@import url("fonts.css");

/* Tokens. Amber = something changed, basil = synced. Colour carries state, not decoration. */
:root {
  --steel: #e6eaee;
  --paper: #fafbfc;
  --ink: #15212c;
  --slate: #5a6976;
  --line: #c9d1d8;
  --pass: #0f2a3d;
  --pass-2: #173a52;
  --amber: #e8a21a;
  --amber-soft: #fbebc7;
  --basil: #2d7a57;
  --basil-soft: #d5ebdf;

  --display: "Archivo", "Arial Black", system-ui, sans-serif;
  --body: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --wrap: 1180px;
  --gutter: clamp(16px, 4vw, 40px);
  --radius: 10px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--steel);
  color: var(--ink);
  font: 400 17px/1.6 var(--body);
}
img { max-width: 100%; }
[hidden] { display: none !important; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 3px; border-radius: 4px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding-inline: var(--gutter); }

/* Type */
h1, h2, h3 { font-family: var(--display); font-stretch: 125%; letter-spacing: -0.015em; margin: 0; }
h1 { font-size: clamp(34px, 5.2vw, 64px); line-height: 1; font-weight: 800; max-width: 15em; }
h2 { font-size: clamp(26px, 3.4vw, 40px); line-height: 1.05; font-weight: 750; }
h3 { font-size: 19px; line-height: 1.2; font-weight: 700; font-stretch: 112%; }
p { margin: 0; }
.lead { font-size: clamp(18px, 1.6vw, 21px); color: var(--slate); max-width: 40em; }
.eyebrow {
  font: 500 13px/1 var(--mono); letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--slate); display: inline-flex; gap: 10px; align-items: center;
}
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--basil); }
.mono { font-family: var(--mono); }

/* Header */
.site-header { padding-block: 22px; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.mark {
  font: 800 21px/1 var(--display); font-stretch: 125%; text-decoration: none; letter-spacing: -0.02em;
}
.mark span { color: var(--slate); font-weight: 400; }
.nav { display: flex; gap: clamp(14px, 2.4vw, 30px); flex-wrap: wrap; font-size: 15px; }
.nav a { text-decoration: none; color: var(--slate); padding-block: 4px; border-bottom: 2px solid transparent; }
.nav a:hover { color: var(--ink); }
.nav a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--amber); }

/* Buttons */
.actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 13px 20px; border-radius: 8px;
  font-weight: 600; font-size: 16px; text-decoration: none; border: 1.5px solid var(--ink);
}
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--pass-2); border-color: var(--pass-2); }
.btn-ghost:hover { background: var(--paper); }

/* Sections */
.section { padding-block: clamp(56px, 8vw, 104px); }
.section + .section { border-top: 1px solid var(--line); }
.section-head { display: grid; gap: 14px; margin-bottom: clamp(28px, 4vw, 48px); max-width: 760px; }

/* Hero */
.hero { padding-block: clamp(24px, 4vw, 48px) clamp(40px, 6vw, 80px); }
.hero-text { display: grid; gap: 20px; max-width: 900px; margin-bottom: clamp(32px, 4vw, 48px); }
.page-hero { padding-block: clamp(32px, 6vw, 72px) clamp(40px, 5vw, 64px); }
.page-hero .hero-text { margin-bottom: 0; }
.page-hero + .section { padding-top: clamp(8px, 2vw, 24px); }
.crumbs { font: 500 13px/1 var(--mono); color: var(--slate); }
.crumbs a { text-decoration: none; }
.crumbs a:hover { text-decoration: underline; }

/* ===== Signature: the sync pass ===== */
.pass {
  background: var(--pass); color: #dfe8ef; border-radius: 16px; padding: clamp(18px, 3vw, 32px);
  display: grid; grid-template-columns: minmax(200px, 1fr) 56px minmax(0, 2.2fr) 56px minmax(200px, 1fr);
  align-items: center; gap: 0;
}
.pass-label { font: 500 11px/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: #8aa2b5; margin-bottom: 12px; }
.tile { background: var(--pass-2); border-radius: var(--radius); padding: 16px; }
.row { display: flex; justify-content: space-between; gap: 12px; font-size: 15px; padding-block: 7px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.row:last-child { border-bottom: 0; }
.price { font-family: var(--mono); font-weight: 500; border-radius: 4px; padding: 0 4px; transition: background-color .25s, color .25s; }
.is-changed .price, .price.is-changed { background: var(--amber); color: var(--ink); }

