/* Layout concept: a deep-blue ledger hero with a live bill splitter, then a quiet paper-coloured page that
   reads like a well-kept account book: thin rules, mono figures, one amber accent. */
:root{
  --paper:#f3f6fb; --card:#ffffff; --ink:#0b2a4d; --muted:#52667f; --line:#d6e0ed; --sky:#e1ecf8;
  --hero:#0c4075; --hero-2:#093259; --on-hero:#f4f8fe; --on-hero-muted:#a9c0dc; --hero-line:rgba(255,255,255,.22);
  --blue:#0c4075; --amber:#f2a73b; --amber-ink:#4a2e00; --good:#0c8f60; --bad:#cf3b3a;
  --display:"Bricolage Grotesque","Segoe UI",system-ui,sans-serif; --body:"Figtree","Segoe UI",system-ui,sans-serif; --mono:"JetBrains Mono",ui-monospace,Menlo,Consolas,monospace;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --paper:#071a2f; --card:#0d2441; --ink:#e7eef8; --muted:#9db1ca; --line:#1d3656; --sky:#12335a;
  --hero:#0a3462; --hero-2:#061f3d; --blue:#6fa8e8; --amber:#f5b250; --amber-ink:#3b2400; --good:#3fd09a; --bad:#ff7a78; color-scheme:dark}}
:root[data-theme="dark"]{
  --paper:#071a2f; --card:#0d2441; --ink:#e7eef8; --muted:#9db1ca; --line:#1d3656; --sky:#12335a;
  --hero:#0a3462; --hero-2:#061f3d; --blue:#6fa8e8; --amber:#f5b250; --amber-ink:#3b2400; --good:#3fd09a; --bad:#ff7a78; color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:400 17px/1.6 var(--body);-webkit-font-smoothing:antialiased}
.wrap{max-width:1180px;margin:0 auto;padding-inline:max(16px,env(safe-area-inset-left,0px)) max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--display);line-height:1.04;letter-spacing:-.02em;margin:0;text-wrap:balance}
p{margin:0}
a{color:inherit}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px;border-radius:6px}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.eyebrow{font:500 12.5px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}

/* ---------- hero ---------- */
.hero{background:linear-gradient(165deg,var(--hero) 0%,var(--hero-2) 100%);color:var(--on-hero);position:relative;overflow:hidden}
.hero .dots{position:absolute;right:-140px;top:-120px;width:760px;max-width:none;opacity:.5;pointer-events:none}
nav.top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:22px;position:relative;z-index:2}
.brand{display:flex;align-items:center;gap:12px;font:700 21px/1 var(--display);letter-spacing:-.01em;text-decoration:none}
.brand img{width:38px;height:38px;border-radius:10px;display:block;box-shadow:0 0 0 2px rgba(255,255,255,.9)}
nav.top ul{display:flex;gap:30px;list-style:none;margin:0;padding:0}
nav.top ul a{text-decoration:none;color:var(--on-hero-muted);font-weight:500;font-size:15px}
nav.top ul a:hover{color:#fff}
.soon{font:500 12px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;padding:9px 12px;border:1px solid var(--hero-line);border-radius:999px;color:var(--on-hero-muted);white-space:nowrap}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center;padding-block:48px 84px;position:relative;z-index:2}
.hero h1{font-size:clamp(46px,6.6vw,88px);font-weight:800}
.hero h1 em{font-style:normal;color:var(--amber)}
.lede{font-size:19px;line-height:1.55;color:var(--on-hero-muted);max-width:30em;margin-top:24px}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.btn{display:inline-flex;align-items:center;gap:8px;font:600 16px/1 var(--body);padding:15px 22px;border-radius:12px;text-decoration:none;border:1.5px solid transparent;cursor:pointer}
.btn.primary{background:var(--amber);color:var(--amber-ink)}
.btn.primary:hover{filter:brightness(1.06)}
.btn.line{border-color:var(--hero-line);color:var(--on-hero)}
.btn.line:hover{border-color:#fff}
.facts{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:38px;font:500 13px/1.2 var(--mono);color:var(--on-hero-muted)}
.facts span::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--amber);margin-right:9px;vertical-align:middle}

