/* ============================================================
   JohnnyDev — Homepage styles
   Minimal · Precise · Calm · Technical
   ============================================================ */

:root {
  --bg:            #FFFFFF;
  --text:          #111111;
  --text-soft:     #555555;
  --border:        #DADADA;
  --soft-bg:       #ffffff;
  --accent:        #3157D5;

  --maxw:          1200px;
  --textw:         720px;

  --space-section: 120px;
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-size: 18px;
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0;
}

p { margin: 0; }

a { color: inherit; text-decoration: none; }

ul, ol { margin: 0; padding: 0; list-style: none; }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 32px;
}

.section {
  padding: var(--space-section) 0;
  border-top: 1px solid var(--border);
}

.prose { max-width: var(--textw); }
.prose p + p { margin-top: 1.1em; }

/* ---------- Typography helpers ---------- */
h1 { font-size: clamp(40px, 6vw, 72px); }
h2 { font-size: clamp(32px, 4.4vw, 48px); }
h3 { font-size: 24px; letter-spacing: -0.005em; }
h4 { font-size: 15px; }

.label,
.eyebrow {
  font-size: 12.5px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-soft);
  margin: 0 0 20px;
}

.section h2 { max-width: var(--textw); margin-bottom: 28px; }

/* Sub-section within a merged section */
.subsection {
  margin-top: 80px;
  padding-top: 56px;
  border-top: 1px solid var(--border);
}
.subhead {
  font-size: clamp(26px, 3.4vw, 34px);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.01em;
  max-width: var(--textw);
  margin-bottom: 24px;
}
.subsection .label { margin-bottom: 18px; }

.lead {
  font-size: clamp(18px, 2.2vw, 21px);
  color: var(--text-soft);
  max-width: var(--textw);
}

.supporting {
  color: var(--text-soft);
  max-width: var(--textw);
  margin-top: 32px;
  font-size: 16px;
}

/* ---------- Buttons & links ---------- */
.btn {
  display: inline-block;
  font-size: 16px;
  font-weight: 500;
  padding: 14px 24px;
  border-radius: 2px;
  border: 1px solid transparent;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  cursor: pointer;
  white-space: nowrap;
}
.btn-sm { padding: 9px 16px; font-size: 14.5px; }

.btn-primary {
  background: var(--text);
  color: #fff;
}
.btn-primary:hover { background: var(--accent); }

.link-arrow {
  display: inline-block;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.link-arrow span { transition: margin-left 0.15s ease; margin-left: 2px; }
.link-arrow:hover { color: var(--accent); border-bottom-color: var(--accent); }
.link-arrow:hover span { margin-left: 6px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 24px;
  position: relative;
}
.logo {
  font-size: 19px;
  font-weight: 500;
  letter-spacing: -0.02em;
}
.logo .dot { color: var(--accent); }

.nav {
  display: flex;
  gap: 30px;
  margin-left: auto;
}
.nav a {
  font-size: 15px;
  color: var(--text-soft);
  transition: color 0.15s ease;
}
.nav a:hover { color: var(--text); }
.nav a.active { color: var(--text); }

/* Mobile menu toggle (hamburger) — hidden on desktop */
.nav-toggle { display: none; }
.nav-cta-mobile { display: none; }

/* ---------- Hero ---------- */
.hero { padding: clamp(72px, 12vw, 130px) 0; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 64px;
  align-items: center;
}
.hero h1 { margin-bottom: 28px; }
.hero .lead { margin-bottom: 36px; }

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}
.trust-line {
  margin-top: 40px;
  font-size: 14px;
  color: var(--text-soft);
}

/* Hero feature blocks */
.hero-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 44px;
  border-top: 1px solid var(--border);
}
.hero-features li {
  padding: 20px 20px 4px 0;
}
.hero-features .hf-title {
  display: block;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
}
.hero-features .hf-sub {
  display: block;
  font-size: 13.5px;
  color: var(--text-soft);
  margin-top: 4px;
}

/* ---------- Credibility strip ---------- */
.trust-strip {
  background: var(--soft-bg);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.trust-items {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px 32px;
  padding: 22px 0;
}
.trust-items li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--text);
}
.trust-items .dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  flex: none;
}

/* ---------- About (two-column) ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}
.about-grid-reverse { align-items: start; }
.about-copy .label { margin-top: 0; }
.about-copy .hero-actions,
.about-copy .link-arrow { margin-top: 32px; }
.about-copy .prose + .hero-actions { margin-top: 36px; }

