/* futodi.com. Tokens follow personal-os/os-inputs/brands/futodi.md. */

@font-face {
  font-family: "Space Grotesk";
  src: url("/fonts/space-grotesk-latin.woff2") format("woff2");
  font-weight: 300 700;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Space Grotesk";
  src: url("/fonts/space-grotesk-latin-ext.woff2") format("woff2");
  font-weight: 300 700;
  font-display: swap;
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("/fonts/jetbrains-mono-latin-400.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("/fonts/jetbrains-mono-latin-ext-400.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("/fonts/jetbrains-mono-latin-500.woff2") format("woff2");
  font-weight: 500;
  font-display: swap;
}

:root {
  --surface: #F2F1EC;
  --surface-alt: #E7E5DD;
  --surface-dark: #0E0E0C;
  --ink: #0E0E0C;
  --ink-muted: #5D5B54;
  --ink-on-dark: #F2F1EC;
  --muted-on-dark: #8C8A82;
  --rule: #CFCCC1;
  --rule-dark: #2A2A27;
  --accent: #C8FF3D;

  --gutter: clamp(16px, 4vw, 56px);
  --sans: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  font: 400 18px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -0.02em; line-height: 1.1; }
p { margin: 0; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--ink-muted); }
:focus-visible { outline: 2px solid currentColor; outline-offset: 3px; }
.mono { font-family: var(--mono); font-size: 13px; letter-spacing: 0.02em; }
.small { font-size: 13px; }
.muted-dark { color: var(--muted-on-dark); }

.skip { position: absolute; left: -9999px; top: 0; background: var(--accent); color: var(--ink); padding: 8px 12px; z-index: 20; }
.skip:focus { left: 8px; top: 8px; }

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 32px;
  padding: 14px var(--gutter);
  background: var(--surface);
  border-bottom: 1px solid var(--rule);
}
.wordmark { display: inline-flex; align-items: baseline; gap: 5px; text-decoration: none; font-weight: 700; font-size: 24px; letter-spacing: -0.04em; line-height: 1; }
.wordmark i { width: 9px; height: 9px; background: var(--accent); display: inline-block; box-shadow: 0 0 0 1px var(--ink) inset; }
.topnav { display: flex; gap: 28px; margin-left: auto; font-size: 15px; }
.topnav a { text-decoration: none; }
.topnav a:hover { text-decoration: underline; }
.lang { font-family: var(--mono); font-size: 13px; text-decoration: none; border: 1px solid var(--ink); padding: 4px 9px; }
.lang:hover { background: var(--ink); color: var(--surface); }
@media (max-width: 760px) {
  .topnav { display: none; }
  .lang { margin-left: auto; }
}

/* ---------- bands ---------- */
.band-dark { background: var(--surface-dark); color: var(--ink-on-dark); }
.band-dark a:hover { text-decoration-color: var(--accent); }

/* ---------- hero ---------- */
.hero { padding: 0 var(--gutter); min-height: calc(100svh - 53px); display: flex; flex-direction: column; }
.hero-grid { flex: 1; }
.hero-bar {
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  padding: 16px 0; border-bottom: 1px solid var(--rule-dark); color: var(--muted-on-dark);
}
.dot { display: inline-block; width: 8px; height: 8px; background: var(--accent); margin-right: 10px; vertical-align: 1px; }
.stamp { color: var(--ink-on-dark); font-variant-numeric: tabular-nums; }
.hero-grid {
  display: grid; grid-template-columns: 7fr 5fr; gap: clamp(24px, 4vw, 64px); align-items: end;
  padding: clamp(40px, 7vw, 96px) 0 clamp(40px, 6vw, 80px);
}
.expansion {
  display: flex; flex-direction: column;
  font-size: clamp(44px, 7.4vw, 136px); line-height: 0.92; letter-spacing: -0.045em; font-weight: 600;
  color: #4A4944;
}
.expansion b { color: var(--ink-on-dark); font-weight: 700; }
.hero-copy { display: flex; flex-direction: column; gap: 22px; padding-bottom: 6px; }
.hero h1 { font-size: clamp(28px, 2.6vw, 40px); }
.lead { color: #C9C7BF; font-size: 18px; max-width: 46ch; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 20px;
  font: 500 15px/1 var(--sans); text-decoration: none; cursor: pointer; border: 1px solid transparent; background: none; color: inherit;
}
.btn-lime { background: var(--accent); color: var(--ink); border-color: var(--accent); }
.btn-lime:hover { background: var(--ink-on-dark); border-color: var(--ink-on-dark); }
.btn-ghost { border-color: currentColor; }
.btn-ghost:hover { background: var(--ink-on-dark); color: var(--ink); border-color: var(--ink-on-dark); }
.hero-index {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--rule-dark);
}
.hero-index li { border-bottom: 1px solid var(--rule-dark); }
.hero-index li:not(:nth-child(4n)) { border-right: 1px solid var(--rule-dark); }
.hero-index a { display: flex; gap: 12px; padding: 14px 14px 14px 0; text-decoration: none; color: #C9C7BF; }
.hero-index li:not(:nth-child(4n+1)) a { padding-left: 14px; }
.hero-index a span { color: var(--muted-on-dark); }
.hero-index a:hover { color: var(--ink); background: var(--accent); }
.hero-index a:hover span { color: var(--ink); }
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-index { grid-template-columns: repeat(2, 1fr); }
  .hero-index li { border-right: 0 !important; }
  .hero-index li:nth-child(odd) { border-right: 1px solid var(--rule-dark) !important; }
  .hero-index li a { padding-left: 0 !important; }
  .hero-index li:nth-child(even) a { padding-left: 14px !important; }
}
@media (max-width: 520px) {
  .hero-index { grid-template-columns: 1fr; }
  .hero-index li:nth-child(odd) { border-right: 0 !important; }
  .hero-index li:nth-child(even) a { padding-left: 0 !important; }
}

