/* Layout: one 1120px column, dark plum ground, crimson→violet as the single brand accent.
   Mono labels carry the "spec sheet" voice of ERP work: units, stages, timings. */
:root {
  --bg: #14121b;
  --surface: #1c1926;
  --surface-2: #242031;
  --line: #322d42;
  --fg: #f2eff7;
  --muted: #a7a2b8;
  --dim: #6f6982;
  --graphite: #313133;
  --crimson: #e2466b;
  --violet: #8d6ef2;
  --grad: linear-gradient(95deg, var(--crimson) 0%, var(--violet) 100%);

  --f-display: "Unbounded", "Arial Black", system-ui, sans-serif;
  --f-body: "Onest", "Helvetica Neue", Arial, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --radius: 20px;
  --wrap: 1120px;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 400 17px/1.5 var(--f-body);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--violet); outline-offset: 3px; border-radius: 6px; }

.wrap {
  max-width: calc(var(--wrap) + 64px);
  margin: 0 auto;
  padding-left: max(24px, env(safe-area-inset-left, 0px));
  padding-right: max(24px, env(safe-area-inset-right, 0px));
}

/* Header */
body::before {
  content: ""; position: fixed; inset: 0 0 auto;
  height: env(safe-area-inset-top, 0px); z-index: 10; background: var(--bg);
}
.top {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 9;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.top .wrap { display: flex; align-items: center; gap: 24px; min-height: 64px; }
.logo { font: 500 15px/1 var(--f-display); text-decoration: none; letter-spacing: -.01em; }
.nav { display: flex; gap: 22px; margin-left: auto; font-size: 15px; }
.nav a { text-decoration: none; color: var(--muted); transition: color .15s; }
.nav a:hover { color: var(--fg); }
.back { color: var(--muted); text-decoration: none; font-size: 15px; display: inline-flex; gap: 8px; align-items: center; }
.back:hover { color: var(--fg); }

/* Buttons */
.btns { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  min-height: 48px; padding: 0 22px; border-radius: 999px;
  font: 500 15px/1 var(--f-body); text-decoration: none;
  border: 1px solid var(--line); background: transparent; color: var(--fg); white-space: nowrap;
  transition: border-color .15s, background .15s, transform .15s;
}
.btn:hover { border-color: var(--muted); }
.btn-primary { background: var(--crimson); border-color: var(--crimson); color: #fff; }
.btn-primary:hover { background: #ec5a7d; border-color: #ec5a7d; }
.btn svg { width: 18px; height: 18px; flex: none; }
.btn-sm { min-height: 40px; padding: 0 16px; font-size: 14px; }

/* Type */
.eyebrow {
  font: 500 12px/1.4 var(--f-mono); letter-spacing: .08em; text-transform: uppercase;
  color: var(--dim);
}
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
h1, h2, h3 { font-family: var(--f-display); font-weight: 500; letter-spacing: -.02em; text-wrap: balance; margin: 0; }
h1 { font-size: clamp(32px, 7vw, 76px); line-height: 1.12; }
h2 { font-size: clamp(28px, 4vw, 40px); line-height: 1.18; }
h3 { font-size: 20px; line-height: 1.3; }
p { margin: 0; }
.lead { font-size: clamp(18px, 2vw, 21px); line-height: 1.4; color: var(--fg); max-width: 36ch; }
.muted { color: var(--muted); }

.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  font: 500 12px/1 var(--f-mono); letter-spacing: .04em;
  padding: 7px 10px; border-radius: 999px;
  background: color-mix(in srgb, var(--violet) 16%, transparent);
  color: #c9bbff;
}

.section { padding-block: 96px; }
.section-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 16px 32px; margin-bottom: 40px; }
.section-head p { max-width: 46ch; }

/* Hero */
.hero { padding-block: 72px 56px; }
/* Photo spans the text column: crown on the eyebrow line, bottom on the buttons line.
   avatar.webp is 700×660 with transparent margins: 39px above the crown, 131px right of the figure. */
.hero-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 56px; align-items: stretch; }
.hero-text { display: grid; gap: 28px; min-width: 0; align-content: start; }
.hero-photo { position: relative; min-height: 0; pointer-events: none; }
.hero-photo img {
  position: absolute; right: 0; bottom: 0;
  height: calc(100% * 660 / 621); width: auto; max-width: none;
  transform: translateX(calc(131% / 7));
}