/* Portrait placeholder */
.about-media { width: 100%; }
.portrait {
  position: relative;
  aspect-ratio: 4 / 5;
  background: var(--soft-bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}
.portrait-mark {
  font-size: 64px;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text);
}
.portrait-mark::after {
  content: ".";
  color: var(--accent);
}
.portrait-caption {
  position: absolute;
  left: 20px;
  bottom: 18px;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-soft);
}

/* ---------- Service-area list ---------- */
.checklist.compact { margin-top: 28px; }
.area-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  margin-top: 16px;
  border-top: 1px solid var(--border);
}
.area-list li {
  padding: 11px 12px 11px 22px;
  border-bottom: 1px solid var(--border);
  position: relative;
  font-size: 15.5px;
  color: var(--text-soft);
}
.area-list li:nth-child(odd) { border-right: 1px solid var(--border); }
.area-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 18px;
  width: 5px;
  height: 5px;
  background: var(--accent);
}

/* Diagram */
.hero-visual {
  border: 1px solid var(--border);
  background: var(--soft-bg);
  padding: 36px;
}
.diagram {
  font-family: 'Inter', ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 15px;
  line-height: 2;
  color: var(--text);
  margin: 0;
  white-space: pre-wrap;
}
.diagram .accent { color: var(--accent); font-weight: 500; }

/* ---------- Grids ---------- */
.grid { display: grid; gap: 1px; margin-top: 56px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

/* Numbered grid (positioning / process) */
.numbered-grid {
  gap: 0;
  border-top: 1px solid var(--border);
}
.numbered-item {
  padding: 36px 32px 36px 0;
  border-bottom: 1px solid var(--border);
}
.numbered-item .num {
  display: block;
  font-size: 14px;
  color: var(--text-soft);
  font-weight: 500;
  margin-bottom: 14px;
}
.numbered-item h3 { margin-bottom: 12px; }
.numbered-item p { color: var(--text-soft); font-size: 16px; max-width: 34ch; }

/* Service grid */
.service-grid { gap: 0; border-top: 1px solid var(--border); }
.service {
  padding: 40px 40px 40px 0;
  border-bottom: 1px solid var(--border);
}
.service h3 { margin-bottom: 14px; }
.service > p { color: var(--text-soft); font-size: 16px; }
.includes-label {
  margin-top: 24px !important;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text);
  font-weight: 500;
}
.service ul {
  margin: 12px 0 28px;
}
.service ul li {
  font-size: 15.5px;
  color: var(--text-soft);
  padding: 7px 0 7px 18px;
  position: relative;
  border-bottom: 1px solid var(--border);
}
.service ul li:first-child { border-top: 1px solid var(--border); }
.service ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 15px;
  width: 5px;
  height: 5px;
  background: var(--accent);
}

/* Use-case grid */
.usecase-grid { gap: 0; border-top: 1px solid var(--border); }
.usecase {
  padding: 36px 40px 36px 0;
  border-bottom: 1px solid var(--border);
}
.usecase h3 { font-size: 21px; margin-bottom: 12px; }
.usecase p { color: var(--text-soft); font-size: 16px; max-width: 44ch; }

/* ---------- Steps (example workflow) ---------- */
.steps {
  margin-top: 56px;
  border-top: 1px solid var(--border);
}
.step {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 32px;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
}
.step-num {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-soft);
  padding-top: 4px;
}
.step-body h3 { font-size: 22px; margin-bottom: 10px; }
.step-body p { color: var(--text-soft); max-width: 60ch; font-size: 16px; }

/* ---------- Integrations & checklists ---------- */
.integrations,
.checklist {
  margin-top: 40px;
  max-width: var(--textw);
  border-top: 1px solid var(--border);
}
.integrations li,
.checklist li {
  padding: 14px 0 14px 26px;
  border-bottom: 1px solid var(--border);
  position: relative;
  font-size: 16.5px;
}
.integrations li::before,
.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 21px;
  width: 6px;
  height: 6px;
  background: var(--accent);
}

