/* Shared styling for the free tools (/tools/*).
   Same palette and type scale as the marketing pages so the tools read as part
   of Orbiq rather than as a bolt-on. Kept in one file because there are four
   pages and they must not drift. */

:root{
  --bg:#F7FAFC;--surface:#FFFFFF;--surface-2:#EEF4F4;--line:#DCE4EA;
  --ink:#0B1F1C;--muted:#44555E;--faint:#5E7079;
  --brand:#0D9488;--brand-deep:#0B7A70;--accent:#B45309;--accent-bright:#D97706;
  --good:#15803D;--bad:#B91C1C;
  --maxw:820px;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--bg);color:var(--ink);
  -webkit-font-smoothing:antialiased;font-size:17px;line-height:1.65;overflow-x:hidden}
@media(min-width:880px){body{font-size:18px}}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:'Space Grotesk','SG Fallback',var(--sans);letter-spacing:-0.02em;line-height:1.15}
.mono{font-family:var(--mono)}
.eyebrow{font-family:var(--mono);font-size:.72rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--brand-deep);font-weight:700}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 1.5rem;width:100%}
.navwrap{max-width:1080px}

/* nav */
.nav{position:sticky;top:0;z-index:60;background:rgba(247,250,252,.85);
  backdrop-filter:blur(14px) saturate(150%);-webkit-backdrop-filter:blur(14px) saturate(150%);
  border-bottom:1px solid var(--line)}
.nav-inner{max-width:1080px;margin:0 auto;padding:.7rem 1.5rem;display:flex;
  align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:700}
.brand-logo{width:36px;height:36px;border-radius:50%;overflow:hidden;flex-shrink:0;position:relative}
.brand-logo img{position:absolute;width:118%;height:118%;top:50%;left:50%;
  transform:translate(-50%,-50%);object-fit:cover;display:block}
.brand-name{font-family:'Space Grotesk','SG Fallback',var(--sans);font-size:1.15rem}
.nav-links{display:flex;align-items:center;gap:1.1rem;font-size:.95rem}
.nav-links a{color:var(--muted)}
.nav-links a:hover{color:var(--ink)}
.nav-cta{background:var(--brand);color:#fff!important;padding:.45rem .9rem;border-radius:9px;font-weight:600}
/* ── Nav: sign-in + phone menu. Shared block — keep identical on every main-family
   page (index, features, compare, landing, guides; tools via _tools.css). The menu
   is a <details>, so it opens without JS and passes the /tools CSP. ── */
.nav-links a.nav-signin{color:var(--ink);font-weight:600}
.nav-inner > .nav-links{margin-left:auto}
.nav-menu{display:none;position:relative;margin-left:0.55rem}
.nav-menu > summary{list-style:none;cursor:pointer;width:40px;height:40px;display:grid;place-items:center;border-radius:10px;border:1px solid var(--line);background:var(--surface,#fff);color:var(--ink)}
.nav-menu > summary::-webkit-details-marker{display:none}
.nav-menu > summary span,.nav-menu > summary span::before,.nav-menu > summary span::after{display:block;width:16px;height:2px;border-radius:2px;background:currentColor;transition:transform .2s ease, background .2s ease}
.nav-menu > summary span{position:relative}
.nav-menu > summary span::before,.nav-menu > summary span::after{content:'';position:absolute;left:0}
.nav-menu > summary span::before{top:-5px}
.nav-menu > summary span::after{top:5px}
.nav-menu[open] > summary span{background:transparent}
.nav-menu[open] > summary span::before{transform:translateY(5px) rotate(45deg)}
.nav-menu[open] > summary span::after{transform:translateY(-5px) rotate(-45deg)}
.nav-menu-panel{position:absolute;right:0;top:calc(100% + 8px);min-width:220px;display:flex;flex-direction:column;padding:0.4rem;background:var(--surface,#fff);border:1px solid var(--line);border-radius:14px;box-shadow:0 18px 40px rgba(11,31,28,0.16);z-index:80}
.nav-menu-panel a{padding:0.6rem 0.8rem;border-radius:9px;font-size:0.95rem;color:var(--ink)}
.nav-menu-panel a:hover,.nav-menu-panel a:focus-visible{background:var(--surface-2,#EEF4F4)}
.nav-menu-panel hr{border:0;border-top:1px solid var(--line);margin:0.3rem 0.4rem}
@media(max-width:900px){
  .nav-links a:not(.nav-cta){display:none}
  .nav-menu{display:block}
}

