/* ChartBridge — one visual language for the site and the app.
   Palette and typeface are taken from chartbridge.html, so moving between the
   marketing pages and the charts should feel like one product. */
:root{
  /* brand — identical to the app */
  --brand:#3f6fb0;          /* "Bridge" blue */
  --brand-lt:#5b8ed6;       /* lightened for dark backgrounds */
  --brand-dk:#12192b;       /* "Chart" navy */

  --bg:#0d1117; --bg2:#0a0e14;
  --panel:#151b24; --panel2:#1b222d; --line:#232c39; --line2:#2f3a4a;
  --txt:#e9eff7; --txt2:#b9c5d4; --dim:#7f8c9c;
  --ok:#2fb8a4; --err:#f0544f; --warn:#e8a33d;
  --accent:#3f6fb0; --accent2:#5b8ed6;   /* older pages still name these */
  --mono:Consolas,ui-monospace,Menlo,monospace;
  --ui:"Nunito","Segoe UI",system-ui,-apple-system,sans-serif;
  --r:14px; --r-sm:9px;
  --shadow:0 18px 50px rgba(0,0,0,.45);
  --ring:0 0 0 3px rgba(91,142,214,.22);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--txt);
  font:16px/1.7 var(--ui);font-weight:400;-webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility}
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(1100px 620px at 12% -12%, rgba(63,111,176,.20), transparent 62%),
    radial-gradient(820px 480px at 96% 2%, rgba(91,142,214,.10), transparent 64%)}
body>*{position:relative;z-index:1}
::selection{background:rgba(91,142,214,.32)}

a{color:var(--brand-lt);text-decoration:none}
a:hover{color:#8ecbff}
:focus-visible{outline:2px solid var(--brand-lt);outline-offset:2px;border-radius:4px}
code{font-family:var(--mono);font-size:.88em;background:var(--panel2);
  border:1px solid var(--line);padding:2px 6px;border-radius:5px;color:var(--txt2)}
hr{border:0;border-top:1px solid var(--line);margin:32px 0}
em{font-style:normal;color:var(--txt);font-weight:700}

/* ---- the mark ---------------------------------------------------------- */
.brandmark{display:inline-flex;align-items:center;gap:.42em;color:var(--brand-lt);
  font-weight:800;letter-spacing:-.02em;line-height:1;white-space:nowrap}
.brandmark .mark{flex:none;height:1em;width:1.29em;display:block}
.brandmark .word{display:inline-flex}
.brandmark .b1{color:#f2f6fb}          /* "Chart"  — same near-white as the app */
.brandmark .b2{color:var(--brand-lt)}  /* "Bridge" — --brand-lt, as in the app  */
.brandmark.sm{font-size:19px}
.brandmark.md{font-size:26px}
.brandmark.lg{font-size:34px}

/* ---- chrome ------------------------------------------------------------ */
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;
  justify-content:space-between;gap:16px;padding:14px 26px;
  border-bottom:1px solid var(--line);
  background:rgba(13,17,23,.78);backdrop-filter:saturate(140%) blur(12px)}
.top .brand,.top .brand:hover{text-decoration:none}
.top nav{display:flex;align-items:center;gap:4px}
.top nav a{color:var(--txt2);padding:8px 12px;border-radius:var(--r-sm);
  font-size:14.5px;font-weight:600;transition:background .12s,color .12s}
.top nav a:hover{color:var(--txt);background:var(--panel2)}
.top nav a.btn{color:#fff}

.wrap{max-width:800px;margin:0 auto;padding:40px 24px 84px}
.wrap.wide{max-width:1120px}

h1{font-size:32px;font-weight:800;letter-spacing:-.025em;margin:0 0 14px;line-height:1.15}
h2{font-size:20px;font-weight:700;margin:0 0 10px;letter-spacing:-.015em}
h3{font-size:15px;font-weight:700;margin:20px 0 6px;color:var(--txt2)}
p{margin:0 0 14px}
.lead{font-size:17.5px;color:var(--txt2);margin:0 0 26px;max-width:64ch;font-weight:400}
.dim{color:var(--dim)}
.small{font-size:13.5px}
.warn{color:var(--warn)}
.eyebrow{display:flex;align-items:center;gap:10px;font-size:11.5px;font-weight:800;
  letter-spacing:.16em;text-transform:uppercase;color:var(--brand-lt);margin:0 0 18px}
.eyebrow::after{content:"";height:1px;flex:1;
  background:linear-gradient(90deg,var(--line2),transparent)}