/* ---------- sections ---------- */
.sec { padding: clamp(56px, 8vw, 112px) var(--gutter); border-top: 1px solid var(--rule); }
.sec-alt { background: var(--surface-alt); }
.sec-head {
  display: grid; grid-template-columns: minmax(160px, 3fr) 9fr; gap: 24px;
  margin-bottom: clamp(32px, 4vw, 56px);
}
.sec-label { color: var(--ink-muted); text-transform: uppercase; padding-top: 10px; }
.sec-label span { display: inline-block; background: var(--ink); color: var(--surface); padding: 2px 6px; margin-right: 6px; }
.band-dark .sec-label { color: var(--muted-on-dark); }
.band-dark .sec-label span { background: var(--accent); color: var(--ink); }
.sec h2, .legal h1 { font-size: clamp(32px, 4.4vw, 64px); letter-spacing: -0.035em; max-width: 20ch; }
.sec-intro { margin-top: 18px; color: var(--ink-muted); font-size: 19px; max-width: 58ch; }
.band-dark .sec-intro { color: #C9C7BF; }
.sec > :not(.sec-head) { margin-left: calc((100% - 24px) * 0.25 + 24px); }
@media (max-width: 860px) {
  .sec-head { grid-template-columns: 1fr; gap: 12px; }
  .sec-label { padding-top: 0; }
  .sec > :not(.sec-head) { margin-left: 0; }
}

/* ---------- services ---------- */
.hint { color: var(--ink-muted); margin-bottom: 10px; }
.svc { border-top: 1px solid var(--rule); }
.svc:last-child { border-bottom: 1px solid var(--rule); }
.svc summary {
  list-style: none; cursor: pointer;
  display: grid; grid-template-columns: 48px minmax(180px, 1.1fr) 2fr 28px; gap: 20px; align-items: baseline;
  padding: 22px 12px 22px 0; position: relative;
}
.svc summary::-webkit-details-marker { display: none; }
.svc summary:hover { background: var(--surface-alt); }
.svc summary::before { content: ""; position: absolute; left: -12px; top: 0; bottom: 0; width: 4px; background: transparent; }
.svc[open] summary::before, .svc summary:hover::before { background: var(--accent); box-shadow: 0 0 0 1px var(--ink) inset; }
.svc-n { color: var(--ink-muted); }
.svc-title { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; line-height: 1.2; }
.svc-sum { color: var(--ink-muted); }
.svc-toggle { width: 16px; height: 16px; position: relative; align-self: center; justify-self: end; }
.svc-toggle::before, .svc-toggle::after { content: ""; position: absolute; left: 0; top: 7px; width: 16px; height: 2px; background: var(--ink); transition: transform .2s; }
.svc-toggle::after { transform: rotate(90deg); }
.svc[open] .svc-toggle::after { transform: rotate(0deg); }
.svc-body {
  display: grid; grid-template-columns: 1.1fr 1fr 1fr; gap: 28px;
  padding: 4px 12px 30px 68px;
}
.svc-body ul { margin: 0; padding: 0; list-style: none; }
.svc-body li { padding: 5px 0 5px 18px; position: relative; }
.svc-body li::before { content: ""; position: absolute; left: 0; top: 15px; width: 8px; height: 2px; background: var(--ink); }
.mini { color: var(--ink-muted); text-transform: uppercase; margin-bottom: 8px; font-size: 12px; }
@media (max-width: 860px) {
  .svc summary { grid-template-columns: 36px 1fr 20px; gap: 6px 12px; }
  .svc-sum { grid-column: 2 / 3; grid-row: 2; font-size: 16px; }
  .svc-toggle { grid-column: 3; grid-row: 1; }
  .svc-body { grid-template-columns: 1fr; padding-left: 48px; gap: 18px; }
}

/* ---------- process ---------- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 2px solid var(--ink); }
.step { padding: 22px 24px 8px 0; position: relative; }
.step + .step { padding-left: 24px; border-left: 1px solid var(--rule); }
.step-n { display: inline-block; background: var(--accent); color: var(--ink); padding: 3px 7px; box-shadow: 0 0 0 1px var(--ink) inset; margin-bottom: 18px; }
.step h3 { font-size: 22px; margin-bottom: 10px; }
.step p { color: var(--ink-muted); }
@media (max-width: 960px) {
  .steps { grid-template-columns: 1fr 1fr; }
  .step:nth-child(3) { padding-left: 0; border-left: 0; }
  .step:nth-child(n+3) { border-top: 1px solid var(--rule); }
}
@media (max-width: 560px) {
  .steps { grid-template-columns: 1fr; }
  .step, .step + .step { padding-left: 0; border-left: 0; }
  .step + .step { border-top: 1px solid var(--rule); }
}