/* hero */
.hero{padding:3rem 0 1.6rem;background:linear-gradient(180deg,var(--surface-2),var(--bg));
  border-bottom:1px solid var(--line)}
.hero h1{font-size:1.9rem;margin:.5rem 0 .7rem}
@media(min-width:880px){.hero h1{font-size:2.4rem}}
.hero p.lede{color:var(--muted);font-size:1.02rem;max-width:38em}

main{padding:2rem 0 1rem}
section{margin-bottom:2rem}
h2{font-size:1.35rem;margin:1.8rem 0 .7rem}
h3{font-size:1.05rem;margin:1.2rem 0 .5rem}
p{margin-bottom:1rem}
.muted{color:var(--muted)}
.small{font-size:.9rem}
ul,ol{margin:0 0 1.1rem 1.3rem}
li{margin:.35rem 0}
a.inline{color:var(--brand-deep);font-weight:600;border-bottom:1px solid rgba(13,148,136,.35)}

/* cards + callouts */
.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;
  padding:1.2rem 1.4rem;margin:1.1rem 0}
.callout{background:var(--surface-2);border:1px solid var(--line);border-radius:10px;
  padding:1rem 1.2rem;margin:1.1rem 0;font-size:.95rem}
.callout.promise{border-left:4px solid var(--brand)}
.callout.warn{border-left:4px solid var(--accent-bright)}
.callout .label{display:block;font-weight:700;margin-bottom:.35rem;color:var(--brand-deep)}

/* buttons */
.btn{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:999px;
  padding:.75rem 1.5rem;font:inherit;font-weight:600;cursor:pointer;line-height:1.2}
.btn:hover{background:var(--brand-deep)}
.btn[disabled]{background:var(--line);color:var(--faint);cursor:not-allowed}
.btn.ghost{background:transparent;color:var(--brand-deep);border:1px solid var(--brand)}
.btn.ghost:hover{background:var(--surface-2)}
/* filled red — the one attention-grabbing control on the page. Distinct from
   .danger, which is an outline because it deletes something. */
.btn.hot{background:var(--bad);color:#fff}
/* Emoji keep their own colours, so a chilli on a saturated red fill reads as a
   dark smudge. Seat it on a white disc — same trick as a favicon on a dark tab.
   The disc is a flex child, not an inline box — vertical-align on a 1.6em disc
   next to 1.2 line-height text never lands centred. */
.btn.with-emoji{display:inline-flex;align-items:center;gap:.5rem}
.btn .btn-emoji{display:inline-flex;align-items:center;justify-content:center;
  flex:0 0 auto;width:1.6em;height:1.6em;border-radius:999px;background:#fff;
  font-size:.85em;line-height:1}
.btn.hot:hover{background:#991B1B}
.btn.danger{background:transparent;color:var(--bad);border:1px solid var(--bad);
  padding:.5rem 1rem;font-size:.9rem}
.btn.danger:hover{background:#FEF2F2}
.btn.small{padding:.45rem 1rem;font-size:.9rem}
.btnrow{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;margin:1rem 0}
/* A row mixing bare inputs with labelled ones: label.field is display:block, so
   its caption added height above the control and centre-alignment then pushed the
   control lower than its unlabelled siblings. Align the boxes' bottoms instead. */
.btnrow.fields{align-items:flex-end}
.btnrow.fields label.field{display:flex;flex-direction:column;gap:.25rem;margin:0;
  line-height:1.25}

/* dropzone */
.drop{border:2px dashed var(--line);border-radius:14px;background:var(--surface);
  padding:2.2rem 1.4rem;text-align:center;transition:border-color .15s,background .15s}
.drop.over{border-color:var(--brand);background:var(--surface-2)}
.drop p{margin-bottom:.5rem}
.consent{display:flex;gap:.6rem;align-items:flex-start;margin:1.1rem 0;font-size:.93rem;
  color:var(--muted);text-align:left}
.consent input{margin-top:.35rem;width:18px;height:18px;flex-shrink:0;accent-color:var(--brand)}

/* status */
.status{margin:1rem 0;font-size:.95rem}
.status.err{color:var(--bad);background:#FEF2F2;border:1px solid #FECACA;
  border-radius:10px;padding:.8rem 1rem}
.status.ok{color:var(--good)}
.spinner{display:inline-block;width:14px;height:14px;border:2px solid var(--line);
  border-top-color:var(--brand);border-radius:50%;animation:spin .8s linear infinite;
  vertical-align:-2px;margin-right:.5rem}
@keyframes spin{to{transform:rotate(360deg)}}
@media(prefers-reduced-motion:reduce){.spinner{animation:none}}

