/* ============================================================
   Progarma — software studio
   Palette: bg #F7F8FA · ink #0F1222 · indigo #4338CA
            violet #8B5CF6 · mint #10B981
   Type:    Plus Jakarta Sans (display) · Public Sans (body)
            IBM Plex Mono (chips / labels)
   ============================================================ */

:root {
  --bg: #F7F8FA;
  --ink: #0F1222;
  --indigo: #4338CA;
  --violet: #8B5CF6;
  --mint: #10B981;
  --card: #FFFFFF;
  --muted: rgba(15, 18, 34, 0.64);
  --faint: rgba(15, 18, 34, 0.44);
  --line: rgba(15, 18, 34, 0.09);
  --line-strong: rgba(15, 18, 34, 0.16);
  --indigo-soft: rgba(67, 56, 202, 0.08);
  --violet-soft: rgba(139, 92, 246, 0.10);
  --mint-soft: rgba(16, 185, 129, 0.12);
  --shadow-sm: 0 1px 2px rgba(15, 18, 34, 0.05), 0 2px 8px rgba(15, 18, 34, 0.04);
  --shadow-lift: 0 4px 10px rgba(15, 18, 34, 0.05), 0 16px 36px rgba(67, 56, 202, 0.12);
  --radius: 16px;
  --radius-sm: 10px;
  --font-display: "Plus Jakarta Sans", "Segoe UI", system-ui, sans-serif;
  --font-body: "Public Sans", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  --wrap: 1120px;
}

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

html { scroll-behavior: smooth; background: #F7F8FA; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { max-width: 100%; height: auto; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 0.6em;
}

h1 { font-size: clamp(2.3rem, 5.2vw, 3.6rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); font-weight: 800; }
h3 { font-size: 1.25rem; font-weight: 700; }
h4 { font-size: 1.05rem; font-weight: 700; }

p { margin: 0 0 1.1em; }
p.lede { font-size: 1.2rem; color: var(--muted); max-width: 42em; }

a { color: var(--indigo); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--violet); }

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

::selection { background: var(--violet); color: #fff; }

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: 72px 0; }
section.tight { padding: 48px 0; }

/* ---------- mono labels & chips ---------- */

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--indigo);
  background: var(--indigo-soft);
  border: 1px solid rgba(67, 56, 202, 0.18);
  border-radius: 999px;
  padding: 6px 14px;
  margin-bottom: 18px;
}

.eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 24px 0 0;
  list-style: none;
}

.chips li {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--ink);
  background: var(--card);
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  padding: 7px 13px;
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.chips li:hover {
  border-color: var(--indigo);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.code-chip {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  background: var(--ink);
  color: #E4E7F5;
  border-radius: 8px;
  padding: 8px 14px;
}

.code-chip .prompt { color: var(--mint); }

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 248, 250, 0.86);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 20px;
  min-height: 68px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}

.brand:hover { color: var(--indigo); }
.brand svg { display: block; }

.site-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 4px;
}

.site-nav a:not(.btn) {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--muted);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 8px;
  transition: color 0.15s ease, background 0.15s ease;
}

.site-nav a:not(.btn):hover { color: var(--ink); background: var(--indigo-soft); }

.site-nav a[aria-current="page"] { color: var(--indigo); }

.site-nav .btn { margin-left: 8px; }

.nav-toggle {
  display: none;
  margin-left: auto;
  background: var(--card);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding: 9px 11px;
  cursor: pointer;
  line-height: 0;
  color: var(--ink);
}

/* Collapsible nav only when JS is present */
@media (max-width: 820px) {
  .site-header .wrap { flex-wrap: wrap; padding-top: 10px; padding-bottom: 10px; }
  .site-nav {
    width: 100%;
    flex-wrap: wrap;
    gap: 2px;
    padding-bottom: 6px;
  }
  .site-nav .btn { margin-left: 0; }
  html.js .nav-toggle { display: inline-flex; }
  html.js .site-nav { display: none; }
  html.js .site-nav.open {
    display: flex;
    flex-direction: column;
    align-items: stretch;
  }
  html.js .site-nav.open a:not(.btn) { padding: 12px; }
}

/* ---------- buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: 12px;
  padding: 13px 24px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.btn-primary {
  background: var(--indigo);
  color: #fff;
  box-shadow: 0 2px 6px rgba(67, 56, 202, 0.35);
}

.btn-primary:hover {
  background: #3730A3;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(67, 56, 202, 0.35);
}

.btn-ghost {
  background: var(--card);
  color: var(--ink);
  border-color: var(--line-strong);
}

.btn-ghost:hover {
  border-color: var(--indigo);
  color: var(--indigo);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.btn-light {
  background: #fff;
  color: var(--indigo);
}