/* ---- cards ------------------------------------------------------------- */
.card{position:relative;background:linear-gradient(180deg,#161d27,#11161e);
  border:1px solid var(--line);border-radius:var(--r);padding:24px 26px;margin:0 0 20px}
/* a single hairline of light along the top edge — the thing that separates a
   panel from a rectangle */
.card::before{content:"";position:absolute;inset:0 0 auto;height:1px;
  border-radius:var(--r) var(--r) 0 0;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.09),transparent)}
.card.danger{border-color:#4a2320}
.card h2{margin-top:0}
.card h3{font-size:14.5px;font-weight:700;margin:18px 0 6px;color:var(--txt2)}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:20px}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}

/* ---- hero -------------------------------------------------------------- */
.hero{padding:44px 0 10px;text-align:center}
.hero .brandmark{margin-bottom:26px}
.hero h1{font-size:clamp(34px,5.2vw,56px);margin:0 auto 18px;max-width:18ch;
  letter-spacing:-.03em;line-height:1.08}
.hero h1 .hl{background:linear-gradient(180deg,#9dc2f0,var(--brand-lt));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{margin:0 auto 30px;font-size:clamp(16px,1.55vw,19px);text-align:center;
  max-width:60ch}
.hero .cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.hero .under{font-size:13.5px;color:var(--dim);margin:16px 0 0}

/* ---- screenshots ------------------------------------------------------- */
/* Framed the way the app frames a window, so a screenshot sits on the page as
   part of the design rather than as a rectangle someone pasted on. */
.figure{margin:0;border:1px solid var(--line2);border-radius:var(--r);overflow:hidden;
  background:var(--bg2);box-shadow:var(--shadow)}
.figure img{display:block;width:100%;height:auto}
.figure figcaption{padding:11px 16px;border-top:1px solid var(--line);
  background:linear-gradient(180deg,#161d27,#11161e);
  font-size:13px;color:var(--dim);text-align:left}
.figure.wide{max-width:1000px;margin:48px auto 0}
.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:22px}
.gallery .figure{margin:0}
.gallery .figure img{aspect-ratio:16/10;object-fit:cover;object-position:top left}

/* Drawn, not screenshotted: nothing to ship and nothing to go stale. */
.shot{margin:48px auto 0;max-width:980px;border:1px solid var(--line2);
  border-radius:var(--r);background:var(--bg2);box-shadow:var(--shadow);overflow:hidden}
.shot .bar{display:flex;align-items:center;gap:7px;padding:10px 14px;
  border-bottom:1px solid var(--line);background:linear-gradient(180deg,#19202a,#151b24)}
.shot .dot{width:9px;height:9px;border-radius:50%;background:#2c3847}
.shot .chip{font-size:11px;color:var(--txt2);background:var(--panel2);
  border:1px solid var(--line);border-radius:6px;padding:2px 8px;font-family:var(--mono)}
.shot .chip.on{color:#fff;background:var(--brand);border-color:var(--brand-lt)}
.shot .grow{flex:1}
.shot .body{display:grid;grid-template-columns:1fr 190px;gap:1px;background:var(--line)}
.shot .panes{display:grid;grid-template-columns:1.9fr 1fr;gap:1px;background:var(--line);
  height:330px}
.shot .pane{background:var(--bg2);position:relative;overflow:hidden}
.shot .pane .tf{position:absolute;left:11px;top:8px;font-size:10.5px;color:var(--dim);
  font-family:var(--mono);z-index:2;letter-spacing:.06em}
.shot .rows{display:grid;grid-template-rows:1fr 1fr;gap:1px;background:var(--line);height:100%}
.shot svg{display:block;width:100%;height:100%}
.shot .side{background:var(--panel);padding:12px 13px;font-size:11.5px}
.shot .side .h{font-size:10px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--dim);margin:0 0 9px;font-weight:800}
.shot .side .kv{display:flex;justify-content:space-between;gap:8px;padding:3px 0;
  color:var(--dim);font-family:var(--mono);font-size:11px}
.shot .side .kv b{color:var(--txt2);font-weight:400}
.shot .side .kv .up{color:var(--ok)}
.shot .side .buy{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin:11px 0 14px}
.shot .side .buy span{border-radius:7px;padding:9px 0;text-align:center;font-weight:800;
  font-size:12px;color:#fff}
.shot .side .buy .s{background:rgba(240,84,79,.85)}
.shot .side .buy .b{background:rgba(47,184,164,.85)}
@media(max-width:900px){.shot .body{grid-template-columns:1fr}.shot .side{display:none}}
@media(max-width:640px){.shot .panes{grid-template-columns:1fr;height:230px}
  .shot .rows{display:none}}