/* ---------- FAQ ---------- */
.faq {
  margin-top: 48px;
  max-width: 860px;
  border-top: 1px solid var(--border);
}
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 24px 40px 24px 0;
  font-size: 19px;
  font-weight: 500;
  position: relative;
  transition: color 0.15s ease;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 22px;
  font-size: 22px;
  font-weight: 400;
  color: var(--accent);
  line-height: 1;
}
.faq-item[open] summary::after { content: "\2013"; }
.faq-item summary:hover { color: var(--accent); }
.faq-item p {
  color: var(--text-soft);
  font-size: 16.5px;
  max-width: 64ch;
  padding: 0 40px 26px 0;
  margin: 0;
}

/* ---------- Section background rhythm ---------- */
.section--soft {
  background: var(--soft-bg);
}
/* Where a soft section meets a soft one, soften the divider */
.section--soft + .section--soft { border-top-color: #e7e7e3; }

/* ---------- Dark CTA ---------- */
.section--dark {
  background: #111111;
  color: #fff;
  border-top-color: #111111;
}
.section--dark .label { color: #ffffff; }
.section--dark h2 { color: #fff; }
.section--dark .prose p { color: rgba(255, 255, 255, 0.72); }
.section--dark .hero-actions { margin-top: 40px; }
.section--dark .btn-primary { background: #fff; color: #111; }
.section--dark .btn-primary:hover { background: var(--accent); color: #fff; }
.section--dark .link-arrow { color: #fff; }
.section--dark .link-arrow:hover { color: #8ca5f5; border-bottom-color: #8ca5f5; }

/* ---------- Outline button ---------- */
.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--text);
}
.btn-outline:hover { background: var(--text); color: #fff; }

/* ---------- Melbourne: map + area chips ---------- */
.melb-top { align-items: start; }
.melb-top .about-copy .link-arrow { margin-top: 28px; }

.map-frame {
  border: 1px solid var(--border);
  background: var(--soft-bg);
  aspect-ratio: 4 / 3;
  width: 100%;
}
.map-frame iframe {
  width: 100%;
  height: 100%;
  display: block;
}

.area-block {
  margin-top: 64px;
  padding-top: 48px;
  border-top: 1px solid var(--border);
}
.area-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 0;
}
.area-tags li {
  font-size: 14px;
  color: var(--text);
  background: var(--soft-bg);
  border: 1px solid var(--border);
  padding: 8px 15px;
  border-radius: 2px;
  transition: border-color 0.15s ease, color 0.15s ease, background-color 0.15s ease;
}
.section--soft .area-tags li { background: #fff; }
.area-tags li:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- Two-column list ---------- */
.list-2col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  margin-top: 36px;
  max-width: 860px;
  border-top: 1px solid var(--border);
}
.list-2col li {
  position: relative;
  padding: 13px 14px 13px 22px;
  border-bottom: 1px solid var(--border);
  font-size: 16px;
  color: var(--text-soft);
}
.list-2col li:nth-child(odd) { border-right: 1px solid var(--border); }
.list-2col li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 20px;
  width: 5px;
  height: 5px;
  background: var(--accent);
}

/* ---------- Read more (details) ---------- */
.more-wrap { border-top: 1px solid var(--border); }
.more-summary {
  list-style: none;
  cursor: pointer;
  text-align: center;
  padding: 48px 0;
}
.more-summary::-webkit-details-marker { display: none; }
.more-summary .btn { display: inline-block; }
.more .lbl-less { display: none; }
.more[open] .lbl-more { display: none; }
.more[open] .lbl-less { display: inline; }
.more[open] .more-summary { padding-bottom: 8px; }
.more-content .section:first-child { border-top: 1px solid var(--border); }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 72px 0 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
}
.footer-brand p {
  color: var(--text-soft);
  font-size: 15px;
  margin-top: 16px;
  max-width: 34ch;
}
.footer-col h4 {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 12px;
  color: var(--text-soft);
  margin-bottom: 18px;
  font-weight: 500;
}
.footer-col ul li { margin-bottom: 12px; }
.footer-col a,
.footer-col p {
  font-size: 15px;
  color: var(--text-soft);
  transition: color 0.15s ease;
}
.footer-col a:hover { color: var(--accent); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 64px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
  font-size: 13.5px;
  color: var(--text-soft);
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom a:hover { color: var(--accent); }

/* ============================================================
   SUB-PAGE COMPONENTS
   ============================================================ */