.btn-light:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(15, 18, 34, 0.25);
  color: var(--indigo);
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  overflow: hidden;
  padding: 88px 0 80px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

.hero p.lede { margin-bottom: 1.6em; }

.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }

.hero-visual { position: relative; min-height: 380px; }

.mesh {
  position: absolute;
  inset: -12% -8%;
  background:
    radial-gradient(38% 42% at 24% 28%, rgba(139, 92, 246, 0.38), transparent 70%),
    radial-gradient(44% 46% at 78% 22%, rgba(67, 56, 202, 0.32), transparent 72%),
    radial-gradient(46% 50% at 60% 78%, rgba(16, 185, 129, 0.26), transparent 70%);
  filter: blur(6px);
  border-radius: 32px;
  pointer-events: none;
}

.dotfield {
  position: absolute;
  inset: 0;
  color: var(--line-strong);
  pointer-events: none;
}

.ui-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lift);
  padding: 0;
  overflow: hidden;
  max-width: 420px;
  margin: 40px auto 0;
}

.ui-card .bar {
  display: flex;
  gap: 6px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #FBFCFE, #F4F5F9);
}

.ui-card .bar i {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--line-strong);
}

.ui-card .bar i:first-child { background: var(--violet); }
.ui-card .bar i:nth-child(2) { background: var(--indigo); }
.ui-card .bar i:nth-child(3) { background: var(--mint); }

.ui-card .body { padding: 18px; }

.ui-rows { display: grid; gap: 10px; }

.ui-rows span {
  display: block;
  height: 12px;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--indigo-soft), var(--violet-soft));
}

.ui-rows span:nth-child(1) { width: 62%; background: linear-gradient(90deg, var(--indigo), var(--violet)); height: 14px; }
.ui-rows span:nth-child(2) { width: 88%; }
.ui-rows span:nth-child(3) { width: 74%; }
.ui-rows span:nth-child(4) { width: 40%; background: var(--mint-soft); }

.ui-card .code-chip { margin-top: 16px; }

.float-chip {
  position: absolute;
  z-index: 2;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 9px 13px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.float-chip .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--mint);
}

.float-chip.tl { top: 6px; left: 4px; }
.float-chip.br { bottom: 10px; right: 2px; }

/* ---------- cards ---------- */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 36px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 26px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lift);
  border-color: rgba(67, 56, 202, 0.28);
}

.card h3 { margin-top: 14px; }
.card p:last-child { margin-bottom: 0; }
.card .more { font-weight: 600; text-decoration: none; }
.card .more:hover { text-decoration: underline; }

.glyph {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--indigo-soft), var(--violet-soft));
  color: var(--indigo);
}

.glyph svg { display: block; }

/* ---------- signature: process flow ---------- */

.flow {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
  margin-top: 48px;
  position: relative;
  padding-top: 22px;
  list-style: none;
  padding-left: 0;
  counter-reset: step;
}

.flow::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 4%;
  right: 4%;
  border-top: 2px dashed rgba(67, 56, 202, 0.35);
}

.flow li {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 24px 20px 20px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.flow li:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lift);
  border-color: rgba(67, 56, 202, 0.28);
}

.flow li::before {
  content: "";
  position: absolute;
  top: -18px;
  left: 50%;
  transform: translateX(-50%);
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--card);
  border: 3px solid var(--indigo);
  box-shadow: 0 0 0 4px var(--bg);
}

.flow li:last-child::before { border-color: var(--mint); }

.flow .idx {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--indigo);
  background: var(--indigo-soft);
  border-radius: 6px;
  padding: 3px 8px;
  display: inline-block;
  margin-bottom: 12px;
}

.flow h3 { font-size: 1.08rem; margin-bottom: 8px; }

.flow p {
  font-size: 0.92rem;
  color: var(--muted);
  margin: 0;
  line-height: 1.55;
}

@media (max-width: 960px) {
  .flow { grid-template-columns: 1fr; padding-top: 0; padding-left: 26px; }
  .flow::before {
    top: 8px;
    bottom: 8px;
    left: 7px;
    right: auto;
    border-top: 0;
    border-left: 2px dashed rgba(67, 56, 202, 0.35);
  }
  .flow li::before {
    top: 26px;
    left: -26px;
    transform: none;
  }
}

/* ---------- expanded process (approach page) ---------- */

.steps { display: grid; gap: 22px; margin-top: 40px; }

.step {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 28px;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.step:hover { transform: translateY(-3px); box-shadow: var(--shadow-lift); }

.step .num {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--indigo);
  background: linear-gradient(135deg, var(--indigo-soft), var(--violet-soft));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 84px;
}

