/* BonusBooks marketing site — shared styles. Sibling of bonusflow's house style. */
:root{
  --bg:#f5f4f9; --card:#fff; --ink:#14132a; --muted:#6b6980; --line:#e9e8f0;
  --indigo:#5b54c9; --indigo-d:#4d46b8; --indigo-soft:#ece9fb;
  --teal:#0f9e75; --teal-soft:#e1f5ee; --coral:#d85a30; --coral-soft:#faece7;
  --amber:#ba7517; --amber-soft:#faeeda; --rose:#d4537e; --rose-soft:#fbeaf0;
  --maxw:1140px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);
  font-family:'Inter',ui-sans-serif,system-ui,-apple-system,sans-serif;
  -webkit-font-smoothing:antialiased;line-height:1.6}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
a{color:inherit;text-decoration:none}
.serif{font-family:'Fraunces',Georgia,serif}
img{max-width:100%}

/* lang visibility */
[data-lang]{display:none}
body[data-active="en"] [data-lang="en"]{display:revert}
body[data-active="bg"] [data-lang="bg"]{display:revert}
span[data-lang],a[data-lang],em[data-lang],strong[data-lang]{display:none}
body[data-active="en"] span[data-lang="en"],body[data-active="en"] a[data-lang="en"],body[data-active="en"] em[data-lang="en"],body[data-active="en"] strong[data-lang="en"]{display:inline}
body[data-active="bg"] span[data-lang="bg"],body[data-active="bg"] a[data-lang="bg"],body[data-active="bg"] em[data-lang="bg"],body[data-active="bg"] strong[data-lang="bg"]{display:inline}

/* NAV */
header.site{position:sticky;top:0;z-index:50;background:rgba(245,244,249,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
nav.site{display:flex;align-items:center;gap:18px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:-.02em}
.brand .chip{width:30px;height:30px;border-radius:9px;background:var(--indigo);color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px}
.brand small{display:block;font-size:10px;font-weight:600;color:var(--muted);letter-spacing:.03em;margin-top:-3px}
.navlinks{display:flex;gap:20px;margin-left:14px;font-size:14px;font-weight:500;color:var(--muted)}
.navlinks a:hover,.navlinks a.active{color:var(--ink)}
.navspace{flex:1}
.langtoggle{display:flex;border:1px solid var(--line);border-radius:8px;overflow:hidden;font-size:12px;font-weight:600}
.langtoggle button{border:0;background:#fff;color:var(--muted);padding:6px 10px;cursor:pointer}
.langtoggle button.on{background:var(--indigo);color:#fff}
.btn{display:inline-flex;align-items:center;gap:8px;border-radius:10px;padding:10px 18px;font-size:14px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:.15s;line-height:1}
.btn-primary{background:var(--indigo);color:#fff}
.btn-primary:hover{background:var(--indigo-d)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--indigo-soft)}
.btn-lg{padding:13px 24px;font-size:15px}
.nav-cta{display:flex;gap:8px;align-items:center}
.menubtn{display:none;border:1px solid var(--line);background:#fff;border-radius:8px;width:38px;height:38px;font-size:18px;cursor:pointer}
@media(max-width:920px){.navlinks{display:none}.nav-cta .btn-ghost{display:none}.menubtn{display:block}
  .navlinks.open{display:flex;position:absolute;top:64px;left:0;right:0;background:var(--card);flex-direction:column;padding:16px 24px;gap:14px;border-bottom:1px solid var(--line);box-shadow:0 20px 40px -24px rgba(20,19,42,.3)}}

/* generic section */
section.block{padding:72px 0}
section.tint{background:linear-gradient(180deg,#fff,var(--bg))}
.sec-head{max-width:640px;margin-bottom:44px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:var(--indigo-soft);color:var(--indigo-d);font-size:12.5px;font-weight:600;padding:6px 14px;border-radius:20px;margin-bottom:18px}
.sec-eyebrow{font-size:12.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--indigo);margin-bottom:12px}
h1.hero-h{font-size:clamp(34px,5.2vw,56px);line-height:1.05;letter-spacing:-.03em;font-weight:600}
h1.hero-h em{font-style:normal;color:var(--indigo)}
.sec-head h2,h2.big{font-size:clamp(27px,3.6vw,40px);line-height:1.1;letter-spacing:-.025em;font-weight:600}
.sec-head p,.lead{font-size:17px;color:var(--muted);margin-top:14px;line-height:1.55}
.lead.xl{font-size:clamp(17px,2vw,20px);max-width:54ch}

/* hero */
.hero{padding:70px 0 36px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:34px}}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-top:28px}
.hero-note{font-size:13px;color:var(--muted);margin-top:14px;display:flex;align-items:center;gap:7px}

