14);color:var(--emerald);display:grid;place-items:center;font-weight:800}

/* ---- trust strip ---- */
.trust{background:var(--navy-2);color:#fff}
.trust .container{display:flex;flex-wrap:wrap;gap:18px 40px;justify-content:center;padding:22px 24px}
.trust-item{display:flex;align-items:center;gap:10px;font-weight:600;font-size:.95rem}
.trust-item .dot{color:var(--emerald-bright);font-size:1.1rem;line-height:1}

/* ---- generic panels ---- */
.on-navy{background:var(--navy);color:#fff}
.on-navy .lead,.on-navy .muted{color:rgba(255,255,255,.8)}
.on-navy h2{color:#fff}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}

/* ---- cards / pillars ---- */
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;
  transition:.18s ease;height:100%;color:var(--ink);
}
.card h1,.card h2,.card h3,.card h4{color:var(--navy)}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.card .num{
  font-family:'Montserrat';font-weight:800;color:var(--emerald);font-size:.9rem;
  letter-spacing:.15em;text-transform:uppercase;margin-bottom:10px;display:block;
}
.card .icon{
  width:50px;height:50px;border-radius:12px;background:rgba(18,167,106,.12);color:var(--emerald);
  display:grid;place-items:center;margin-bottom:16px;font-size:1.4rem;font-weight:800;
}
.card h3{margin-bottom:.35em}
.card p{color:var(--muted);margin:0}

/* problem list */
.leaks{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.leaks li{display:flex;gap:14px;align-items:flex-start;font-size:1.05rem}
.leaks .x{flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:rgba(255,95,87,.15);color:#ff6b62;display:grid;place-items:center;font-weight:800;margin-top:3px}

/* steps */
.steps{counter-reset:s;display:grid;gap:22px}
.step{display:flex;gap:20px;align-items:flex-start}
.step .n{
  flex:0 0 auto;width:46px;height:46px;border-radius:50%;background:var(--emerald);color:#fff;
  display:grid;place-items:center;font-family:'Montserrat';font-weight:800;font-size:1.1rem;
}
.step h3{margin:.2em 0 .25em}
.step p{color:var(--muted);margin:0}
.on-navy .step p{color:rgba(255,255,255,.75)}

/* example / work */
.work-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;color:var(--ink)}
.work-body{color:var(--ink)}
.work-body .muted{color:var(--muted)}
.work-head{background:var(--navy);color:#fff;padding:22px 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.work-head .muted{color:rgba(255,255,255,.7)}
.feature b{color:var(--navy)}
.tag{font-size:.72rem;text-transform:uppercase;letter-spacing:.14em;font-weight:700;background:rgba(24,176,116,.18);color:var(--emerald-bright);padding:6px 12px;border-radius:999px}
.work-body{padding:30px}
.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 28px;margin-top:6px}
.feature{display:flex;gap:12px;align-items:flex-start}
.feature .tk{flex:0 0 auto;width:24px;height:24px;border-radius:6px;background:rgba(18,167,106,.14);color:var(--emerald);display:grid;place-items:center;font-weight:800;font-size:.8rem;margin-top:2px}
.feature b{display:block}
.feature span{color:var(--muted);font-size:.92rem}

/* guarantee */
.guarantee{background:linear-gradient(135deg,var(--emerald),var(--emerald-bright));color:#fff;border-radius:22px;padding:48px;text-align:center;box-shadow:0 30px 60px -25px rgba(18,167,106,.6)}
.guarantee h2{color:#fff}
.guarantee .lead{color:rgba(255,255,255,.92);margin:0 auto}
.gua-row{display:flex;gap:20px;justify-content:center;flex-wrap:wrap;margin-top:26px}
.gua-pill{background:rgba(255,255,255,.16);padding:12px 20px;border-radius:999px;font-weight:700;font-size:.95rem}

/* CTA band */
.cta-band{background:var(--navy);color:#fff;text-align:center}
.cta-band h2{color:#fff}