/* ---------- bill splitter ---------- */
.splitter{background:var(--card);color:var(--ink);border-radius:22px;padding:24px;box-shadow:0 30px 60px -20px rgba(0,0,0,.45),0 0 0 1px rgba(255,255,255,.08)}
.sp-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.sp-head h2{font-size:22px}
.sp-head .eyebrow{display:block;margin-bottom:8px}
.sp-total{display:flex;align-items:center;gap:6px;border:1.5px solid var(--line);border-radius:12px;padding:8px 12px;background:var(--paper)}
.sp-total b{font:500 18px var(--mono);color:var(--muted)}
.sp-total input{width:92px;border:0;background:transparent;font:500 22px var(--mono);color:var(--ink);text-align:right;outline:none}
.sp-total:focus-within{border-color:var(--blue)}
.tabs{display:flex;flex-wrap:wrap;gap:6px;margin:20px 0 6px}
.tabs button{font:600 13.5px/1 var(--body);padding:10px 13px;border-radius:999px;border:1.5px solid var(--line);background:transparent;color:var(--muted);cursor:pointer}
.tabs button[aria-pressed="true"]{background:var(--blue);border-color:var(--blue);color:#fff}
:root[data-theme="dark"] .tabs button[aria-pressed="true"]{color:#06182c}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .tabs button[aria-pressed="true"]{color:#06182c}}
.hint{font-size:14px;color:var(--muted);min-height:1.5em;margin:6px 0 4px}
.rows{display:grid}
.row{display:grid;grid-template-columns:28px 1fr 104px 92px;gap:10px;align-items:center;padding:11px 0;border-top:1px solid var(--line)}
.row input[type=checkbox]{width:20px;height:20px;accent-color:var(--blue)}
.who{font-weight:600;display:flex;align-items:center;gap:9px;min-width:0}
.av{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font:700 12px var(--display);background:var(--sky);color:var(--blue);flex:none}
.who small{font:500 11px var(--mono);color:var(--muted);letter-spacing:.04em;text-transform:uppercase}
.row .in{display:flex;align-items:center;gap:6px}
.row .in input{width:68px;border:1.5px solid var(--line);border-radius:9px;background:var(--paper);color:var(--ink);padding:8px;font:500 14px var(--mono);text-align:right}
.row .in input:disabled{opacity:.4}
.row .in span{font:500 12px var(--mono);color:var(--muted)}
.amt{text-align:right;font:600 17px var(--mono)}
.owes{margin-top:14px;padding:14px 16px;background:var(--paper);border-radius:14px;display:grid;gap:6px;font-size:15px}
.owes .ln{display:flex;justify-content:space-between;gap:12px}
.owes b{font-family:var(--mono);font-weight:600}
.owes .ok{color:var(--good)}

/* ---------- sections ---------- */
section{padding-block:104px}
.sec-head{max-width:760px;display:grid;gap:18px;margin-bottom:56px}
.sec-head h2{font-size:clamp(34px,4.6vw,58px);font-weight:800}
.sec-head p{font-size:18.5px;color:var(--muted);max-width:36em}

/* features: a ledger-like bento, deliberately unequal */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.tile{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:28px;display:grid;gap:12px;align-content:start;min-width:0}
.tile h3{font-size:24px;font-weight:700}
.tile p{color:var(--muted);font-size:16px}
.t-groups{grid-column:span 3}.t-budget{grid-column:span 3}.t-accounts{grid-column:span 2}.t-cats{grid-column:span 2}.t-files{grid-column:span 2}.t-cur{grid-column:span 6;grid-template-columns:1fr 1.2fr;gap:28px;align-items:center}
.tile .viz{margin-top:10px}
.bar{height:12px;border-radius:99px;background:var(--sky);overflow:hidden}
.bar i{display:block;height:100%;border-radius:99px;background:var(--blue)}
.bar.over i{background:var(--bad)}
.b-row{display:grid;gap:7px}.b-row .l{display:flex;justify-content:space-between;font:500 13px var(--mono);color:var(--muted)}
.list{display:grid;gap:0}
.list div{display:flex;justify-content:space-between;gap:10px;padding:10px 0;border-top:1px dashed var(--line);font-size:15px}
.list div:first-child{border-top:0}
.list b{font:600 14px var(--mono)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font:500 13px/1 var(--mono);padding:8px 11px;border-radius:999px;background:var(--sky);color:var(--blue)}
.cur-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.cur{border:1px solid var(--line);border-radius:14px;padding:14px;display:grid;gap:4px;background:var(--paper)}
.cur b{font:600 20px var(--mono)}.cur span{font-size:13px;color:var(--muted)}
.file{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--line);border-radius:12px;font:500 13px var(--mono);background:var(--paper)}
.file em{font-style:normal;margin-left:auto;color:var(--muted)}