.feature{padding:22px 24px}
.feature .ic{width:38px;height:38px;border-radius:11px;display:flex;align-items:center;
  justify-content:center;background:rgba(91,142,214,.13);
  border:1px solid rgba(91,142,214,.26);color:var(--brand-lt);font-size:18px;margin:0 0 14px}
.feature h2{font-size:17px}
.feature p{margin:0;color:var(--dim);font-size:14.5px;line-height:1.65}

.steps{margin:0 0 10px;padding-left:22px;color:var(--txt2)}
.steps li{margin:7px 0}
.stepnum{counter-reset:s;list-style:none;padding:0;margin:0}
.stepnum li{counter-increment:s;position:relative;padding:0 0 0 50px;margin:0 0 22px;
  color:var(--dim);font-size:14.5px;line-height:1.62}
.stepnum li:last-child{margin-bottom:0}
.stepnum li::before{content:counter(s);position:absolute;left:0;top:-1px;
  width:34px;height:34px;border-radius:11px;
  background:rgba(91,142,214,.13);border:1px solid rgba(91,142,214,.28);
  color:var(--brand-lt);font-weight:800;font-size:14.5px;
  display:flex;align-items:center;justify-content:center}
.stepnum li b{color:var(--txt);font-weight:800;display:block;font-size:16px;
  margin-bottom:3px;letter-spacing:-.01em}

/* ---- forms ------------------------------------------------------------- */
.form{display:block}
.form label{display:block;font-size:13px;font-weight:700;color:var(--txt2);margin:18px 0 6px;
  letter-spacing:.01em}
.form input[type=text],.form input[type=email],.form input[type=password],
.form input[type=number],.form select{
  width:100%;background:var(--bg2);border:1px solid var(--line2);border-radius:var(--r-sm);
  color:var(--txt);padding:12px 14px;font-size:15px;font-family:inherit;
  transition:border-color .12s,box-shadow .12s,background .12s}
.form input::placeholder{color:#5d6a7a}
.form input:hover,.form select:hover{border-color:#3a475a}
.form input:focus,.form select:focus{outline:none;border-color:var(--brand-lt);
  box-shadow:var(--ring);background:#0c1117}
.form .hint{font-size:13px;color:var(--dim);margin:8px 0 0;line-height:1.6}
.form .check{display:flex;gap:11px;align-items:flex-start;margin:20px 0 0;
  font-size:14px;color:var(--txt2)}
.form .check input{margin-top:4px;accent-color:var(--brand);width:16px;height:16px}
.form .row2{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
@media(max-width:560px){.form .row2{grid-template-columns:1fr}}

