/* BasisWire — shared styles
   Tokens and layout from design_handoff_basiswire_landing (high-fidelity). */

/* ---------- fonts (self-hosted, latin subset, variable weight) ---------- */
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url('fonts/space-grotesk-var.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 100 800;
  font-display: swap;
  src: url('fonts/jetbrains-mono-var.woff2') format('woff2');
}

/* ---------- tokens ---------- */
:root {
  --ink: #0C0D10;
  --paper: #FFFFFF;
  --green: #07B271;
  --green-hover: #059862;
  --green-on-dark: #35E27A;
  --green-tint: #E6F7F0;
  --surface: #F5F7F8;
  --slate: #5A6270;
  --muted: #7A828E;
  --muted-on-dark: #8A929E;
  --faint-on-dark: #5A6270;
  --hairline: #E6E8EC;
  --input-border: #D4DAE0;
  --dark-border: #2A2E36;
  --dark-input: #15171D;
  --light-on-dark: #C8CDD4;
  --grid-line: #F1F3F5;
  --sans: 'Space Grotesk', sans-serif;
  --mono: 'JetBrains Mono', monospace;
}

/* ---------- base ---------- */
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--paper);
  font-family: var(--sans);
  color: var(--ink);
}
a { color: var(--green); text-decoration: none; transition: color .15s; }
a:hover { color: var(--green-hover); }
h1, h2, p { margin: 0; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 40px; }

/* blueprint grid motif */
.blueprint {
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 38px 38px;
}
.blueprint--dark {
  background-color: var(--ink);
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 38px 38px;
}

/* mono eyebrow */
.eyebrow {
  font: 500 11px var(--mono);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--green);
}

/* wordmark */
.wordmark { font: 700 21px var(--sans); letter-spacing: -0.035em; color: var(--ink); }
.wordmark:hover { color: var(--ink); }
.wordmark .wire { color: var(--green); }
.wordmark--footer { font-size: 20px; color: #fff; }
.wordmark--footer:hover { color: #fff; }

/* ---------- header ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--hairline);
}
.header--static { position: static; background: #fff; backdrop-filter: none; -webkit-backdrop-filter: none; }
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 66px;
}
.header__nav { display: flex; align-items: center; gap: 24px; }
.header__link { font: 500 14px var(--sans); color: var(--ink); }
.header__link:hover { color: var(--green-hover); }
.btn-pill {
  font: 500 14px var(--sans);
  background: var(--ink);
  color: #fff;
  padding: 9px 18px;
  border-radius: 9px;
  transition: background .15s, transform .15s;
}
.btn-pill:hover { background: var(--green-hover); color: #fff; }
.btn-pill:active { transform: scale(.97); }

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  font: 500 15px var(--sans);
  border-radius: 10px;
  padding: 13px 22px;
  cursor: pointer;
  transition: background .15s, color .15s, border-color .15s, transform .15s;
}
.btn:active { transform: scale(.97); }
.btn--green { background: var(--green); color: #fff; border: none; }
.btn--green:hover { background: var(--green-hover); color: #fff; }
.btn--white { background: #fff; color: var(--ink); border: 1px solid var(--input-border); }
.btn--white:hover { color: var(--green-hover); border-color: var(--green); }
.btn:focus-visible,
.btn-pill:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(7,178,113,.16);
}

/* ---------- subscribe form ---------- */
.subscribe-form {
  display: flex;
  gap: 10px;
  max-width: 480px;
  margin: 0 auto;
}
.subscribe-form input[type="email"] {
  font: 400 16px var(--sans);
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--input-border);
  border-radius: 10px;
  padding: 14px 16px;
  flex: 1;
  min-width: 0;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.subscribe-form input[type="email"]:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(7,178,113,.16);
}
.subscribe-form input::placeholder { color: var(--muted); }
.subscribe-form button {
  font: 500 15px var(--sans);
  background: var(--green);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 14px 24px;
  cursor: pointer;
  white-space: nowrap;
  transition: background .15s, transform .15s;
}
.subscribe-form button:hover { background: var(--green-hover); }
.subscribe-form button:active { transform: scale(.97); }
.subscribe-form button:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(7,178,113,.16);
}
.subscribe-form button:disabled { opacity: .7; cursor: default; }

/* dark variant (final CTA) */
.subscribe-form--dark input[type="email"] {
  color: #fff;
  background: var(--dark-input);
  border-color: var(--dark-border);
}
.subscribe-form--dark input::placeholder { color: var(--muted-on-dark); }