/* Active nav item */
.nav a.active { color: var(--text); }

/* ---------- Sub-page hero ---------- */
.page-hero {
  padding: clamp(64px, 9vw, 108px) 0 clamp(56px, 7vw, 84px);
  border-bottom: 1px solid var(--border);
}
.page-hero h1 { max-width: 15ch; margin-bottom: 26px; }
.page-hero .lead { margin-bottom: 34px; }
.page-hero .eyebrow { margin-bottom: 20px; }

/* Breadcrumb */
.crumbs {
  font-size: 13px;
  color: var(--text-soft);
  margin-bottom: 26px;
}
.crumbs a { color: var(--text-soft); border-bottom: 1px solid transparent; }
.crumbs a:hover { color: var(--accent); border-bottom-color: var(--accent); }
.crumbs span { color: var(--border); margin: 0 8px; }

/* Lead paragraph under a section heading */
.section > .container > .section-lead {
  max-width: var(--textw);
  color: var(--text-soft);
  font-size: 18px;
  margin-bottom: 8px;
}

/* ---------- Card grid (title + text) ---------- */
.card-grid {
  display: grid;
  gap: 0;
  margin-top: 52px;
  border-top: 1px solid var(--border);
}
.card-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  padding: 34px 40px 34px 0;
  border-bottom: 1px solid var(--border);
}
.card .num,
.card .card-kicker {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-soft);
  margin-bottom: 12px;
}
.card h3 { margin-bottom: 12px; }
.card p { color: var(--text-soft); font-size: 16px; max-width: 42ch; }

/* Example workflow "flow" line */
.card p.flow {
  max-width: none;
  font-size: 16.5px;
  color: var(--text);
  line-height: 1.7;
}
.card p.flow .arrow {
  color: var(--accent);
  margin: 0 4px;
  font-weight: 500;
}

/* ---------- Comparison table ---------- */
.table-scroll { overflow-x: auto; }
.compare {
  margin-top: 48px;
  width: 100%;
  border-collapse: collapse;
  border-top: 1px solid var(--border);
  font-size: 16px;
}
.compare th,
.compare td {
  text-align: left;
  padding: 16px 20px 16px 0;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.compare thead th {
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
  color: var(--text);
}
.compare thead th:last-child { color: var(--accent); }
.compare td { color: var(--text-soft); }
.compare td:last-child { color: var(--text); }
.compare tbody th {
  font-weight: 400;
  color: var(--text-soft);
  width: 34%;
  padding-right: 24px;
}

/* ---------- Contact form ---------- */
.form-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 64px;
  margin-top: 8px;
}
.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px 24px;
  margin-top: 8px;
}
.field { display: flex; flex-direction: column; }
.field.full { grid-column: 1 / -1; }
.field label {
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text);
}
.field label .opt { color: var(--text-soft); font-weight: 400; }
.field input,
.field select,
.field textarea {
  font-family: inherit;
  font-size: 16px;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 12px 14px;
  transition: border-color 0.15s ease;
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.form-actions {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 8px;
}
.contact-form button { border: 0; cursor: pointer; }
.trust-note {
  font-size: 14px;
  color: var(--text-soft);
  border-left: 2px solid var(--accent);
  padding: 4px 0 4px 16px;
  margin-top: 12px;
  max-width: 60ch;
}
.trust-note.full { grid-column: 1 / -1; }

/* Contact aside (options / details) */
.contact-aside .opt-list { margin-top: 8px; border-top: 1px solid var(--border); }
.contact-aside .opt-list li {
  padding: 16px 0 16px 22px;
  border-bottom: 1px solid var(--border);
  position: relative;
  font-size: 16px;
}
.contact-aside .opt-list li::before {
  content: "";
  position: absolute; left: 4px; top: 23px;
  width: 5px; height: 5px; background: var(--accent);
}
.contact-aside .opt-list strong { display: block; font-weight: 500; color: var(--text); }
.contact-aside .opt-list span { font-size: 14px; color: var(--text-soft); }

/* ---------- Melbourne: area under map ---------- */
.map-col { display: flex; flex-direction: column; }
.area-under { margin-top: 22px; }
.area-under .includes-label {
  font-size: 11.5px;
  letter-spacing: 0.09em;
  margin-top: 0 !important;
}
.area-tags.sm { gap: 7px; margin-top: 12px; }
.area-tags.sm li { font-size: 12.5px; padding: 5px 11px; }
.area-under .supporting { font-size: 13px; margin-top: 14px; }