.btn{display:inline-block;margin-top:18px;background:var(--brand);
  border:1px solid rgba(255,255,255,.14);color:#fff;border-radius:var(--r-sm);
  padding:12px 24px;font-size:15px;font-weight:800;font-family:inherit;cursor:pointer;
  text-decoration:none;letter-spacing:.01em;
  transition:background .13s,transform .07s,box-shadow .13s;
  box-shadow:0 6px 18px rgba(63,111,176,.30)}
.btn:hover{background:var(--brand-lt);color:#fff;box-shadow:0 10px 26px rgba(63,111,176,.42)}
.btn:active{transform:translateY(1px)}
.btn.ghost{background:rgba(255,255,255,.03);border-color:var(--line2);color:var(--txt2);
  box-shadow:none}
.btn.ghost:hover{background:var(--panel2);color:var(--txt);border-color:#3d4b5e;box-shadow:none}
.btn.danger{background:#7a2b28;border-color:#a3403c;box-shadow:none}
.btn.danger:hover{background:#98352f}
.btn.small{padding:8px 15px;font-size:14px;margin-top:0}
.btn.big{padding:15px 30px;font-size:16.5px}
button.link{background:none;border:0;color:var(--brand-lt);cursor:pointer;font:inherit;
  padding:0;font-weight:600}
button.link:hover{color:#8ecbff}
.inline{display:inline}

.note{border-radius:var(--r-sm);padding:13px 16px;margin:0 0 20px;font-size:14.5px;
  border:1px solid var(--line);background:var(--panel2)}
.note.ok{border-color:#1d5f55;background:rgba(47,184,164,.10);color:#9ee5d8}
.note.err{border-color:#6b2b28;background:rgba(240,84,79,.10);color:#f5a19d}
.note.info{color:var(--txt2)}

.feat{list-style:none;padding:0;margin:14px 0 0;font-size:13.5px;color:var(--dim);
  display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:4px 16px}
.feat b{color:var(--txt);font-weight:700}

.tbl{width:100%;border-collapse:collapse;font-size:13.5px;margin:8px 0 0}
.tbl th{text-align:left;color:var(--dim);font-weight:800;font-size:11px;
  letter-spacing:.1em;text-transform:uppercase;
  border-bottom:1px solid var(--line);padding:8px}
.tbl td{padding:9px 8px;border-bottom:1px solid #19212b}
.tbl tr:last-child td{border-bottom:0}
.tbl td.ua{color:var(--dim);font-size:12px;max-width:280px;overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap}

.foot{border-top:1px solid var(--line);background:var(--bg2)}
.footin{max-width:1120px;margin:0 auto;padding:30px 24px 52px;display:flex;
  gap:18px;flex-wrap:wrap;align-items:center;font-size:13px;color:var(--dim)}
.footin nav{display:flex;gap:18px;flex-wrap:wrap}
.footin a{color:var(--dim);font-weight:600}
.footin a:hover{color:var(--txt2)}
.footin .dim{flex:1;min-width:250px;text-align:right}
@media(max-width:680px){.footin .dim{text-align:left}}

.tabs{display:flex;gap:4px;margin:0 0 24px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.tabs a{color:var(--dim);font-size:14.5px;font-weight:700;padding:10px 14px;
  border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs a:hover{color:var(--txt2)}
.tabs a.on{color:var(--txt);border-bottom-color:var(--brand-lt)}

.inline-form{display:flex;gap:8px;align-items:center;margin:0 0 16px}
.inline-form input{flex:1;background:var(--bg2);border:1px solid var(--line2);
  border-radius:var(--r-sm);color:var(--txt);padding:10px 13px;font:inherit}
pre.code{background:var(--bg2);border:1px solid var(--line);border-radius:var(--r-sm);
  padding:15px 17px;overflow:auto;max-height:520px;font-family:var(--mono);font-size:12.5px;
  line-height:1.6;color:var(--txt2);white-space:pre;margin:10px 0 0}

.envbar{background:#7a4a0f;color:#ffe9c7;text-align:center;padding:7px 12px;
  font-size:12.5px;font-weight:800;letter-spacing:.04em}

/* Motion here is decoration; anyone who has asked for less should get none. */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important;animation:none!important}
}