/* success panel */
.success-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  max-width: 480px;
  margin: 0 auto;
  background: var(--green-tint);
  border-radius: 10px;
  padding: 15px;
  font: 500 15px var(--sans);
  color: var(--green);
}
.success-panel--dark {
  background: rgba(7,178,113,.16);
  border: 1px solid var(--green);
  color: var(--green-on-dark);
}

.fine-print { font: 400 13px var(--sans); color: var(--muted); margin-top: 14px; }

/* ---------- hero (landing) ---------- */
.hero { border-bottom: 1px solid var(--hairline); }
.hero__inner { max-width: 720px; margin: 0 auto; padding: 78px 40px 80px; text-align: center; }
.hero h1 {
  font: 700 58px/1.02 var(--sans);
  letter-spacing: -0.04em;
  color: var(--ink);
  margin: 22px 0 0;
}
.hero h1 .accent { color: var(--green); }
.hero__sub {
  font: 400 20px/1.5 var(--sans);
  color: var(--slate);
  margin: 24px auto 0;
  max-width: 540px;
}
.hero__form { margin-top: 32px; }

/* chips */
.chips { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 32px; }
.chip {
  font: 500 12px var(--mono);
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--hairline);
  padding: 7px 12px;
  border-radius: 7px;
}
.chip--green { color: var(--green); background: var(--green-tint); border: none; padding: 7px 12px; }

/* ---------- section: what's in every issue ---------- */
.section { padding: 80px 0; }
.section__title {
  font: 700 38px/1.08 var(--sans);
  letter-spacing: -0.03em;
  color: var(--ink);
  margin: 16px 0 0;
  max-width: 620px;
}

/* hairline-gap grids */
.cell-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 44px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
  border-radius: 14px;
  overflow: hidden;
}
.cell-grid--two { grid-template-columns: repeat(2, 1fr); }
.cell { background: #fff; padding: 28px; }
.cell__index { font: 500 12px var(--mono); color: var(--green); }
.cell__text {
  font: 600 18px/1.3 var(--sans);
  color: var(--ink);
  margin-top: 12px;
  letter-spacing: -0.01em;
}

/* ---------- band: about Matt / principles ---------- */
.band {
  background: var(--surface);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}
.band__inner { padding: 72px 0; }

.bio-grid {
  display: grid;
  grid-template-columns: 132px 1fr;
  gap: 36px;
  align-items: start;
  margin-top: 28px;
}
.monogram {
  width: 120px;
  height: 120px;
  border-radius: 16px;
  background-color: var(--ink);
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 24px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font: 700 46px var(--sans);
  letter-spacing: -0.04em;
}
.monogram .b { color: #fff; }
.monogram .w { color: var(--green); }
.bio-grid h2 {
  font: 700 30px/1.15 var(--sans);
  letter-spacing: -0.03em;
  color: var(--ink);
}
.bio-grid .bio-copy { max-width: 640px; }
.bio-grid p { font: 400 17px/1.6 var(--sans); color: var(--slate); margin: 16px 0 0; }
.bio-grid p.smaller { font-size: 16px; margin-top: 14px; }
.bio-grid a { font-weight: 500; }

/* ---------- final CTA ---------- */
.cta__inner { max-width: 640px; margin: 0 auto; padding: 84px 40px; text-align: center; }
.cta h2 {
  font: 700 44px/1.05 var(--sans);
  letter-spacing: -0.035em;
  color: #fff;
  margin: 18px 0 0;
}
.cta__sub {
  font: 400 18px/1.5 var(--sans);
  color: var(--light-on-dark);
  margin: 18px auto 0;
  max-width: 480px;
}
.cta__form { margin-top: 30px; }

/* ---------- footer ---------- */
.footer { background: var(--ink); border-top: 1px solid var(--dark-border); padding: 36px 0; }
.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
}
.footer__links { display: flex; gap: 22px; font: 500 12px var(--mono); }
.footer__links a { color: var(--muted-on-dark); }
.footer__links a:hover { color: #fff; }
.footer__links a.green { color: var(--green); }
.footer__links a.green:hover { color: var(--green-on-dark); }
.footer__legal {
  font: 400 12px/1.6 var(--mono);
  color: var(--faint-on-dark);
  text-align: right;
}

/* ---------- about page ---------- */
.about-hero { border-bottom: 1px solid var(--hairline); }
.about-hero__inner { max-width: 820px; margin: 0 auto; padding: 76px 40px 72px; }
.about-hero h1 {
  font: 700 52px/1.04 var(--sans);
  letter-spacing: -0.04em;
  margin: 20px 0 0;
}
.about-hero h1 .accent { color: var(--green); }
.about-hero__sub {
  font: 400 20px/1.55 var(--sans);
  color: var(--slate);
  margin: 24px 0 0;
  max-width: 620px;
}