/* shared groups */
.shared{background:var(--hero);color:var(--on-hero);position:relative;overflow:hidden}
.shared .eyebrow{color:var(--on-hero-muted)}
.shared .sec-head p{color:var(--on-hero-muted)}
.sh-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.steps{list-style:none;margin:0;padding:0;display:grid;gap:0;counter-reset:s}
.steps li{counter-increment:s;display:grid;grid-template-columns:54px 1fr;gap:16px;padding:22px 0;border-top:1px solid var(--hero-line)}
.steps li:last-child{border-bottom:1px solid var(--hero-line)}
.steps li::before{content:counter(s);font:500 15px var(--mono);width:38px;height:38px;border-radius:50%;border:1.5px solid var(--amber);color:var(--amber);display:grid;place-items:center}
.steps h3{font-size:22px;margin-bottom:6px}
.steps p{color:var(--on-hero-muted);font-size:16px}
.ledger{background:var(--card);color:var(--ink);border-radius:22px;padding:26px;display:grid;gap:18px;box-shadow:0 30px 60px -22px rgba(0,0,0,.5)}
.ledger h3{font-size:22px}
.bal{display:grid;grid-template-columns:30px 1fr auto;gap:12px;align-items:center;padding:12px 0;border-top:1px solid var(--line)}
.bal:first-of-type{border-top:0}
.bal .n{font-weight:600}.bal .n small{display:block;font:400 12px var(--mono);color:var(--muted)}
.pos{color:var(--good)}.neg{color:var(--bad)}
.settle{display:grid;gap:8px;background:var(--paper);border-radius:14px;padding:14px 16px}
.settle .ln{display:flex;justify-content:space-between;gap:10px;font-size:15px}
.settle .ln b{font-family:var(--mono)}
.mark{align-self:start;font:600 13px/1 var(--body);padding:10px 14px;border-radius:10px;background:var(--blue);color:#fff;border:0;cursor:pointer}
:root[data-theme="dark"] .mark{color:#06182c}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .mark{color:#06182c}}
.mark[disabled]{opacity:.55;cursor:default}

/* pricing */
.toggle{display:inline-flex;background:var(--sky);border-radius:999px;padding:4px;margin-bottom:34px}
.toggle button{font:600 14px/1 var(--body);border:0;background:transparent;color:var(--muted);padding:11px 18px;border-radius:999px;cursor:pointer}
.toggle button[aria-pressed="true"]{background:var(--card);color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.18)}
.plans{display:grid;grid-template-columns:1fr 1fr;gap:22px;max-width:900px}
.plan{border:1px solid var(--line);background:var(--card);border-radius:22px;padding:32px;display:grid;gap:22px;align-content:start;min-width:0}
.plan.pro{background:var(--hero);color:var(--on-hero);border-color:transparent}
.plan h3{font-size:26px}
.price{font:800 56px/1 var(--display);letter-spacing:-.03em}
.price small{font:500 15px var(--mono);letter-spacing:0;color:var(--muted);margin-left:6px}
.pro .price small,.pro .note{color:var(--on-hero-muted)}
.note{font:500 13px var(--mono);color:var(--muted);min-height:1.3em}
.plan ul{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.plan li{display:flex;gap:12px;align-items:baseline;font-size:16px}
.plan li::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--blue);flex:none;transform:translateY(-1px)}
.pro li::before{background:var(--amber)}
.plan li b{font-family:var(--mono);font-weight:600}

