/* ============================================================
   MizoBot — mizobot.com
   Warm near-black ground, serif display, mono micro-labels,
   one signal-orange accent. Nothing else.
   ============================================================ */

:root {
  --ink:        #0B0A09;
  --ink-2:      #100F0D;
  --ink-3:      #161512;
  --cream:      #EDE7DB;
  --cream-70:   rgba(237, 231, 219, 0.70);
  --cream-52:   rgba(237, 231, 219, 0.52);
  --cream-34:   rgba(237, 231, 219, 0.34);
  --line:       rgba(237, 231, 219, 0.11);
  --line-soft:  rgba(237, 231, 219, 0.06);
  --accent:     #FF5A1F;
  --accent-dim: rgba(255, 90, 31, 0.14);

  --serif: "Instrument Serif", Georgia, "Times New Roman", serif;
  --sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --mono:  "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --shell: 1120px;
  --pad: clamp(20px, 5vw, 40px);
  --gap: clamp(56px, 9vw, 120px);
  --r: 12px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 90px; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--ink);
  color: var(--cream);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { margin: 0; font-weight: 400; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }

::selection { background: var(--accent); color: #0B0A09; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--accent); color: #0B0A09;
  padding: 12px 18px; font: 500 13px/1 var(--mono);
}
.skip:focus { left: 12px; top: 12px; }

/* ── Layout ───────────────────────────────────────────── */

.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--pad);
}
.shell--narrow { max-width: 780px; }

/* Hairline rails, borrowed rhythm — decorative only */
.rails { position: fixed; inset: 0; pointer-events: none; z-index: 0; }
.rails span {
  position: absolute; top: 0; bottom: 0; width: 1px;
  background: var(--line-soft);
}
.rails span:first-child { left: max(var(--pad), calc(50% - var(--shell) / 2)); }
.rails span:last-child  { right: max(var(--pad), calc(50% - var(--shell) / 2)); }
@media (max-width: 900px) { .rails { display: none; } }

main, .nav, .foot { position: relative; z-index: 1; }

/* ── Type primitives ──────────────────────────────────── */

.eyebrow {
  font: 500 11px/1 var(--mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

.sec__h, .hero__h, .cta__h {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 0.98;
}
.sec__h em, .hero__h em, .cta__h em {
  font-style: italic;
  color: var(--accent);
}

/* ── Buttons ──────────────────────────────────────────── */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font: 500 12px/1 var(--mono);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  padding: 13px 20px;
  border-radius: 8px;
  border: 1px solid transparent;
  white-space: nowrap;
  transition: background .18s ease, border-color .18s ease, color .18s ease, transform .18s ease;
}
.btn--solid { background: var(--accent); color: #0B0A09; }
.btn--solid:hover { background: #FF7038; transform: translateY(-1px); }
.btn--ghost { border-color: var(--line); color: var(--cream); }
.btn--ghost:hover { border-color: var(--cream-34); background: rgba(237,231,219,0.04); transform: translateY(-1px); }
.btn--lg { padding: 16px 26px; font-size: 12.5px; }

/* ── Nav ──────────────────────────────────────────────── */

.nav {
  position: sticky; top: 0; z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background .25s ease, border-color .25s ease, backdrop-filter .25s ease;
}
.nav.is-stuck {
  background: rgba(11, 10, 9, 0.82);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom-color: var(--line);
}
.nav__in { display: flex; align-items: center; gap: 28px; height: 72px; }

.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand__mark {
  width: 12px; height: 12px; border-radius: 3px;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-dim);
}
.brand__word {
  font: 500 14px/1 var(--mono);
  letter-spacing: 0.18em;
}

.nav__links { display: flex; gap: 28px; margin-left: auto; }
.nav__links a {
  font-size: 14px; color: var(--cream-70);
  transition: color .18s ease;
}
.nav__links a:hover { color: var(--cream); }

.nav__cta { display: flex; gap: 10px; }

.burger {
  display: none; margin-left: auto;
  width: 40px; height: 40px; padding: 0;
  background: none; border: 1px solid var(--line); border-radius: 8px;
  cursor: pointer;
  flex-direction: column; align-items: center; justify-content: center; gap: 5px;
}
.burger span {
  display: block; width: 16px; height: 1.5px; background: var(--cream);
  transition: transform .22s ease, opacity .22s ease;
}
.burger[aria-expanded="true"] span:first-child { transform: translateY(3.25px) rotate(45deg); }
.burger[aria-expanded="true"] span:last-child  { transform: translateY(-3.25px) rotate(-45deg); }

.menu[hidden] { display: none; }
.menu {
  border-top: 1px solid var(--line);
  background: rgba(11, 10, 9, 0.96);
  backdrop-filter: blur(14px);
  padding: 12px var(--pad) 22px;
  display: flex; flex-direction: column; gap: 2px;
}
.menu a {
  padding: 13px 0;
  font-size: 15px;
  color: var(--cream-70);
  border-bottom: 1px solid var(--line-soft);
}
.menu a:last-child { border-bottom: 0; }
.menu__cta {
  margin-top: 14px; text-align: center;
  background: var(--accent); color: #0B0A09 !important;
  border-radius: 8px; border-bottom: 0 !important;
  font: 500 12px/1 var(--mono); letter-spacing: 0.09em; text-transform: uppercase;
  padding: 15px 0 !important;
}