/* receipt */
.receipt{background:var(--surface);border:1px solid var(--line);border-radius:14px;
  padding:1.6rem;margin:1.2rem 0}
.receipt-head{display:flex;justify-content:space-between;align-items:baseline;
  flex-wrap:wrap;gap:.5rem;border-bottom:1px dashed var(--line);padding-bottom:.8rem;margin-bottom:1rem}
.bignum{font-family:var(--mono);font-size:2rem;font-weight:700;color:var(--ink)}
.rows{width:100%;border-collapse:collapse;font-size:.95rem}
.rows td,.rows th{padding:.45rem .3rem;border-bottom:1px solid var(--line);text-align:left}
.rows th{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--faint);font-weight:700}
.rows td:last-child,.rows th:last-child{text-align:right;font-family:var(--mono)}
/* Money columns line up on the digit, not on whatever text happens to precede
   them: tabular-nums so 1 and 4 occupy the same width, nowrap so a currency code
   never folds under its own number. */
.rows td.amt,.rows th.amt{text-align:right;font-family:var(--mono);
  font-variant-numeric:tabular-nums;white-space:nowrap}
.rows td.verb,.rows th.verb{text-align:right;white-space:nowrap;font-size:.88rem;
  padding-right:.6rem}
.rows td.rm,.rows th.rm{width:1.4rem;padding-left:.4rem;padding-right:0}
.amt-inline{font-variant-numeric:tabular-nums;white-space:nowrap}
.tablewrap{overflow-x:auto}
.delta{font-weight:700}
.delta.up{color:var(--accent)}
.delta.down{color:var(--good)}
.bars{margin:.6rem 0}
.bar{display:grid;grid-template-columns:8.5rem 1fr auto;gap:.6rem;align-items:center;
  margin:.35rem 0;font-size:.92rem}
.bar .track{background:var(--surface-2);border-radius:999px;height:10px;overflow:hidden}
.bar .fill{background:var(--brand);height:100%;border-radius:999px}
.bar .amt{font-family:var(--mono);font-size:.88rem}

/* verdict — the "read this first" panel above a thin receipt */
.verdict{background:linear-gradient(180deg,#FFF8ED,var(--surface));
  border:1px solid #F3D9A8;border-left:4px solid var(--accent-bright);
  border-radius:12px;padding:1.1rem 1.3rem;margin:0 0 1.2rem}
.verdict h4{font-family:'Space Grotesk','SG Fallback',var(--sans);font-size:1.05rem;line-height:1.3;
  margin:.15rem 0 .5rem;color:var(--ink)}
.verdict p{margin:0 0 .6rem;font-size:.95rem;color:var(--muted)}
.verdict .next{margin:0;font-weight:600;color:var(--accent)}

/* roast invite — sits inside the receipt, directly under the headline number, so
   it is offered while the reader is still looking at their own total. Warm surface
   + red button because it is the one unserious control on the page. */
.roast-strip{background:linear-gradient(180deg,#FFF7ED,var(--surface));
  border:1px solid #FED7AA;border-left:4px solid var(--bad);
  border-radius:12px;padding:1.1rem 1.3rem;margin:0 0 1.4rem}
.roast-strip[hidden]{display:none}
.roast-strip-head{font-size:1.05rem;margin:0;color:var(--ink)}