/* ============================================================
   SECTION RAIL (scroll-spy, right side)
   ============================================================ */
.section-rail {
  position: fixed;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 60;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.section-rail a {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  padding: 5px 0;
  color: var(--text-soft);
  cursor: pointer;
}
.section-rail .rail-label {
  font-size: 12px;
  letter-spacing: 0.02em;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(6px);
  transition: opacity 0.15s ease, transform 0.15s ease, color 0.15s ease;
  pointer-events: none;
}
.section-rail .rail-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1px solid var(--text-soft);
  background: transparent;
  flex: none;
  transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}
.section-rail a:hover .rail-label { opacity: 1; transform: translateX(0); }
.section-rail a:hover .rail-dot { border-color: var(--text); }
.section-rail a.active .rail-dot { background: var(--accent); border-color: var(--accent); transform: scale(1.15); }
.section-rail a.active .rail-label { opacity: 1; transform: translateX(0); color: var(--accent); }
/* On dark sections, lift rail contrast */
.section-rail.on-dark .rail-dot { border-color: rgba(255,255,255,0.5); }
.section-rail.on-dark .rail-label { color: rgba(255,255,255,0.8); }
.section-rail.on-dark a.active .rail-dot { background: #8ca5f5; border-color: #8ca5f5; }
.section-rail.on-dark a.active .rail-label { color: #8ca5f5; }

/* ============================================================
   CHAT ASSISTANT WIDGET
   ============================================================ */
.jd-chat { --panel-w: 100%; }
.hero-dock { width: 100%; }
.jd-chat.inline { width: 100%; }

/* Panel shell */
.jd-panel {
  display: flex;
  flex-direction: column;
  background: var(--bg);
  border: 1px solid var(--border);
  overflow: hidden;
}
.jd-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--soft-bg);
}
.jd-head .jd-avatar {
  width: 26px; height: 26px; flex: none;
  border: 1px solid var(--border);
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 500;
}
.jd-head .jd-avatar b { color: var(--accent); font-weight: 500; }
.jd-head .jd-title { font-size: 14px; font-weight: 500; line-height: 1.2; }
.jd-head .jd-status { font-size: 11.5px; color: var(--text-soft); }
.jd-head .jd-min {
  margin-left: auto; border: 0; background: transparent; cursor: pointer;
  font-size: 18px; line-height: 1; color: var(--text-soft); padding: 4px;
}
.jd-head .jd-min:hover { color: var(--text); }

.jd-msgs {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.jd-msg { font-size: 14.5px; line-height: 1.55; max-width: 88%; }
.jd-msg p { margin: 0 0 8px; }
.jd-msg p:last-child { margin: 0; }
.jd-msg a { color: var(--accent); border-bottom: 1px solid var(--accent); }
.jd-msg.bot {
  align-self: flex-start;
  background: var(--soft-bg);
  border: 1px solid var(--border);
  padding: 11px 13px;
  border-radius: 2px 10px 10px 10px;
  color: var(--text);
}
.jd-msg.user {
  align-self: flex-end;
  background: var(--text);
  color: #fff;
  padding: 11px 13px;
  border-radius: 10px 10px 2px 10px;
}
.jd-msg.user a { color: #fff; border-bottom-color: #fff; }
.jd-typing { display: inline-flex; gap: 4px; align-items: center; }
.jd-typing i {
  width: 6px; height: 6px; border-radius: 50%; background: var(--text-soft);
  display: inline-block; opacity: 0.4; animation: jd-blink 1.2s infinite;
}
.jd-typing i:nth-child(2){ animation-delay: 0.2s; }
.jd-typing i:nth-child(3){ animation-delay: 0.4s; }
@keyframes jd-blink { 0%,60%,100%{opacity:0.25;} 30%{opacity:0.9;} }

.jd-chips {
  display: flex; flex-wrap: wrap; gap: 7px;
  padding: 0 16px 12px;
}
.jd-chip {
  font: inherit; font-size: 12.5px; cursor: pointer;
  background: var(--bg); color: var(--text);
  border: 1px solid var(--border); border-radius: 2px;
  padding: 6px 11px;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.jd-chip:hover { border-color: var(--accent); color: var(--accent); }

