/* Tagora brand "Signal" — design tokens. Single source of truth for the landing site.
   Reference for refinement: ramp.com (restrained, dense, credible). Designer owns evolution. */
:root {
  /* palette */
  --graphite: #1A1D21;   /* primary text */
  --slate: #6B7280;      /* secondary text */
  --white: #FFFFFF;      /* background */
  --surface: #F6F7F8;    /* panels, code blocks, table headers */
  --border: #E3E6E9;     /* hairlines */
  --steel: #14496F;      /* primary signal: links, primary actions */
  --steel-ink: #0F3A59;  /* hover */
  --amber: #B45309;      /* status: warning (text only) */

  /* type — single family discipline */
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;

  --maxw: 760px;
  --radius: 6px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--white);
  color: var(--graphite);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

a { color: var(--steel); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 { font-family: var(--font-sans); color: var(--graphite); font-weight: 500; letter-spacing: -0.02em; line-height: 1.15; }
h1 { font-size: 42px; margin: 0 0 16px; }
h2 { font-size: 27px; margin: 44px 0 12px; letter-spacing: -0.015em; }
h3 { font-size: 19px; margin: 28px 0 6px; }
p { margin: 0 0 16px; }
.lead { font-size: 20px; color: var(--slate); margin-bottom: 28px; line-height: 1.5; }

code, .mono { font-family: var(--font-mono); font-size: 0.86em; }

/* header / nav */
header.site { border-bottom: 1px solid var(--border); }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.wordmark { font-family: var(--font-mono); font-size: 17px; font-weight: 500; color: var(--graphite); letter-spacing: -0.03em; }
.wordmark b { color: var(--steel); font-weight: 500; }
nav.site a { color: var(--slate); font-size: 15px; margin-left: 22px; }
nav.site a:hover { color: var(--graphite); text-decoration: none; }

/* buttons */
.btn {
  display: inline-block; font-family: var(--font-sans); font-size: 16px; font-weight: 500;
  background: var(--steel); color: var(--white); padding: 11px 22px; border-radius: var(--radius);
  border: none; cursor: pointer;
}
.btn:hover { background: var(--steel-ink); text-decoration: none; }
.btn-ghost { background: transparent; color: var(--steel); border: 1px solid var(--border); }
.btn-ghost:hover { background: var(--surface); }

/* hero */
.hero { padding: 76px 0 48px; }
.eyebrow { font-family: var(--font-mono); font-size: 13px; color: var(--steel); letter-spacing: 0.01em; margin-bottom: 18px; text-transform: uppercase; }
.cli-hint { font-family: var(--font-mono); font-size: 14px; color: var(--slate); margin-left: 14px; }

/* terminal sample */
.terminal { background: var(--graphite); color: #E6E8EA; border: 1px solid var(--graphite); border-radius: 8px; padding: 18px 20px; font-family: var(--font-mono); font-size: 13px; line-height: 1.7; overflow-x: auto; margin: 28px 0; }
.terminal .c-steel { color: #6FA8D6; }
.terminal .c-slate { color: #9AA4AD; }

/* feature list */
.features { list-style: none; padding: 0; margin: 24px 0; }
.features li { padding: 15px 0; border-top: 1px solid var(--border); }
.features li b { font-weight: 500; }

/* stat row */
.stats { display: flex; gap: 28px; flex-wrap: wrap; margin: 32px 0; padding: 24px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.stat .n { font-size: 32px; font-weight: 500; color: var(--graphite); letter-spacing: -0.02em; }
.stat .l { font-size: 13px; color: var(--slate); max-width: 200px; margin-top: 4px; }

/* waitlist form */
.waitlist { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 28px; margin: 44px 0; }
.waitlist label { display: block; font-size: 14px; color: var(--slate); margin: 12px 0 6px; }
.waitlist input, .waitlist textarea { width: 100%; font-family: var(--font-sans); font-size: 16px; padding: 10px 12px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--white); color: var(--graphite); }
.waitlist input:focus, .waitlist textarea:focus { outline: none; border-color: var(--steel); box-shadow: 0 0 0 3px rgba(20,73,111,0.12); }
.waitlist textarea { min-height: 72px; resize: vertical; }
.waitlist .btn { margin-top: 16px; }
.formnote { font-size: 13px; color: var(--slate); margin-top: 12px; }

footer.site { border-top: 1px solid var(--border); margin-top: 64px; padding: 28px 0; color: var(--slate); font-size: 14px; }
footer.site a { color: var(--slate); }
footer.site .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }