/* ModuMaint marketing site — "Signal" design: graphite ink, lime signal, warm paper.
   Layout: the product's own instrument language — a gauge mark, readouts, lime "OK" signals — wrapped around real portal and app screens. */
:root {
  --paper: #f3f3ec;
  --paper-2: #ebebe2;
  --surface: #ffffff;
  --ink: #202524;
  --ink-2: #191e1c;
  --muted: #626a65;
  --line: #dce0d8;
  --lime: #c8ee5a;
  --lime-ink: #151a17;
  --link: #49651b;
  --coral: #f26b5b;
  --on-ink: #f3f3ec;
  --on-ink-muted: #b8c0b9;
  --ink-line: #39423b;
  --shadow: 0 1px 0 rgba(32,37,36,.04), 0 24px 48px -24px rgba(32,37,36,.35);
  --display: "Manrope", "Segoe UI", system-ui, sans-serif;
  --body: "Figtree", "Segoe UI", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Menlo, Consolas, monospace;
  --r: 14px;
  --max: 1200px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #151917; --paper-2: #1b201e; --surface: #202524; --ink: #eef0e8; --ink-2: #0f1211;
    --muted: #a3aba5; --line: #333b37; --link: #c8ee5a; --on-ink: #eef0e8; --on-ink-muted: #a3aba5; --ink-line: #333b37;
    --shadow: 0 1px 0 rgba(0,0,0,.3), 0 24px 48px -24px rgba(0,0,0,.8);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #151917; --paper-2: #1b201e; --surface: #202524; --ink: #eef0e8; --ink-2: #0f1211;
  --muted: #a3aba5; --line: #333b37; --link: #c8ee5a; --on-ink: #eef0e8; --on-ink-muted: #a3aba5; --ink-line: #333b37;
  --shadow: 0 1px 0 rgba(0,0,0,.3), 0 24px 48px -24px rgba(0,0,0,.8);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 1.0625rem/1.6 var(--body); -webkit-font-smoothing: antialiased; }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 30; background: var(--paper); }
a { color: var(--link); }
img { max-width: 100%; display: block; }
:focus-visible { outline: 3px solid var(--lime); outline-offset: 2px; border-radius: 6px; }
.wrap { max-width: var(--max); margin: 0 auto; padding-left: max(20px, env(safe-area-inset-left, 0px)); padding-right: max(20px, env(safe-area-inset-right, 0px)); }
h1, h2, h3 { font-family: var(--display); letter-spacing: -.035em; text-wrap: balance; margin: 0; }
h1 { font-weight: 800; line-height: 1; }
h2 { font-size: clamp(2rem, 4.2vw, 3.2rem); font-weight: 800; line-height: 1.04; }
h3 { font-size: 1.2rem; font-weight: 750; letter-spacing: -.02em; line-height: 1.25; }
p { margin: 0; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font: 600 .74rem/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 2px; background: var(--lime); box-shadow: 0 0 0 1px rgba(32,37,36,.25) inset; }
.lede { color: var(--muted); font-size: 1.15rem; max-width: 58ch; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: 700 1rem/1 var(--body); text-decoration: none; border-radius: 10px; padding: 15px 22px; border: 1px solid transparent; cursor: pointer; white-space: nowrap; transition: transform .15s ease, filter .15s ease, border-color .15s ease; }
.btn:active { transform: translateY(1px); }
.btn-lime { background: var(--lime); color: var(--lime-ink); }
.btn-lime:hover { filter: brightness(.94); }
.btn-line { border-color: var(--line); color: var(--ink); background: transparent; }
.btn-line:hover { border-color: var(--ink); }
.btn-sm { padding: 10px 14px; font-size: .9rem; }
.btn svg { width: 18px; height: 18px; }

/* Language suggestion bar */
.lang-suggest { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 10px 14px; padding: 10px max(20px, env(safe-area-inset-right, 0px)) 10px max(20px, env(safe-area-inset-left, 0px)); background: var(--ink); color: var(--on-ink); font-size: .94rem; }
:root[data-theme="dark"] .lang-suggest { background: var(--ink-2); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .lang-suggest { background: var(--ink-2); } }
.lang-suggest-x { background: none; border: 0; color: var(--on-ink-muted); font-size: 1.4rem; line-height: 1; cursor: pointer; padding: 4px 8px; }