/* faq + footer */
.faq{max-width:820px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:24px 0}
.faq summary{cursor:pointer;font:700 21px/1.25 var(--display);letter-spacing:-.01em;list-style:none;display:flex;justify-content:space-between;gap:18px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font:400 26px/1 var(--mono);color:var(--muted);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{color:var(--muted);margin-top:14px;max-width:42em}
.cta-band{background:var(--hero-2);color:var(--on-hero);padding-block:84px}
.cta-band .in{display:flex;flex-wrap:wrap;gap:28px;align-items:center;justify-content:space-between}
.cta-band h2{font-size:clamp(32px,4.4vw,54px);font-weight:800;max-width:14em}
footer{background:var(--hero-2);color:var(--on-hero-muted);padding-block:26px 40px;border-top:1px solid var(--hero-line);font-size:14px}
footer .in{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}
footer .brand{font-size:17px;color:var(--on-hero)}footer .brand img{width:28px;height:28px;border-radius:8px}


/* contact */
.contact{background:var(--card);border-block:1px solid var(--line)}
.ct-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:64px;align-items:start}
.ct-side p{color:var(--muted);margin-top:18px;max-width:26em}
.ct-side ul{list-style:none;margin:28px 0 0;padding:0;display:grid;gap:0;font-size:15.5px}
.ct-side li{padding:14px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;color:var(--muted)}
.ct-side li b{font:500 13px var(--mono);color:var(--ink)}
.cform{display:grid;gap:18px}
.cform .two{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.cform label{display:grid;gap:7px;font:600 14px var(--body)}
.cform input,.cform textarea{font:400 16px var(--body);color:var(--ink);background:var(--paper);border:1.5px solid var(--line);border-radius:12px;padding:13px 14px;width:100%;min-width:0}
.cform textarea{min-height:170px;resize:vertical;line-height:1.5}
.cform input:focus,.cform textarea:focus{outline:none;border-color:var(--blue)}
.cform [aria-invalid="true"]{border-color:var(--bad)}
.cform .err{font:500 13px/1.4 var(--body);color:var(--bad);min-height:0}
.cform .meta{display:flex;justify-content:space-between;gap:12px;font:400 12.5px var(--mono);color:var(--muted)}
.cform .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.cform .send{justify-self:start;background:var(--blue);color:#fff;border:0}
:root[data-theme="dark"] .cform .send{color:#06182c}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .cform .send{color:#06182c}}
.cform .send[disabled]{opacity:.6;cursor:default}
.status{font:500 15px/1.5 var(--body);padding:14px 16px;border-radius:12px;display:none}
.status.ok{display:block;background:var(--sky);color:var(--ink);border-left:4px solid var(--good)}
.status.bad{display:block;background:var(--sky);color:var(--ink);border-left:4px solid var(--bad)}
@media (max-width:980px){.ct-grid{grid-template-columns:1fr;gap:40px}}
@media (max-width:640px){.cform .two{grid-template-columns:1fr}}

@media (max-width:980px){
  .hero-grid,.sh-grid{grid-template-columns:1fr;gap:44px}
  nav.top ul{display:none}
  .t-groups,.t-budget{grid-column:span 6}.t-accounts,.t-cats,.t-files{grid-column:span 3}.t-cur{grid-column:span 6;grid-template-columns:1fr}
  .cur-grid{grid-template-columns:repeat(2,1fr)}
  section{padding-block:80px}
}
@media (max-width:640px){
  .t-accounts,.t-cats,.t-files{grid-column:span 6}
  .plans{grid-template-columns:1fr}
  .row{grid-template-columns:24px 1fr 86px;}
  .row .amt{grid-column:2 / 4;text-align:left;padding-left:0}
  .sp-head{flex-direction:column}
  .splitter{padding:18px}
  .hero .dots{width:520px;right:-200px}
  .soon{display:none}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* classes that replace inline styles so the page can run under a strict CSP */
.hero-eyebrow{color:var(--on-hero-muted);margin-bottom:22px}
.grid16{display:grid;gap:16px}.grid8{display:grid;gap:8px}.grid12{display:grid;gap:12px}
.bar i.w74{width:74%}.bar i.w100{width:100%}.bar i.w34{width:34%}
b.plain{font-family:var(--body)}
section.no-top{padding-top:0}
.ct-title{font-size:clamp(34px,4.6vw,58px);font-weight:800;margin-top:18px}
.cta.flush{margin:0}
.soon.big{font-size:13px;padding:14px 18px;color:var(--on-hero)}
a.ul{text-decoration:underline}