.stats {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line); margin-top: 56px;
}
.stats-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stat { padding: 28px 24px 0 0; display: grid; gap: 6px; }
.stat + .stat { padding-left: 24px; border-left: 1px solid var(--line); }
.stat b { font: 500 clamp(28px, 3.4vw, 40px)/1 var(--f-display); letter-spacing: -.02em; }
.stat span { color: var(--muted); font-size: 15px; line-height: 1.45; }

/* Cases */
.cases { display: grid; gap: 20px; }
.case {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; text-decoration: none; transition: border-color .2s, transform .2s;
}
.case:hover { border-color: color-mix(in srgb, var(--violet) 55%, var(--line)); }
.case:hover .case-img img { transform: scale(1.02); }
.case-body { padding: 36px; display: grid; gap: 18px; align-content: start; min-width: 0; }
.case-body p { color: var(--muted); }
.case-img { background: var(--surface-2); overflow: hidden; min-height: 260px; }
.case-img img { width: 100%; height: 100%; object-fit: cover; object-position: left center; transition: transform .4s; }
.case-metric {
  display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap;
  padding-top: 18px; border-top: 1px solid var(--line);
}
.case-metric b { font: 500 32px/1 var(--f-display); }
.case-metric span { color: var(--muted); font-size: 15px; }
.case-link { font-weight: 500; color: var(--fg); display: inline-flex; gap: 8px; align-items: center; margin-top: 4px; }
.case-link::after { content: "→"; color: var(--crimson); transition: transform .2s; }
.case:hover .case-link::after { transform: translateX(4px); }
.case-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.case-row .case { grid-template-columns: 1fr; }
.case-row .case-img { min-height: 200px; aspect-ratio: 16/8; }

/* Process */
.how { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.how > div { display: grid; gap: 10px; align-content: start; padding-top: 20px; border-top: 1px solid var(--line); }
.how p { color: var(--muted); font-size: 16px; }

/* UI gallery */
.ui-grid { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: auto auto; gap: 20px; }
/* Images are cropped inside their graphite block, so only the card's own radius shows. */
.ui-grid a {
  position: relative; display: block; border-radius: var(--radius); overflow: hidden;
  background: var(--graphite); text-decoration: none;
}
.ui-grid a:first-child { grid-row: span 2; }
.ui-grid img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.ui-grid a:hover img { transform: scale(1.03); }
.ui-grid figcaption {
  position: absolute; left: 16px; bottom: 16px; right: 16px;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 12px 16px; border-radius: 14px;
  background: color-mix(in srgb, var(--bg) 80%, transparent); backdrop-filter: blur(10px);
  font-weight: 500;
}
.ui-grid figcaption span { color: var(--muted); font: 400 13px/1.3 var(--f-mono); }

/* Contacts */
.contact {
  background: var(--surface); border: 1px solid var(--line); border-radius: 28px;
  padding: clamp(28px, 5vw, 56px); display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: end;
}
.contact h2 { margin-bottom: 16px; }
.contact-list { display: grid; gap: 0; }
.contact-list a, .contact-list div {
  display: flex; justify-content: space-between; gap: 16px; padding: 14px 0;
  border-bottom: 1px solid var(--line); text-decoration: none;
}
.contact-list span:first-child { color: var(--dim); font: 400 13px/1.8 var(--f-mono); text-transform: uppercase; letter-spacing: .06em; }
.contact-list a:hover span:last-child { color: var(--crimson); }
.foot { padding-block: 40px 56px; color: var(--dim); font-size: 14px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }

/* ===== Case page ===== */
.case-hero { padding-block: 56px 32px; display: grid; gap: 28px; }
.case-hero .lead { max-width: 52ch; }
.facts {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  border-block: 1px solid var(--line); margin-top: 16px;
}
.facts > div { padding: 20px 20px 20px 0; display: grid; gap: 6px; align-content: start; }
.facts > div + div { padding-left: 20px; border-left: 1px solid var(--line); }
.facts dt { margin: 0; }
.facts dd { margin: 0; font-size: 16px; line-height: 1.45; }

.shot {
  border-radius: var(--radius); overflow: hidden; background: var(--surface);
  border: 1px solid var(--line); cursor: zoom-in; padding: 0; display: block; width: 100%;
}
.shot img { width: 100%; }
.cover {
  position: relative; border-radius: 28px; overflow: hidden;
  background: radial-gradient(60% 70% at 50% 45%, color-mix(in srgb, var(--violet) 30%, transparent), transparent 70%), var(--surface);
  border: 1px solid var(--line); padding: clamp(16px, 4vw, 48px);
}
.cover img { margin: 0 auto; width: min(100%, 820px); height: auto; }