/* Header */
header.top { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; background: color-mix(in srgb, var(--paper) 90%, transparent); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; gap: 24px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font: 400 1.35rem/1 var(--display); letter-spacing: -.045em; }
.brand strong { font-weight: 800; }
.brand .mark { width: 34px; height: 34px; flex: none; }
.mark .ring, .mark .needle { stroke: var(--ink); }
.mark .hub { fill: var(--ink); }
nav.links { display: flex; gap: 24px; margin-left: 10px; }
nav.links a { text-decoration: none; color: var(--muted); font-weight: 600; font-size: .95rem; }
nav.links a:hover { color: var(--ink); }
.top-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.lang { font: 600 .78rem/1 var(--mono); color: var(--ink); background-color: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 9px 28px 9px 10px; cursor: pointer; appearance: none; -webkit-appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 14px) 52%, calc(100% - 9px) 52%; background-size: 5px 5px; background-repeat: no-repeat; }

/* Hero */
.hero { padding-block: clamp(36px, 6vw, 80px) 0; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 36px; }
.hero-copy { display: grid; gap: 22px; max-width: 880px; }
.hero h1 { font-size: clamp(2.5rem, 5.4vw, 4.6rem); max-width: 17ch; }
.hero h1 mark { background: none; color: inherit; box-shadow: inset 0 -.22em 0 var(--lime); padding-inline: .04em; -webkit-box-decoration-break: clone; box-decoration-break: clone; }
:root[data-theme="dark"] .hero h1 mark { color: var(--lime); box-shadow: none; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .hero h1 mark { color: var(--lime); box-shadow: none; } }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px; }
.launch-meta { display: flex; flex-wrap: wrap; gap: 10px 24px; align-items: center; }
.countdown { display: flex; gap: 6px; }
.cd { min-width: 64px; padding: 8px 10px 6px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.cd strong { display: block; font: 600 1.5rem/1 var(--mono); font-variant-numeric: tabular-nums; }
.cd span { font: 500 .64rem/1.6 var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.launch-note { font-size: .92rem; color: var(--muted); max-width: 34ch; }
.launch-note b { color: var(--ink); }

.stage { position: relative; margin-top: 8px; padding-bottom: 40px; }
.browser { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow); overflow: hidden; }
.browser-bar { display: flex; align-items: center; gap: 8px; height: 38px; padding: 0 14px; border-bottom: 1px solid var(--line); background: var(--paper-2); }
.browser-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--line); }
.browser-bar span { margin-left: 12px; font: 500 .74rem/1 var(--mono); color: var(--muted); background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: 5px 10px; }
.browser img { width: 100%; height: auto; aspect-ratio: 1440 / 900; object-fit: cover; object-position: top left; }
.phone { position: absolute; right: clamp(-10px, 2vw, 40px); bottom: 0; width: clamp(150px, 21vw, 270px); padding: 8px; background: #111513; border-radius: 34px; box-shadow: var(--shadow); }
.phone img { border-radius: 27px; width: 100%; height: auto; display: block; }
.readout { position: absolute; left: clamp(-12px, -1vw, 0px); bottom: 0; border: 2px solid var(--lime); display: grid; gap: 4px; padding: 14px 16px; background: var(--ink); color: var(--on-ink); border-radius: 12px; box-shadow: var(--shadow); max-width: 250px; }
:root[data-theme="dark"] .readout { background: var(--ink-2); border: 1px solid var(--line); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .readout { background: var(--ink-2); border: 1px solid var(--line); } }
.readout small { font: 600 .66rem/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--on-ink-muted); }
.readout strong { font: 800 1.05rem/1.25 var(--display); letter-spacing: -.02em; }
.readout .ok { display: inline-flex; align-items: center; gap: 6px; font: 600 .74rem/1 var(--mono); color: var(--lime); margin-top: 4px; }
.readout .ok::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--lime); }

/* Sections */
section { padding-block: clamp(64px, 9vw, 120px); }
.sec-head { display: grid; gap: 16px; margin-bottom: clamp(36px, 5vw, 60px); max-width: 820px; }
.band { background: var(--surface); border-block: 1px solid var(--line); }
.dark { background: var(--ink); color: var(--on-ink); }
:root[data-theme="dark"] .dark { background: var(--ink-2); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .dark { background: var(--ink-2); } }
.dark .lede, .dark p { color: var(--on-ink-muted); }
.dark .eyebrow { color: var(--on-ink-muted); }
.dark a { color: var(--lime); }

/* Proof strip */
.proof { padding-block: 28px; border-block: 1px solid var(--line); background: var(--surface); }
.proof .wrap { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.proof div { display: grid; gap: 2px; }
.proof strong { font: 800 1.9rem/1.05 var(--display); letter-spacing: -.04em; }
.proof span { color: var(--muted); font-size: .9rem; }