/* app mock */
.mock{background:var(--card);border:1px solid var(--line);border-radius:20px;box-shadow:0 24px 60px -28px rgba(91,84,201,.35);overflow:hidden}
.mock-top{background:var(--indigo);color:#fff;padding:18px 22px}
.mock-top .mt-eyebrow{font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;opacity:.82}
.mock-flow{display:flex;gap:22px;margin-top:10px}
.mock-flow div .l{font-size:11px;opacity:.85}
.mock-flow div .v{font-size:21px;font-weight:700;letter-spacing:-.02em}
.mock-net{margin-top:12px;padding-top:10px;border-top:1px solid rgba(255,255,255,.22);display:flex;justify-content:space-between;align-items:baseline;font-size:13px}
.mock-net b{font-size:17px}
.mock-body{padding:16px 20px;display:flex;flex-direction:column;gap:11px}
.mock-row{display:flex;align-items:center;gap:12px}
.mock-ico{width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0}
.mock-ico.teal{background:var(--teal-soft)}.mock-ico.coral{background:var(--coral-soft)}.mock-ico.amber{background:var(--amber-soft)}.mock-ico.indigo{background:var(--indigo-soft)}
.mock-row .mr-t{font-size:13px;font-weight:600}
.mock-row .mr-s{font-size:11px;color:var(--muted)}
.mock-row .mr-tick{margin-left:auto;width:20px;height:20px;border-radius:50%;background:var(--teal);color:#fff;display:flex;align-items:center;justify-content:center;font-size:11px}
.mock-clear{text-align:center;padding:8px 0 4px}
.mock-clear .c-ico{width:38px;height:38px;border-radius:50%;background:var(--teal-soft);color:var(--teal);display:flex;align-items:center;justify-content:center;font-size:18px;margin:0 auto 6px}
.mock-clear .c-t{font-size:13px;font-weight:600}

/* trust strip */
.trust{padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:30px}
.trust-row{display:flex;gap:30px;flex-wrap:wrap;justify-content:center;font-size:13px;color:var(--muted);font-weight:500}
.trust-row span{display:inline-flex;align-items:center;gap:8px}

/* cost comparison signature */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:stretch}
@media(max-width:780px){.compare{grid-template-columns:1fr}}
.compare-col{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:26px}
.compare-col.stack{background:transparent;border-style:dashed}
.compare-col h3{font-size:14px;font-weight:700;margin-bottom:16px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.cl{display:flex;justify-content:space-between;padding:9px 0;font-size:14.5px;border-bottom:1px solid var(--line)}
.cl:last-of-type{border-bottom:0}
.cl .amt{font-weight:600;font-variant-numeric:tabular-nums}
.compare-total{display:flex;justify-content:space-between;margin-top:14px;padding-top:14px;border-top:2px solid var(--ink);font-weight:700;font-size:16px}
.compare-col.bb{background:var(--indigo);color:#fff;border-color:transparent}
.compare-col.bb h3{color:rgba(255,255,255,.8)}
.compare-col.bb .keep{font-size:13px;opacity:.85;margin-top:4px}
.compare-col.bb .big-amt{font-size:40px;font-weight:800;letter-spacing:-.03em;margin:6px 0}

/* feature grid */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:880px){.feat-grid{grid-template-columns:1fr 1fr}}
@media(max-width:580px){.feat-grid{grid-template-columns:1fr}}
.feat{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;border-top:3px solid var(--accent,var(--indigo))}
.feat .fi{width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:19px;margin-bottom:14px;background:var(--soft,var(--indigo-soft))}
.feat h3{font-size:16px;font-weight:700;letter-spacing:-.01em;margin-bottom:7px}
.feat p{font-size:14px;color:var(--muted);line-height:1.55}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:s}
@media(max-width:880px){.steps{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.steps{grid-template-columns:1fr}}
.step .num{font-family:'Fraunces',serif;font-size:15px;font-weight:600;color:var(--indigo);background:var(--indigo-soft);width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.step h3{font-size:16px;font-weight:700;margin-bottom:6px;letter-spacing:-.01em}
.step p{font-size:14px;color:var(--muted);line-height:1.5}

/* split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
@media(max-width:820px){.split{grid-template-columns:1fr;gap:30px}}
.checklist{list-style:none;display:flex;flex-direction:column;gap:13px;margin-top:8px}
.checklist li{display:flex;gap:11px;font-size:15px;align-items:flex-start}
.checklist li .ic{color:var(--teal);flex-shrink:0;margin-top:2px}
.checklist li strong{font-weight:600}

/* audience cards (owners/accountants) */
.aud{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:780px){.aud{grid-template-columns:1fr}}
.aud-card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:30px;border-top:4px solid var(--accent,var(--indigo))}
.aud-card .badge{display:inline-block;font-size:12px;font-weight:700;color:var(--accent,var(--indigo));text-transform:uppercase;letter-spacing:.05em;margin-bottom:10px}
.aud-card h3{font-size:21px;font-weight:700;letter-spacing:-.02em;margin-bottom:10px}
.aud-card p{font-size:14.5px;color:var(--muted);margin-bottom:16px}