.wire { position: relative; height: 2px; background: rgba(255,255,255,0.14); margin-inline: 6px; }
.wire::after {
  content: ""; position: absolute; top: -3px; left: 0; width: 8px; height: 8px; border-radius: 50%;
  background: var(--amber); opacity: 0;
}
.wire.is-live::after { animation: travel .7s ease-in forwards; }
.wire.back::after { background: var(--basil); }
@keyframes travel { 0% { left: 0; opacity: 1; } 100% { left: calc(100% - 8px); opacity: 1; } }

.screens { display: flex; gap: 14px; align-items: flex-end; justify-content: center; flex-wrap: wrap; }
.screen {
  background: #0a1d2b; border: 2px solid #2b4b63; border-radius: 12px; padding: 10px;
  display: flex; flex-direction: column; gap: 6px; font-size: 13px; position: relative;
}
.screen .name { font: 500 10px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: #8aa2b5; }
.screen .item { color: #fff; font-weight: 600; line-height: 1.25; }
.screen.kiosk { width: 128px; height: 200px; }
.screen.kiosk .tap { margin-top: auto; background: var(--basil); color: #fff; border-radius: 6px; text-align: center; padding: 6px; font-weight: 600; }
.screen .price { align-self: flex-start; margin-left: -4px; }
.screen.phone { width: 108px; height: 170px; border-radius: 18px; }
.screen.board { width: 210px; height: 124px; border-width: 4px; border-radius: 6px; }
.screen.board .item { font-family: var(--display); font-stretch: 125%; font-size: 15px; }
.stamp {
  font: 500 10px/1 var(--mono); color: var(--basil-soft); background: rgba(45,122,87,.35);
  border-radius: 999px; padding: 4px 7px; align-self: flex-start; white-space: nowrap; opacity: 0; transition: opacity .3s;
}
.is-synced .stamp { opacity: 1; }

.sales-total { font: 700 32px/1.1 var(--display); font-stretch: 112%; color: #fff; margin-bottom: 4px; }
.sales-sub { font: 400 12px/1.4 var(--mono); color: #8aa2b5; margin-bottom: 10px; }
.ticket { font: 400 12px/1.5 var(--mono); padding: 6px 0; border-top: 1px dashed rgba(255,255,255,.18); }
.ticket.is-new { animation: arrive .5s ease-out; color: var(--basil-soft); }
@keyframes arrive { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }
.pass-caption { margin-top: 14px; font-size: 14px; color: var(--slate); }

@media (max-width: 960px) {
  .pass { grid-template-columns: 1fr; gap: 14px; }
  .wire { width: 2px; height: 28px; margin: 0 auto; }
  .wire::after { left: -3px; }
  .wire.is-live::after { animation-name: travel-down; }
  @keyframes travel-down { 0% { top: 0; opacity: 1; } 100% { top: calc(100% - 8px); opacity: 1; } }
}

/* Flow table: what goes out, what comes back */
.flows { width: 100%; border-collapse: collapse; background: var(--paper); border-radius: var(--radius); overflow: hidden; }
.flows th, .flows td { text-align: left; padding: 16px 18px; border-bottom: 1px solid var(--line); vertical-align: top; font-size: 15px; }
.flows thead th { font: 500 12px/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--slate); background: #eef1f4; }
.flows tbody th { font-weight: 600; width: 24%; }
.flows tr:last-child th, .flows tr:last-child td { border-bottom: 0; }
.dir-out::before { content: "→ "; color: var(--amber); font-weight: 700; }
.dir-in::before { content: "← "; color: var(--basil); font-weight: 700; }
.table-scroll { overflow-x: auto; border-radius: var(--radius); }
.flows { min-width: 640px; }

/* Solution cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 18px; }
.card {
  background: var(--paper); border-radius: var(--radius); padding: 26px; display: flex; flex-direction: column; gap: 12px;
  text-decoration: none; border: 1px solid transparent; transition: border-color .2s, transform .2s;
}
a.card:hover { border-color: var(--ink); transform: translateY(-2px); }
.card p { color: var(--slate); font-size: 15px; }
.card .more { margin-top: auto; font-weight: 600; font-size: 15px; }
.card .more::after { content: " →"; }
.card .tag { font: 500 11px/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--slate); }