.segs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.segs article { display: grid; gap: 10px; align-content: start; padding: 24px 22px 26px; border-radius: var(--r); background: var(--surface); border: 1px solid var(--line); }
.segs .seg-k { font: 600 .74rem/1 var(--mono); color: var(--muted); }
.segs p { color: var(--muted); font-size: .95rem; }
.band .aud article { background: var(--paper); }

/* Audiences */
.aud { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.aud article { display: grid; gap: 14px; align-content: start; padding: 28px; border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); }
.aud .who { font: 600 .74rem/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.aud h3 { font-size: 1.45rem; }
.aud ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.aud li { position: relative; padding-left: 28px; color: var(--muted); }
.aud li::before { content: ""; position: absolute; left: 0; top: .32em; width: 16px; height: 16px; border-radius: 5px; background: var(--lime) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='m4 8.5 2.5 2.5L12 5.5' fill='none' stroke='%23151a17' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat; }
.aud li b { color: var(--ink); font-weight: 650; }

/* Flow */
.flow { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; counter-reset: s; }
.flow li { position: relative; padding: 30px 24px 0 0; border-top: 2px solid var(--on-ink-muted); counter-increment: s; display: grid; gap: 8px; align-content: start; }
.flow li:last-child { border-top-color: var(--lime); }
.flow li::before { content: counter(s, decimal-leading-zero); position: absolute; top: -13px; left: 0; padding-right: 10px; font: 600 .78rem/24px var(--mono); color: var(--lime); background: inherit; }
.dark .flow li::before { background: var(--ink); }
:root[data-theme="dark"] .dark .flow li::before { background: var(--ink-2); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .dark .flow li::before { background: var(--ink-2); } }
.flow .time { font: 500 .74rem/1.4 var(--mono); color: var(--on-ink); opacity: .8; }

/* Showcase */
.tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }
.tab { font: 650 .92rem/1 var(--body); padding: 11px 15px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer; }
.tab[aria-selected="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.show { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); gap: 28px; align-items: center; }
.show-copy { display: grid; gap: 14px; }
.show-copy h3 { font-size: 1.7rem; }
.show-copy p { color: var(--muted); }
.show-copy ul { margin: 0; padding-left: 18px; color: var(--muted); display: grid; gap: 6px; }

/* App */
.app-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 80px); align-items: center; }
.phones { display: flex; gap: 18px; justify-content: center; align-items: flex-end; }
.phones .phone { position: static; width: min(46%, 260px); }
.phones .phone:nth-child(2) { transform: translateY(-36px); }
.feat-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px 28px; margin-top: 30px; }
.feat-list div { display: grid; gap: 4px; }
.feat-list strong { font: 750 1rem/1.3 var(--display); color: var(--on-ink); }
.feat-list p { font-size: .94rem; }
.stores { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 30px; }
.store { display: inline-flex; align-items: center; gap: 10px; padding: 10px 16px; border-radius: 10px; border: 1px solid var(--ink-line); color: var(--on-ink); font-size: .85rem; line-height: 1.2; }
.store b { display: block; font-size: 1rem; }
.store svg { width: 22px; height: 22px; }
.soon { font: 600 .68rem/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; padding: 6px 8px; border-radius: 6px; background: var(--lime); color: var(--lime-ink); }

/* Feature grid */
.features { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.feature { background: var(--surface); padding: 28px 26px; display: grid; gap: 10px; align-content: start; }
.feature .ico { width: 30px; height: 30px; color: var(--ink); }
.feature .ico .acc { stroke: var(--link); }
.feature p { color: var(--muted); font-size: .96rem; }

/* AI */
.ai { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 64px); align-items: center; }
.chat { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow); padding: 22px; display: grid; gap: 14px; }
.bubble { max-width: 88%; padding: 12px 15px; border-radius: 14px; font-size: .96rem; line-height: 1.5; }
.bubble.q { justify-self: end; background: var(--ink); color: var(--paper); border-bottom-right-radius: 4px; }
.bubble.a { background: var(--paper-2); border-bottom-left-radius: 4px; }
.bubble.a ul { margin: 6px 0 0; padding-left: 18px; }
.bubble .src { display: block; margin-top: 8px; font: 500 .72rem/1.3 var(--mono); color: var(--muted); }