/* Result chart: cycle time per stage, bars drawn to one scale (4 weeks = 100%) */
.result { display: grid; grid-template-columns: .8fr 1.2fr; gap: 48px; align-items: center; }
.result-big { display: grid; gap: 12px; }
.result-big b { font: 500 clamp(64px, 10vw, 120px)/.9 var(--f-display); letter-spacing: -.04em; }
.result-big p { color: var(--muted); max-width: 30ch; }
.bars { display: grid; gap: 22px; }
.bar { display: grid; gap: 8px; }
.bar-head { display: flex; justify-content: space-between; gap: 12px; font-size: 15px; }
.bar-head span:last-child { font: 500 14px/1.6 var(--f-mono); color: var(--fg); font-variant-numeric: tabular-nums; white-space: nowrap; }
.bar-track { height: 14px; border-radius: 999px; background: var(--surface-2); overflow: hidden; }
.bar-fill { height: 100%; border-radius: 999px; background: var(--dim); }
.bar.is-ds .bar-fill { background: color-mix(in srgb, var(--violet) 75%, var(--crimson)); }
.bar.is-ai .bar-fill { background: var(--grad); }
.bar-note { color: var(--dim); font-size: 14px; line-height: 1.45; }
.scale { display: flex; justify-content: space-between; font: 400 12px/1 var(--f-mono); color: var(--dim); padding-top: 4px; border-top: 1px dashed var(--line); }

/* Phase diagram: process stages, not a time scale */
.phases { display: grid; gap: 24px; }
.phase-row { display: grid; gap: 10px; }
.phase-row ol { display: flex; gap: 8px; margin: 0; padding: 0; list-style: none; }
.phase-row li {
  flex: 1 1 0; min-width: 0; padding: 14px 16px; border-radius: 12px;
  background: var(--surface-2); color: var(--muted); font-size: 15px; line-height: 1.35;
}
.phase-row li.is-gone {
  background: transparent; border: 1px dashed var(--crimson);
  color: var(--dim); text-decoration: line-through; text-decoration-color: var(--crimson);
}
.phase-row.is-new li { background: color-mix(in srgb, var(--violet) 22%, var(--surface-2)); color: var(--fg); }
.cover-light { background: #eef0f4; }
.shot-light { background: #f3f4f7; }

.split { display: grid; grid-template-columns: .8fr 1.2fr; gap: 48px; align-items: start; }
.split > div { min-width: 0; }
.prose { display: grid; gap: 16px; color: var(--muted); max-width: 60ch; }
.prose strong { color: var(--fg); font-weight: 500; }

.steps { display: grid; gap: 0; counter-reset: step; }
.steps li {
  list-style: none; counter-increment: step;
  display: grid; grid-template-columns: 56px 1fr; gap: 16px;
  padding: 22px 0; border-bottom: 1px solid var(--line);
}
.steps li:first-child { border-top: 1px solid var(--line); }
.steps li::before { content: counter(step, decimal-leading-zero); font: 500 14px/1.7 var(--f-mono); color: var(--crimson); }
.steps h3 { font-size: 18px; margin-bottom: 6px; }
.steps p { color: var(--muted); font-size: 16px; }
ol.steps { padding: 0; margin: 0; }

.gallery-main { display: grid; gap: 16px; }
.gallery { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.gallery .shot { border-radius: 12px; }
.caption { color: var(--dim); font-size: 14px; margin-top: 12px; }

.fig { margin: 0; min-width: 0; }
.fig .caption { margin-top: 10px; }
.phones {
  display: grid; grid-template-columns: repeat(3, minmax(0, 220px)); justify-content: center; gap: clamp(12px, 3vw, 40px);
  padding: clamp(20px, 4vw, 48px); border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line);
}
/* The first phone lost its header to the crop: equal frames, screen pinned to the bottom. */
.phones .shot { border-radius: 18px; aspect-ratio: 750 / 1624; background: #eef2fb; }
.phones .shot img { width: 100%; height: 100%; object-fit: contain; object-position: bottom; }
.compare:has(.fig) { align-items: start; }
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.compare figure { margin: 0; display: grid; gap: 12px; }
.compare figcaption { display: flex; gap: 10px; align-items: center; font-weight: 500; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--dim); }
.dot.new { background: var(--crimson); }