/* ---------- principles ---------- */
.principles { margin: 0; }
.pr-row { display: grid; grid-template-columns: minmax(200px, 1fr) 2fr; gap: 24px; padding: 20px 0; border-top: 1px solid var(--rule); }
.pr-row:last-child { border-bottom: 1px solid var(--rule); }
.pr-row dt { font-weight: 600; font-size: 20px; letter-spacing: -0.01em; }
.pr-row dd { margin: 0; color: var(--ink-muted); max-width: 60ch; }
@media (max-width: 640px) { .pr-row { grid-template-columns: 1fr; gap: 6px; } }

/* ---------- products ---------- */
.products { width: 100%; border-collapse: collapse; text-align: left; }
.products th, .products td { padding: 18px 16px 18px 0; border-top: 1px solid var(--rule); vertical-align: baseline; }
.products tbody tr:last-child > * { border-bottom: 1px solid var(--rule); }
.products thead th { color: var(--ink-muted); font-weight: 400; text-transform: uppercase; font-size: 12px; border-top: 2px solid var(--ink); }
.products tbody th { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; white-space: nowrap; }
.products td:nth-child(2) { color: var(--ink-muted); }
.pill { display: inline-block; padding: 3px 8px; border: 1px solid var(--ink); white-space: nowrap; font-size: 12px; }
.pill-live { background: var(--accent); }
@media (max-width: 720px) {
  .products thead { display: none; }
  .products, .products tbody, .products tr, .products th, .products td { display: block; }
  .products tr { border-top: 1px solid var(--rule); padding: 16px 0; }
  .products th, .products td { border: 0 !important; padding: 3px 0; }
  .products tbody tr:last-child { border-bottom: 1px solid var(--rule); }
}

/* ---------- who ---------- */
.who p:first-child { font-size: clamp(20px, 2vw, 26px); line-height: 1.4; max-width: 44ch; letter-spacing: -0.01em; }
.who .mono { margin-top: 18px; }

/* ---------- contact ---------- */
.contact { border-top: 0; }
.contact-mail { display: flex; flex-direction: column; align-items: flex-start; gap: 16px; }
.mail {
  font-size: clamp(32px, 6.4vw, 104px); font-weight: 600; letter-spacing: -0.045em; line-height: 1;
  text-decoration: none; border-bottom: 4px solid var(--accent); padding-bottom: 6px; word-break: break-all;
}
.mail:hover { background: var(--accent); color: var(--ink); }
.copy { min-height: 40px; font-family: var(--mono); font-size: 13px; }
.copy.is-done { background: var(--accent); color: var(--ink); border-color: var(--accent); }

/* ---------- footer ---------- */
.footer { background: var(--surface-alt); border-top: 1px solid var(--rule); padding: 36px var(--gutter) 40px; display: grid; gap: 22px; }
.footer-row { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 12px 32px; }
.footer .mono { color: var(--ink-muted); }
.footer a:hover { color: var(--ink); }

/* ---------- legal ---------- */
.legal { padding: clamp(48px, 7vw, 96px) var(--gutter); }
.legal .sec-head p.mono { color: var(--ink-muted); margin-top: 14px; }
.legal-body { margin-left: calc((100% - 24px) * 0.25 + 24px); max-width: 74ch; }
.legal-sec { padding: 26px 0; border-top: 1px solid var(--rule); }
.legal-sec h2 { font-size: 24px; margin-bottom: 12px; }
.legal-sec h2 .mono { color: var(--ink-muted); font-size: 13px; vertical-align: 4px; margin-right: 6px; }
.legal-sec p + p { margin-top: 10px; }
.legal-sec ul { margin: 0; padding-left: 20px; }
.legal-sec li + li { margin-top: 6px; }
.legal-sec table { width: 100%; border-collapse: collapse; margin: 6px 0 14px; font-size: 16px; }
.legal-sec th, .legal-sec td { text-align: left; padding: 10px 12px 10px 0; border-top: 1px solid var(--rule); vertical-align: top; }
.legal-sec th { font-family: var(--mono); font-size: 12px; font-weight: 400; text-transform: uppercase; color: var(--ink-muted); border-top: 2px solid var(--ink); }
.legal-body > p.mono { margin-top: 28px; }
@media (max-width: 860px) { .legal-body { margin-left: 0; } }

/* ---------- 404 ---------- */
.nf { min-height: 100vh; padding: 40px var(--gutter); display: flex; flex-direction: column; justify-content: center; gap: 24px; }
.nf .wordmark { color: var(--ink-on-dark); }
.nf h1 { font-size: clamp(36px, 6vw, 88px); max-width: 16ch; letter-spacing: -0.04em; }
.nf h1 span { display: block; color: var(--muted-on-dark); }
.nf .btn-ghost:hover { color: var(--ink); }