/* Plans */
.plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.plan { border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); padding: 28px 26px; display: grid; gap: 16px; align-content: start; }
.plan.pick { border: 2px solid var(--ink); position: relative; }
.plan .tag { position: absolute; top: -12px; left: 24px; font: 600 .68rem/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; padding: 6px 8px; border-radius: 6px; background: var(--lime); color: var(--lime-ink); }
.plan .limits { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.plan .limits div { border-top: 1px solid var(--line); padding-top: 10px; }
.plan .limits strong { display: block; font: 800 2rem/1 var(--display); letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.plan .limits span { font-size: .82rem; color: var(--muted); }
.plan p { color: var(--muted); font-size: .96rem; }
.plan .price { font: 600 .8rem/1.3 var(--mono); color: var(--link); }
.early { margin-top: 18px; display: flex; flex-wrap: wrap; gap: 12px 20px; align-items: center; justify-content: space-between; padding: 20px 24px; border-radius: var(--r); background: var(--lime); color: var(--lime-ink); }
.early p { font-weight: 600; max-width: 62ch; }
.early .btn { background: var(--lime-ink); color: var(--lime); }

/* Trust */
.trust { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px; }
.trust div { display: grid; gap: 6px; padding-top: 16px; border-top: 1px solid var(--line); }
.trust strong { font: 750 1.02rem/1.3 var(--display); }
.trust p { color: var(--muted); font-size: .92rem; }

/* FAQ */
.faq { display: grid; gap: 0; border-top: 1px solid var(--line); max-width: 860px; }
.faq details { border-bottom: 1px solid var(--line); padding: 18px 0; }
.faq summary { cursor: pointer; font: 700 1.08rem/1.4 var(--display); letter-spacing: -.01em; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 500 1.4rem/1 var(--mono); color: var(--muted); }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin-top: 10px; color: var(--muted); max-width: 70ch; }

/* CTA */
.cta { background: var(--ink); color: var(--on-ink); }
:root[data-theme="dark"] .cta { background: var(--ink-2); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .cta { background: var(--ink-2); } }
.cta .wrap { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 40px; align-items: center; }
.cta h2 { font-size: clamp(2.2rem, 5vw, 4rem); }
.cta p { color: var(--on-ink-muted); margin-top: 16px; max-width: 46ch; }
.cta .gauge { justify-self: end; width: min(100%, 300px); }

/* Forms (shared with subscribe page) */
.form-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: clamp(22px, 4vw, 36px); display: grid; gap: 16px; box-shadow: var(--shadow); color: var(--ink); }
.field { display: grid; gap: 6px; }
.field label { font-weight: 650; font-size: .94rem; }
.field .opt { font-weight: 400; color: var(--muted); }
.field input, .field select { font: 400 1rem/1.2 var(--body); padding: 13px 14px; border-radius: 10px; border: 1px solid var(--line); background: var(--paper); color: var(--ink); width: 100%; min-width: 0; }
.field input:focus, .field select:focus { outline: 2px solid var(--ink); outline-offset: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips label { position: relative; }
.chips input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.chips span { display: inline-block; padding: 10px 14px; border-radius: 999px; border: 1px solid var(--line); background: var(--paper); font-size: .92rem; font-weight: 600; cursor: pointer; }
.chips input:checked + span { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.chips input:focus-visible + span { outline: 3px solid var(--lime); outline-offset: 2px; }
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: .86rem; color: var(--muted); line-height: 1.45; }
.consent input { margin-top: 3px; accent-color: var(--ink); width: 16px; height: 16px; flex: none; }
.form-msg { font-size: .94rem; min-height: 1.4em; font-weight: 600; }
.form-msg.ok { color: var(--link); }
.form-msg.err { color: #9d2929; }
:root[data-theme="dark"] .form-msg.err { color: #ff9a8d; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .form-msg.err { color: #ff9a8d; } }
.form-card .btn { width: 100%; }

footer { padding-block: 36px calc(36px + env(safe-area-inset-bottom, 0px)); border-top: 1px solid var(--line); font-size: .9rem; color: var(--muted); }
footer .wrap { display: flex; gap: 20px; flex-wrap: wrap; justify-content: space-between; align-items: center; }
footer nav { display: flex; gap: 18px; flex-wrap: wrap; }
footer a { color: var(--muted); }

@media (max-width: 980px) {
  nav.links { display: none; }
  .show, .app-grid, .ai, .cta .wrap { grid-template-columns: 1fr; }
  .flow { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 40px; }
  .features, .plans, .segs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .trust, .proof .wrap { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cta .gauge { display: none; }
}
@media (max-width: 640px) {
  .top .wrap { gap: 10px; }
  .top-actions .btn-line { display: none; }
  .aud, .flow, .features, .plans, .trust, .feat-list, .segs { grid-template-columns: 1fr; }
  .readout { display: none; }
  .phone { width: 34%; right: -6px; }
  .stage { padding-bottom: 28px; }
  .browser-bar span { display: none; }
  .hero-actions .btn { flex: 1 1 100%; }
  .cd { min-width: 0; flex: 1 1 0; }
}
@media (max-width: 420px) { .top-actions .btn-lime { display: none; } }