.ai-box {
  border-radius: 28px; padding: clamp(28px, 5vw, 56px);
  background:
    radial-gradient(80% 120% at 100% 0%, color-mix(in srgb, var(--violet) 22%, transparent), transparent 60%),
    var(--surface);
  border: 1px solid var(--line);
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px;
}
.ai-box ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 14px; }
.ai-box li { display: grid; grid-template-columns: 22px 1fr; gap: 10px; color: var(--muted); }
.ai-box li::before { content: "→"; color: var(--crimson); }

.next {
  display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap;
  padding: 32px 36px; border-radius: var(--radius); border: 1px solid var(--line);
  text-decoration: none; transition: border-color .2s;
}
.next:hover { border-color: var(--violet); }
.next h3 { font-size: clamp(22px, 3vw, 30px); }

/* Lightbox */
dialog.lb {
  border: 0; padding: 0; background: transparent; max-width: 96vw; max-height: 92vh;
}
dialog.lb::backdrop { background: rgba(10, 8, 16, .86); backdrop-filter: blur(6px); }
dialog.lb img { max-width: 96vw; max-height: 92vh; border-radius: 12px; cursor: zoom-out; }
/* Long landing-page shots: fit to width and scroll instead of shrinking to the viewport height */
dialog.lb.is-tall { overflow-y: auto; }
dialog.lb.is-tall img { max-height: none; width: min(96vw, 1200px); }

/* Tall shots in a grid: show the top of the page, full image opens in the lightbox */
.shot-tall { aspect-ratio: 3 / 4; }
.shot-tall img { height: 100%; object-fit: cover; object-position: top; }

@media (max-width: 900px) {
  .hero-grid, .case, .contact, .result, .split, .ai-box { grid-template-columns: 1fr; }
  .hero-photo { order: -1; max-width: 320px; }
  .hero-photo img { position: static; width: 100%; height: auto; transform: none; }
  .case-img { order: -1; min-height: 0; aspect-ratio: 16/8; }
  .how { grid-template-columns: 1fr; }
  .facts { grid-template-columns: 1fr 1fr; }
  .facts > div:nth-child(3) { padding-left: 0; border-left: 0; }
  .facts > div:nth-child(n+3) { border-top: 1px solid var(--line); }
  .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats-4 { grid-template-columns: 1fr 1fr; }
  .stats-4 .stat:nth-child(3) { padding-left: 0; border-left: 0; }
  .stats-4 .stat:nth-child(n+3) { border-top: 1px solid var(--line); padding-bottom: 20px; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .section { padding-block: 64px; }
  .nav { display: none; }
  .top .btn { margin-left: auto; }
  .sm-hide { display: none; }
  .logo { white-space: nowrap; }
  .stats { grid-template-columns: 1fr; }
  .stat, .stat + .stat { padding: 18px 0; border-left: 0; }
  .stat + .stat { border-top: 1px solid var(--line); }
  .case-row, .compare { grid-template-columns: 1fr; }
  .case-body { padding: 24px; }
  .ui-grid { grid-template-columns: 1fr; }
  .ui-grid a:first-child { grid-row: auto; }
  .steps li { grid-template-columns: 40px 1fr; }
  .phase-row ol { flex-direction: column; }
  .next { padding: 24px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; scroll-behavior: auto !important; }
}

/* ===== UI collections =====
   Collages keep the Tilda arrangement: positions are percentages of the collage box,
   later items sit on top. Mockups carry their own rounded frames and shadows. */
.ui-project + .ui-project { padding-top: 0; }
.collage { position: relative; width: 100%; }
.collage-item {
  position: absolute; display: block; padding: 0; border: 0; background: none;
  cursor: zoom-in; transition: transform .25s;
}
.collage-item:hover { transform: translateY(-4px); z-index: 2; }
.collage-item img { width: 100%; height: auto; }
.ui-next { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

@media (max-width: 640px) {
  /* Phones: collages become a plain stack, phone mockups two per row */
  .collage { aspect-ratio: auto !important; display: grid; gap: 16px; }
  .collage-item { position: static; width: 100% !important; }
  .collage-phones { grid-template-columns: 1fr 1fr; gap: 12px; }
  .collage-phones .collage-item:nth-child(even) { margin-top: 32px; }
  .ui-next { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .collage-item.is-phone { width: 60% !important; justify-self: center; }
}