/* forms */
.form-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px;box-shadow:var(--shadow)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1 / -1}
label{font-weight:600;font-size:.9rem;color:var(--navy)}
input,textarea,select{
  font-family:inherit;font-size:1rem;padding:13px 15px;border:1.5px solid var(--line);
  border-radius:12px;background:#fbfbf9;color:var(--ink);transition:.15s;
}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--emerald);background:#fff;box-shadow:0 0 0 4px rgba(18,167,106,.12)}
textarea{resize:vertical;min-height:120px}
.hp{position:absolute;left:-9999px}
.form-foot{margin-top:20px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.form-foot .btn{width:auto}
.form-note{font-size:.85rem;color:var(--muted)}

/* footer */
.site-footer{background:#0a2130;color:rgba(255,255,255,.72);padding:60px 0 34px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.foot-word{font-family:'Montserrat';font-weight:800;font-size:1.5rem;text-transform:uppercase;letter-spacing:.02em}
.foot-word .g{color:var(--emerald-bright)}
.site-footer h4{color:#fff;text-transform:uppercase;letter-spacing:.12em;font-size:.78rem;margin-bottom:14px}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.site-footer a{color:rgba(255,255,255,.72)}
.site-footer a:hover{color:#fff}
.foot-tag{color:var(--emerald-bright);font-weight:600;margin-top:10px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:40px;padding-top:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.85rem;color:rgba(255,255,255,.5)}

/* ---- FAQ accordion ---- */
.faq{max-width:800px;margin:40px auto 0;display:grid;gap:14px}
.faq details{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 24px;
  transition:.18s ease;overflow:hidden;
}
.faq details[open]{border-color:var(--emerald);box-shadow:var(--shadow)}
.faq summary{
  list-style:none;cursor:pointer;padding:22px 0;font-family:'Montserrat';font-weight:800;
  font-size:1.05rem;color:var(--navy);display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary .qmark{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;background:rgba(18,167,106,.14);
  color:var(--emerald);display:grid;place-items:center;font-size:1.3rem;font-weight:800;transition:.2s;
}
.faq details[open] summary .qmark{transform:rotate(45deg)}
.faq .faq-a{padding:0 0 22px;color:var(--muted);font-size:1.02rem;line-height:1.65}
.faq .faq-a b{color:var(--navy)}

/* ---- sticky mobile CTA ---- */
.mobile-cta{display:none}
@media(max-width:760px){
  .mobile-cta{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:60;
    background:var(--navy);border-top:1px solid rgba(255,255,255,.12);
    padding:11px 16px calc(11px + env(safe-area-inset-bottom));gap:10px;
    box-shadow:0 -8px 30px -12px rgba(0,0,0,.4);
  }
  .mobile-cta .btn{flex:1;justify-content:center;padding:14px 18px}
  body{padding-bottom:76px}
}

/* misc */
.pill-list{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}
.pill{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-weight:600;font-size:.9rem}
.on-navy .pill{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);color:#fff}
.divider{height:1px;background:var(--line);margin:0}

/* ---- responsive ---- */
@media(max-width:900px){
  .hero .container{grid-template-columns:1fr;gap:40px;padding-top:56px;padding-bottom:64px}
  .mock{transform:none;max-width:420px}
  .split{grid-template-columns:1fr;gap:34px}
  .grid-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .feature-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:30px}
  .form-grid{grid-template-columns:1fr}
  .nav-links{
    position:absolute;top:74px;left:0;right:0;background:var(--canvas);
    flex-direction:column;align-items:flex-start;gap:0;padding:8px 24px 20px;
    border-bottom:1px solid var(--line);display:none;
  }
  .nav-links.open{display:flex}
  .nav-links li{width:100%;padding:10px 0;border-bottom:1px solid var(--line)}
  .nav-links .nav-cta{padding-top:16px;border-bottom:0}
  .nav-toggle{display:block}
  .section{padding:64px 0}
  .guarantee{padding:34px 22px}
}
@media(max-width:520px){
  .hero-cta .btn{width:100%;justify-content:center}
}