.narrow { max-width: 820px; margin: 0 auto; padding: 80px 40px; }

.founder-grid {
  display: grid;
  grid-template-columns: 132px 1fr;
  gap: 36px;
  align-items: start;
}
.founder-grid .eyebrow { letter-spacing: .14em; }
.founder-grid h2 { font: 700 32px/1.12 var(--sans); letter-spacing: -0.03em; margin: 12px 0 0; }
.founder-grid p { font: 400 18px/1.65 var(--sans); color: var(--slate); margin: 18px 0 0; }
.founder-grid p + p { margin-top: 16px; }

.principles__inner { padding: 76px 0; }
.principles h2 {
  font: 700 34px/1.1 var(--sans);
  letter-spacing: -0.03em;
  margin: 16px 0 40px;
  max-width: 560px;
}
.principle { background: #fff; padding: 30px; }
.principle__index { font: 500 12px var(--mono); color: var(--green); }
.principle__title { font: 600 20px/1.25 var(--sans); margin-top: 10px; letter-spacing: -0.01em; }
.principle p { font: 400 15px/1.55 var(--sans); color: var(--slate); margin: 10px 0 0; }
.cell-grid--two { margin-top: 0; }

.consultancy h2 { font: 700 34px/1.1 var(--sans); letter-spacing: -0.03em; margin: 16px 0 0; max-width: 600px; }
.consultancy p { font: 400 18px/1.65 var(--sans); color: var(--slate); margin: 18px 0 0; max-width: 620px; }
.consultancy p + p { margin-top: 14px; }
.consultancy__actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }

.cta--about h2 { font-size: 42px; }
.cta--about .cta__sub { max-width: 460px; }

/* ---------- thanks page ---------- */
.thanks-page { min-height: 100vh; display: flex; flex-direction: column; }
.confirm { flex: 1; display: flex; align-items: center; }
.confirm__inner { max-width: 640px; margin: 0 auto; padding: 80px 40px; text-align: center; }
.confirm__tile {
  width: 64px;
  height: 64px;
  margin: 0 auto;
  border-radius: 14px;
  background: var(--green-tint);
  display: flex;
  align-items: center;
  justify-content: center;
  font: 600 30px var(--mono);
  color: var(--green);
}
.confirm .eyebrow { display: block; margin-top: 28px; }
.confirm h1 {
  font: 700 52px/1.04 var(--sans);
  letter-spacing: -0.04em;
  margin: 16px 0 0;
}
.confirm h1 .accent { color: var(--green); }
.confirm__sub {
  font: 400 19px/1.55 var(--sans);
  color: var(--slate);
  margin: 22px auto 0;
  max-width: 500px;
}
.next-steps { text-align: left; }
.next-steps .cell { padding: 22px 20px; }
.next-steps .cell__index { font-size: 11px; }
.next-steps .cell__text { font: 600 15px/1.35 var(--sans); margin-top: 10px; }
.confirm__actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 36px; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .cell-grid { grid-template-columns: repeat(2, 1fr); }
  .cell-grid--two { grid-template-columns: repeat(2, 1fr); }
  .hero h1 { font-size: 46px; }
}

@media (max-width: 640px) {
  .container { padding: 0 22px; }
  .header__inner { height: 60px; }
  .header__nav { gap: 16px; }

  .hero__inner { padding: 44px 22px 48px; }
  .hero h1 { font-size: 34px; }
  .hero__sub { font-size: 17px; }

  .subscribe-form { flex-direction: column; }
  .subscribe-form button { width: 100%; padding: 14px 24px; }

  .section { padding: 44px 0; }
  .section__title { font-size: 28px; }
  .cell-grid, .cell-grid--two { grid-template-columns: 1fr; }

  .band__inner { padding: 44px 0; }
  .bio-grid, .founder-grid { grid-template-columns: 1fr; gap: 24px; }

  .cta__inner { padding: 56px 22px; }
  .cta h2 { font-size: 32px; }
  .cta--about h2 { font-size: 30px; }

  .about-hero__inner { padding: 44px 22px; }
  .about-hero h1 { font-size: 34px; }
  .narrow { padding: 44px 22px; }
  .principles__inner { padding: 44px 0; }
  .principles h2 { font-size: 26px; }
  .consultancy h2 { font-size: 26px; }

  .confirm__inner { padding: 48px 22px; }
  .confirm h1 { font-size: 36px; }

  .footer__inner { justify-content: center; text-align: center; }
  .footer__legal { text-align: center; }
}