/* industry / link grid */
.linkgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:780px){.linkgrid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.linkgrid{grid-template-columns:1fr}}
.linkcard{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px;transition:.15s}
.linkcard:hover{border-color:var(--indigo);transform:translateY(-2px)}
.linkcard h3{font-size:15px;font-weight:700;margin-bottom:6px}
.linkcard p{font-size:13.5px;color:var(--muted);margin-bottom:10px}
.linkcard .go{font-size:13px;font-weight:600;color:var(--indigo)}

/* pricing */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:880px){.price-grid{grid-template-columns:1fr}}
.price{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:28px;position:relative}
.price.featured{border:2px solid var(--indigo)}
.price .badge{position:absolute;top:-12px;left:28px;background:var(--indigo);color:#fff;font-size:11px;font-weight:700;padding:4px 12px;border-radius:20px;letter-spacing:.03em}
.price h3{font-size:17px;font-weight:700}
.price .amt{font-size:34px;font-weight:800;letter-spacing:-.03em;margin:10px 0 2px}
.price .amt small{font-size:14px;font-weight:500;color:var(--muted)}
.price .pdesc{font-size:13.5px;color:var(--muted);margin:8px 0 18px;min-height:38px}
.price ul{list-style:none;display:flex;flex-direction:column;gap:9px;margin-bottom:22px}
.price li{font-size:13.5px;display:flex;gap:9px;align-items:flex-start}
.price li .ic{color:var(--teal);flex-shrink:0}

/* dark panel */
.panel-dark{background:var(--ink);color:#fff;border-radius:22px;padding:44px}
@media(max-width:820px){.panel-dark{padding:30px}}
.panel-dark h2{font-size:clamp(24px,3vw,34px);letter-spacing:-.025em;line-height:1.12;font-weight:600}
.panel-dark p{color:rgba(255,255,255,.72);font-size:16px;margin-top:14px;line-height:1.55}
.partner-perks{list-style:none;display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.partner-perks li{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:10px;padding:9px 14px;font-size:13.5px;font-weight:500}

/* trust pills */
.pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.pill{background:var(--card);border:1px solid var(--line);border-radius:30px;padding:9px 16px;font-size:13.5px;font-weight:500;display:inline-flex;gap:8px;align-items:center}

/* final cta */
.final{text-align:center;padding:26px 0}
.final h2{font-size:clamp(28px,4vw,44px);letter-spacing:-.03em;line-height:1.08;font-weight:600;max-width:20ch;margin:0 auto}
.final p{font-size:18px;color:var(--muted);margin:18px auto 26px;max-width:48ch}

/* forms */
.formcard{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:28px;max-width:560px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 13px;font-size:14px;font-family:inherit;background:#fff;color:var(--ink)}
.field textarea{min-height:96px;resize:vertical}

/* faq */
.faq{max-width:760px;margin:0 auto}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:4px 18px;margin-bottom:10px}
.faq summary{font-weight:600;font-size:15px;padding:14px 0;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';color:var(--indigo);font-size:20px;font-weight:400}
.faq details[open] summary::after{content:'–'}
.faq details p{font-size:14.5px;color:var(--muted);padding:0 0 16px;line-height:1.55}

/* footer */
footer.site{border-top:1px solid var(--line);padding:48px 0 36px;margin-top:30px;background:#fff}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
@media(max-width:780px){.foot-grid{grid-template-columns:1fr 1fr}}
.foot-grid h4{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:14px}
.foot-grid a{display:block;font-size:14px;color:var(--ink);margin-bottom:9px}
.foot-grid a:hover{color:var(--indigo)}
.foot-bottom{border-top:1px solid var(--line);margin-top:30px;padding-top:22px;font-size:13px;color:var(--muted);display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}

/* modal */
.modal-bg{position:fixed;inset:0;background:rgba(20,19,42,.5);backdrop-filter:blur(3px);z-index:100;display:none;align-items:center;justify-content:center;padding:20px}
.modal-bg.open{display:flex}
.modal{background:var(--card);border-radius:18px;padding:30px;max-width:480px;width:100%;max-height:90vh;overflow:auto}
.modal h3{font-size:20px;font-weight:700;letter-spacing:-.02em;margin-bottom:6px}
.modal .sub{font-size:14px;color:var(--muted);margin-bottom:18px}
.modal .x{float:right;border:0;background:transparent;font-size:22px;cursor:pointer;color:var(--muted);line-height:1}
.modal .ok{display:none}
.modal.sent .form{display:none}
.modal.sent .ok{display:block;text-align:center;padding:18px 0}

.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}