/* roast — typeset as the page's payoff, not as another paragraph */
.roast{position:relative;background:linear-gradient(180deg,var(--surface-2),var(--surface));
  border:1px solid var(--line);border-left:4px solid var(--accent-bright);
  border-radius:14px;padding:1.6rem 1.6rem 1.2rem;margin:1.4rem 0}
.roast-mark{position:absolute;top:.1rem;left:.9rem;font-family:'Space Grotesk','SG Fallback',var(--sans);
  font-size:3.4rem;line-height:1;color:var(--accent-bright);opacity:.35;pointer-events:none}
.roast-body{font-family:'Space Grotesk','SG Fallback',var(--sans);font-size:1.18rem;line-height:1.5;
  letter-spacing:-0.01em;color:var(--ink);white-space:pre-wrap;margin:0;position:relative}
@media(min-width:880px){.roast-body{font-size:1.3rem}}
.roast-by{margin-top:.9rem;padding-top:.7rem;border-top:1px dashed var(--line);
  font-family:var(--mono);font-size:.72rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--faint)}
/* "nothing to roast" is an answer, not a failure — same card, calmer voice. */
.roast.quiet{border-left-color:var(--line);
  background:linear-gradient(180deg,var(--surface-2),var(--surface))}
.roast.quiet .roast-mark{color:var(--faint);opacity:.25}
.roast.quiet .roast-body{font-size:1.05rem;color:var(--muted)}
@media(min-width:880px){.roast.quiet .roast-body{font-size:1.1rem}}
.chips{display:flex;flex-wrap:wrap;gap:.5rem;margin:1rem 0}
.chip{background:var(--surface);border:1px solid var(--line);border-radius:999px;
  padding:.45rem 1rem;font:inherit;font-size:.9rem;cursor:pointer;color:var(--muted)}
.chip:hover{border-color:var(--brand);color:var(--ink)}
.chip[disabled]{opacity:.5;cursor:default}
.answer{background:var(--surface-2);border-radius:10px;padding:.8rem 1rem;margin:.5rem 0;font-size:.94rem}

/* people, as faces — split calculator.
   Colour comes from a hash of the name (see split.js), so a group keeps its
   colours when someone is removed from the middle of the list. */
.ava{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;
  width:1.55rem;height:1.55rem;border-radius:50%;color:#fff;font-weight:700;
  font-size:.78rem;line-height:1;letter-spacing:0}
.ava-lg{width:2.1rem;height:2.1rem;font-size:.95rem}
.who{display:inline-flex;align-items:center;gap:.45rem}
.chip-person{display:inline-flex;align-items:center;gap:.45rem;padding-left:.45rem}

/* the settlement instruction: two faces and an arrow, not a sentence */
.pay{display:flex;align-items:center;gap:.7rem;flex-wrap:wrap;
  background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--brand);
  border-radius:12px;padding:.9rem 1.1rem;margin:.6rem 0}
.pay-who{display:inline-flex;align-items:center;gap:.5rem;font-weight:600}
.pay-arrow{color:var(--brand);font-size:1.25rem;line-height:1}
.pay-amt{margin-left:auto;font-family:var(--mono);font-size:1.25rem;
  font-weight:700;font-variant-numeric:tabular-nums;white-space:nowrap;color:var(--ink)}
@media(max-width:520px){.pay-amt{margin-left:0;width:100%}}

/* square is the best answer the tool can give, so it gets a state of its own */
.squared{display:flex;align-items:center;gap:.9rem;
  background:linear-gradient(180deg,#ECFDF5,var(--surface));
  border:1px solid #A7F3D0;border-left:4px solid var(--good);
  border-radius:12px;padding:1.1rem 1.3rem;margin:.6rem 0}
.squared-mark{display:flex;align-items:center;justify-content:center;flex-shrink:0;
  width:2.2rem;height:2.2rem;border-radius:50%;background:var(--good);color:#fff;
  font-size:1.2rem;font-weight:700;line-height:1}
.squared-head{font-family:'Space Grotesk','SG Fallback',var(--sans);font-weight:700;font-size:1.1rem}
.odd-cents{margin:.4rem 0 0}
.odd-cents[hidden]{display:none}

/* forms */
label.field{display:block;margin:.6rem 0;font-size:.93rem;color:var(--muted)}
input[type=text],input[type=number],select{font:inherit;font-size:.95rem;padding:.55rem .7rem;
  border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--ink);
  width:100%;max-width:14rem}
input:focus,select:focus,.btn:focus-visible,.chip:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

/* fx */
.rate{font-family:var(--mono);font-size:2.6rem;font-weight:700;line-height:1.1}
.chart{width:100%;height:180px;display:block}

footer{border-top:1px solid var(--line);background:var(--surface-2);padding:2.5rem 0;margin-top:2.5rem}
.foot-links{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;font-size:.9rem;color:var(--muted)}
.foot-links a:hover{color:var(--ink)}
.foot-links span{color:var(--line)}
.foot-copy{margin-top:1rem;font-size:.82rem;color:var(--faint)}
.skip{position:absolute;left:-9999px}
.skip:focus{left:1rem;top:1rem;background:var(--surface);padding:.5rem 1rem;z-index:99;border-radius:8px}