.jd-form {
  display: flex; gap: 8px;
  padding: 12px 14px;
  border-top: 1px solid var(--border);
  background: var(--bg);
}
.jd-form input {
  flex: 1 1 auto; font: inherit; font-size: 14.5px;
  border: 1px solid var(--border); border-radius: 2px;
  padding: 10px 12px; color: var(--text); background: var(--bg);
}
.jd-form input:focus { outline: none; border-color: var(--accent); }
.jd-form button {
  flex: none; border: 0; cursor: pointer;
  background: var(--text); color: #fff;
  width: 42px; border-radius: 2px; font-size: 16px;
  transition: background-color 0.15s ease;
}
.jd-form button:hover { background: var(--accent); }

/* Launcher pill (floating, closed) */
.jd-launch {
  display: none;
  align-items: center; gap: 9px;
  border: 1px solid var(--border);
  background: var(--text); color: #fff;
  font: inherit; font-size: 14px; font-weight: 500;
  padding: 12px 18px; border-radius: 40px; cursor: pointer;
  box-shadow: 0 6px 24px rgba(0,0,0,0.16);
}
.jd-launch .jd-dot-live {
  width: 8px; height: 8px; border-radius: 50%; background: #7ee2a8; flex: none;
}
.jd-launch:hover { background: var(--accent); }

/* --- INLINE (in hero) --- */
.jd-chat.inline .jd-launch { display: none; }
.jd-chat.inline .jd-panel {
  height: 580px;
  border-radius: 2px;
}

/* --- FLOATING --- */
.jd-chat.floating {
  position: fixed;
  left: 50%;
  bottom: 22px;
  transform: translateX(-50%);
  z-index: 80;
  width: auto;
}
.jd-chat.floating .jd-panel { display: none; }
.jd-chat.floating .jd-launch { display: inline-flex; }
.jd-chat.floating.open .jd-panel {
  display: flex;
  width: 384px;
  max-width: 92vw;
  height: 540px;
  max-height: 76vh;
  border-radius: 4px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.18);
}
.jd-chat.floating.open .jd-launch { display: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1300px) {
  .section-rail { display: none; }
}
@media (max-width: 900px) {
  :root { --space-section: 84px; }
  .jd-chat.inline .jd-panel { height: 500px; }
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-media { max-width: 360px; }
  .card-grid.cols-2 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 640px) {
  body { font-size: 17px; }
  .container { padding: 0 20px; }

  /* Mobile navigation */
  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    border: 0;
    background: transparent;
    cursor: pointer;
    padding: 0;
  }
  .nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    margin: 0 auto;
    background: var(--text);
    transition: transform 0.2s ease, opacity 0.2s ease;
  }
  .site-header.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .site-header.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  .site-header.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .header-inner > .btn-primary.btn-sm { display: none; }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    margin: 0;
    padding: 6px 20px 18px;
    background: var(--bg);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }
  .site-header.nav-open .nav { display: flex; }
  .nav a {
    font-size: 16px;
    color: var(--text);
    padding: 15px 0;
    border-bottom: 1px solid var(--border);
  }
  .nav a:last-of-type { border-bottom: 0; }
  .nav .nav-cta-mobile {
    display: block;
    margin-top: 14px;
    padding: 14px;
    text-align: center;
    background: var(--text);
    color: #fff;
    border-bottom: 0;
    border-radius: 2px;
  }
  .grid-2,
  .grid-3 { grid-template-columns: 1fr; }
  .step { grid-template-columns: 1fr; gap: 8px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .hero-features { grid-template-columns: 1fr; }
  .hero-features li { padding: 16px 0 0; border-bottom: 1px solid var(--border); }
  .hero-features li:last-child { border-bottom: none; padding-bottom: 16px; }
  .area-list { grid-template-columns: 1fr; }
  .area-list li:nth-child(odd) { border-right: none; }
  .list-2col { grid-template-columns: 1fr; }
  .list-2col li:nth-child(odd) { border-right: none; }
  .service,
  .usecase,
  .numbered-item,
  .card { padding-right: 0; }
  .contact-form { grid-template-columns: 1fr; }
  .compare tbody th { width: 40%; }
  .jd-chat.floating { left: 0; right: 0; bottom: 0; transform: none; width: 100%; }
  .jd-chat.floating .jd-launch { margin: 0 auto 14px; }
  .jd-chat.floating.open .jd-panel {
    width: 100%; max-width: 100%; height: 70vh; border-radius: 0;
  }
}