@media (max-width: 860px) {
  .nav__links, .nav__cta { display: none; }
  .burger { display: flex; }
}

/* ── Hero ─────────────────────────────────────────────── */

.hero {
  padding-top: clamp(64px, 12vw, 132px);
  padding-bottom: clamp(56px, 9vw, 104px);
}
.hero__h {
  font-size: clamp(2.9rem, 8.4vw, 6.4rem);
  margin-bottom: 30px;
  max-width: 16ch;
}
.hero__p {
  max-width: 60ch;
  font-size: clamp(15px, 1.55vw, 17.5px);
  color: var(--cream-70);
  line-height: 1.62;
  margin-bottom: 38px;
}
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; }
.hero__ticks {
  display: flex; flex-wrap: wrap; gap: 12px 30px;
  margin-top: 44px; padding-top: 28px;
  border-top: 1px solid var(--line);
}
.hero__ticks li {
  position: relative; padding-left: 20px;
  font-size: 13.5px; color: var(--cream-52);
}
.hero__ticks li::before {
  content: ""; position: absolute; left: 0; top: 8px;
  width: 7px; height: 7px; border-radius: 2px;
  background: var(--accent);
}

/* ── Marquee ──────────────────────────────────────────── */

.marq {
  border-block: 1px solid var(--line);
  padding: 26px 0 28px;
  background: var(--ink-2);
  overflow: hidden;
}
.marq__label {
  text-align: center;
  font: 400 10.5px/1 var(--mono);
  letter-spacing: 0.19em; text-transform: uppercase;
  color: var(--cream-34);
  margin-bottom: 20px;
}
.marq__track { display: flex; width: max-content; }
.marq__row {
  display: flex; align-items: center; gap: 22px;
  padding-right: 22px;
  animation: slide 46s linear infinite;
  font: 400 13px/1 var(--mono);
  letter-spacing: 0.15em;
  color: var(--cream-52);
  white-space: nowrap;
}
.marq__row i { color: var(--accent); font-style: normal; }
@keyframes slide { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) {
  .marq__row { animation: none; }
  .marq__track { width: 100%; overflow-x: auto; }
}

/* ── Sections ─────────────────────────────────────────── */

.sec { padding: var(--gap) 0; }
.sec--alt {
  background: var(--ink-2);
  border-block: 1px solid var(--line);
}
.sec__h {
  font-size: clamp(2.1rem, 5vw, 3.6rem);
  max-width: 20ch;
  margin-bottom: clamp(38px, 5vw, 58px);
}

/* Steps */
.steps { display: grid; gap: 1px; background: var(--line); border-block: 1px solid var(--line); }
.step {
  background: var(--ink-2);
  display: grid; grid-template-columns: 76px 1fr;
  gap: 20px; padding: 30px 4px;
  align-items: start;
}
.step__n {
  font: 500 12px/1 var(--mono);
  letter-spacing: 0.14em;
  color: var(--accent);
  padding-top: 6px;
}
.step h3 {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}
.step p { font-size: 15px; color: var(--cream-52); max-width: 62ch; }
@media (max-width: 620px) {
  .step { grid-template-columns: 1fr; gap: 10px; }
  .step__n { padding-top: 0; }
}

/* Tags */
.tags {
  display: grid;
  /* 300px min → 3 across on desktop, so 6 tags land as two clean rows. */
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
}
.tag { background: var(--ink); padding: 26px 24px 28px; transition: background .2s ease; }
.sec--alt .tag { background: var(--ink-2); }
.tag:hover { background: var(--ink-3); }
.tag h3 {
  font: 500 12px/1 var(--mono);
  letter-spacing: 0.12em; text-transform: uppercase;
  margin-bottom: 12px;
}
.tag p { font-size: 14px; color: var(--cream-52); line-height: 1.58; }

/* ── CTA ──────────────────────────────────────────────── */

.cta {
  padding: clamp(72px, 11vw, 132px) 0;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(760px 320px at 50% 0%, rgba(255, 90, 31, 0.10), transparent 70%),
    var(--ink);
}
.cta__in { text-align: center; }
.cta__h {
  font-size: clamp(2.2rem, 6vw, 4rem);
  margin-bottom: 20px;
}
.cta__p {
  color: var(--cream-52);
  font-size: 16px;
  max-width: 52ch;
  margin: 0 auto 34px;
}
.cta__btns { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }

/* ── Footer ───────────────────────────────────────────── */

.foot {
  border-top: 1px solid var(--line);
  background: var(--ink-2);
  padding: 40px 0;
}
.foot__in {
  display: flex; flex-wrap: wrap; align-items: center;
  gap: 16px 28px;
}
.foot__line { font-size: 13.5px; color: var(--cream-34); }
.foot__links { display: flex; gap: 22px; margin-left: auto; }
.foot__links a {
  font: 400 11px/1 var(--mono);
  letter-spacing: 0.13em; text-transform: uppercase;
  color: var(--cream-52); transition: color .18s ease;
}
.foot__links a:hover { color: var(--accent); }
.foot__copy { font: 400 11px/1 var(--mono); letter-spacing: 0.12em; color: var(--cream-34); }
@media (max-width: 620px) {
  .foot__links { margin-left: 0; }
}

/* ── Reveal ───────────────────────────────────────────── */

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .6s cubic-bezier(.22,.61,.36,1), transform .6s cubic-bezier(.22,.61,.36,1);
}
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}