.step h3 { margin-bottom: 6px; }

.step .give {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--mint);
  background: var(--mint-soft);
  border-radius: 6px;
  padding: 4px 10px;
  display: inline-block;
  margin-top: 10px;
}

.step p:last-of-type { margin-bottom: 0; }

@media (max-width: 640px) {
  .step { grid-template-columns: 1fr; }
  .step .num { width: 64px; height: 64px; font-size: 1.2rem; }
}

/* ---------- split rows (services) ---------- */

.svc {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
  padding: 56px 0;
  border-top: 1px solid var(--line);
}

.svc:first-of-type { border-top: 0; padding-top: 24px; }

.svc ul { margin: 0 0 1.1em; padding-left: 1.2em; }
.svc li { margin-bottom: 8px; }
.svc li::marker { color: var(--violet); }

.svc .panel { position: sticky; top: 100px; }

@media (max-width: 860px) {
  .svc { grid-template-columns: 1fr; gap: 24px; }
  .svc .panel { position: static; }
}

/* ---------- abstract UI illustrations (work page) ---------- */

.sketch {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: linear-gradient(160deg, #FBFCFE, #F1F2F8);
  margin-bottom: 18px;
}

.sketch svg { display: block; width: 100%; height: auto; }

.illustrative {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--faint);
}

/* ---------- CTA band ---------- */

.cta-band {
  background: linear-gradient(120deg, var(--indigo), var(--violet));
  border-radius: 24px;
  color: #fff;
  padding: 56px 48px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  position: relative;
  overflow: hidden;
}

.cta-band::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.22) 1px, transparent 1.6px);
  background-size: 22px 22px;
  pointer-events: none;
}

.cta-band > * { position: relative; z-index: 1; }

.cta-band h2 { margin-bottom: 8px; }

.cta-band p { margin: 0; color: rgba(255, 255, 255, 0.85); max-width: 34em; }

.cta-band a.mail { color: #fff; font-weight: 600; }

@media (max-width: 700px) {
  .cta-band { padding: 40px 28px; }
}

/* ---------- forms ---------- */

.form-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: start;
  margin-top: 40px;
}

@media (max-width: 860px) {
  .form-grid { grid-template-columns: 1fr; }
}

form.inquiry {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 32px;
  display: grid;
  gap: 20px;
}

.field { display: grid; gap: 7px; }

.field label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
}

.field .opt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--faint);
  font-weight: 400;
  margin-left: 6px;
}

.field input,
.field select,
.field textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  width: 100%;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.field textarea { resize: vertical; min-height: 140px; }

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--indigo);
  box-shadow: 0 0 0 3px var(--indigo-soft);
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 560px) {
  .field-row { grid-template-columns: 1fr; }
}

.fineprint {
  font-size: 0.85rem;
  color: var(--faint);
  margin: 0;
  line-height: 1.55;
}

.hp { position: absolute; left: -9999px; top: -9999px; }

.contact-aside { display: grid; gap: 20px; }

/* ---------- legal & prose pages ---------- */

.prose { max-width: 760px; }

.prose h2 {
  font-size: 1.35rem;
  margin-top: 2em;
}

.prose ul { padding-left: 1.2em; }
.prose li { margin-bottom: 8px; }
.prose li::marker { color: var(--violet); }

.updated {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--faint);
}

/* ---------- page hero (inner pages) ---------- */

.page-head { padding: 72px 0 24px; }
.page-head p.lede { margin-bottom: 0; }

/* ---------- 404 / thanks ---------- */

.center-hero {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 24px;
}

.center-hero .code-chip { margin-bottom: 24px; }
.center-hero p { max-width: 34em; color: var(--muted); }
.center-hero .hero-cta { justify-content: center; margin-top: 12px; }

/* ---------- footer ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  background: #FFFFFF;
  padding: 56px 0 32px;
  margin-top: 48px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
}

@media (max-width: 700px) {
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}

.site-footer h4 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 14px;
}

.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }

.site-footer a { color: var(--muted); text-decoration: none; }
.site-footer a:hover { color: var(--indigo); text-decoration: underline; }

.footer-blurb { color: var(--muted); font-size: 0.95rem; max-width: 30em; }

.footer-bottom {
  border-top: 1px solid var(--line);
  margin-top: 40px;
  padding-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--faint);
}

.footer-bottom .mono { font-family: var(--font-mono); font-size: 0.78rem; }

/* ---------- reveal on scroll (JS adds html.js) ---------- */

html.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

html.js .reveal.in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
  html.js .reveal { opacity: 1; transform: none; }
}

/* ---------- responsive hero ---------- */

@media (max-width: 900px) {
  .hero { padding: 56px 0 48px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { min-height: 320px; }
}