/* Sequence: only for content that is really ordered */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0; counter-reset: step; }
.steps li { counter-increment: step; padding: 22px 22px 22px 0; border-top: 2px solid var(--ink); display: grid; gap: 8px; align-content: start; }
.steps li::before { content: counter(step); font: 500 13px/1 var(--mono); color: var(--slate); }
.steps .time { font: 500 13px/1 var(--mono); color: var(--basil); }
.steps p { color: var(--slate); font-size: 15px; }

/* Lists of facts */
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 28px 40px; }
.fact { display: grid; gap: 6px; padding-top: 16px; border-top: 1px solid var(--line); }
.fact p { color: var(--slate); font-size: 15px; }

/* Sample report */
.report { background: var(--paper); border-radius: var(--radius); padding: clamp(18px, 3vw, 28px); display: grid; gap: 20px; }
.report-head { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; align-items: baseline; }
.sample { font: 500 11px/1 var(--mono); text-transform: uppercase; letter-spacing: .08em; background: var(--amber-soft); padding: 5px 8px; border-radius: 4px; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
.kpi { border: 1px solid var(--line); border-radius: 8px; padding: 14px; }
.kpi b { display: block; font: 700 26px/1.1 var(--display); font-stretch: 112%; }
.kpi span { font-size: 13px; color: var(--slate); }
.bars { display: grid; gap: 10px; }
.bar { display: grid; grid-template-columns: 110px 1fr 70px; gap: 12px; align-items: center; font-size: 14px; }
.bar i { display: block; height: 12px; border-radius: 3px; background: var(--pass); }
.bar i.k { background: var(--basil); }
.bar .mono { text-align: right; font-size: 13px; }

/* FAQ */
.faq { display: grid; gap: 0; max-width: 820px; }
.faq details { border-top: 1px solid var(--line); padding-block: 18px; }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 600; font-size: 18px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--mono); color: var(--slate); }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin-top: 10px; color: var(--slate); max-width: 680px; }

/* Knowledge base */
.filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }
.chip {
  font: 500 14px/1 var(--body); padding: 9px 14px; border-radius: 999px; border: 1.5px solid var(--line);
  background: transparent; color: var(--ink); cursor: pointer;
}
.chip[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.articles { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 18px; }
.article { background: var(--paper); border-radius: var(--radius); padding: 24px; display: flex; flex-direction: column; gap: 12px; text-decoration: none; border: 1px solid transparent; }
a.article:hover { border-color: var(--ink); }
.article .meta { display: flex; justify-content: space-between; gap: 8px; font: 500 12px/1 var(--mono); color: var(--slate); text-transform: uppercase; letter-spacing: .05em; }
.article p { color: var(--slate); font-size: 15px; }
.status { color: var(--amber); }
.status.ready { color: var(--basil); }
.empty { color: var(--slate); padding: 24px 0; }

/* Article page */
.prose { max-width: 720px; }
.prose h2 { font-size: clamp(22px, 2.6vw, 30px); margin: 48px 0 14px; }
.prose p, .prose ul, .prose ol { margin: 0 0 18px; }
.prose li { margin-bottom: 6px; }
.prose code { font-family: var(--mono); font-size: .9em; background: var(--paper); padding: 1px 5px; border-radius: 4px; }
.note { background: var(--paper); border-left: 4px solid var(--amber); padding: 16px 20px; border-radius: 0 var(--radius) var(--radius) 0; }

/* CTA + footer */
.cta { background: var(--pass); color: #e7eef3; border-radius: 16px; padding: clamp(28px, 5vw, 56px); display: grid; gap: 18px; }
.cta h2 { color: #fff; max-width: 18em; }
.cta p { color: #a9bccb; max-width: 36em; }
.cta .btn { border-color: var(--amber); background: var(--amber); color: var(--ink); }
.cta .mail { font-family: var(--mono); color: #fff; }
.site-footer { padding-block: 40px 56px; font-size: 14px; color: var(--slate); }
.site-footer .wrap { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
.site-footer nav { display: flex; gap: 20px; flex-wrap: wrap; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--ink); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}