/* LabCraft Inc — Plum Professional */
:root {
  --bg: #f7f2f6;
  --bg-deep: #efe5ed;
  --paper: #ffffff;
  --text: #402b3e;
  --text-soft: #5f4a5c;
  --accent: #7c456e;
  --accent-dark: #5e3353;
  --line: #e2d2df;
  --ink: #33212f;
  --serif: Georgia, Cambria, "Times New Roman", Times, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --radius: 8px;
  --wrap: 1180px;
  --gutter: 24px;
}

*, *::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: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-dark); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 400; line-height: 1.22; margin: 0 0 .5em; color: var(--text); }
h1 { font-size: clamp(1.9rem, 1.2rem + 2.4vw, 3rem); }
h2 { font-size: clamp(1.6rem, 1.2rem + 1.3vw, 2.15rem); }
h3 { font-size: 1.22rem; }
p { margin: 0 0 1em; }
ul, ol { margin: 0 0 1em; padding-left: 1.2em; }
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.narrow { max-width: 780px; }
.eyebrow { display: block; font-family: var(--sans); font-size: .95rem; color: var(--text-soft); margin-bottom: .5rem; letter-spacing: .01em; }
.eyebrow--accent { color: var(--accent); font-weight: 600; }
.lead { font-size: 1.1rem; color: var(--text-soft); }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 200; background: var(--accent); color: #fff; padding: 10px 14px; border-radius: var(--radius); }
.skip-link:focus { top: 12px; color: #fff; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  min-height: 44px; padding: .6em 1.2em;
  background: var(--accent); color: #fff; border: 1px solid var(--accent);
  border-radius: 6px; font: 600 .95rem/1.2 var(--sans); text-decoration: none;
  transition: background .2s, border-color .2s;
}
.btn:hover { background: var(--accent-dark); border-color: var(--accent-dark); color: #fff; }
.btn--ghost { background: transparent; color: var(--accent); }
.btn--ghost:hover { background: var(--paper); color: var(--accent-dark); }
.btn--sm { min-height: 36px; padding: .45em 1em; font-size: .85rem; }
.text-link { font-weight: 600; text-decoration: none; border-bottom: 1px solid currentColor; padding-bottom: 1px; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(247, 242, 246, .96); border-bottom: 1px solid var(--line); backdrop-filter: blur(6px); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-family: var(--serif); font-size: 1.2rem; }
.brand svg { width: 26px; height: 26px; flex: none; }
.brand:hover { color: var(--accent); }
.site-nav ul { display: flex; gap: 4px; list-style: none; margin: 0; padding: 0; }
.site-nav a { display: block; padding: 8px 10px; color: var(--text); text-decoration: none; font-size: .9rem; border-bottom: 2px solid transparent; }
.site-nav a:hover { color: var(--accent); }
.site-nav a.is-active, .site-nav a[aria-current="page"] { color: var(--accent); border-bottom-color: var(--accent); }
.menu-toggle { display: none; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 6px; background: transparent; color: var(--text); cursor: pointer; padding: 0; }
.menu-toggle span, .menu-toggle span::before, .menu-toggle span::after { display: block; width: 20px; height: 2px; background: currentColor; margin: 0 auto; position: relative; transition: transform .2s, background .2s; }
.menu-toggle span::before, .menu-toggle span::after { content: ""; position: absolute; left: 0; }
.menu-toggle span::before { top: -6px; }
.menu-toggle span::after { top: 6px; }
.menu-toggle[aria-expanded="true"] span { background: transparent; }
.menu-toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

/* ---------- Home ---------- */
.home-hero { padding: 44px 0 0; text-align: center; }
.home-hero h1 { max-width: 760px; margin: 0 auto 16px; }
.home-hero .lead { max-width: 640px; margin: 0 auto 24px; }
.hero-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-bottom: 36px; }
.hero-visual { margin: 0; position: relative; }
.hero-visual img { width: 100%; height: clamp(260px, 40vw, 560px); object-fit: cover; object-position: 50% 45%; }
.hero-visual figcaption { position: absolute; right: 16px; bottom: 12px; max-width: calc(100% - 32px); background: rgba(247, 242, 246, .9); color: var(--text-soft); font-size: .78rem; padding: 4px 10px; border-radius: 4px; }

.section { padding: 80px 0; }
.section--tint { background: var(--bg-deep); }
.section--paper { background: var(--paper); }
.section-head { text-align: center; max-width: 700px; margin: 0 auto 40px; }
.section-head p { color: var(--text-soft); }

.story { text-align: center; }
.story > .narrow { margin: 0 auto; }
.story p { font-size: 1.06rem; }
.story-split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; max-width: 980px; margin: 48px auto 0; text-align: left; }
.story-split article { border-top: 1px solid var(--accent); padding-top: 20px; }
.story-split h3 { font-size: 1.3rem; }
.story-split p { font-size: 1rem; color: var(--text-soft); margin: 0; }

.offer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 1040px; margin: 0 auto; list-style: none; padding: 0; }
.offer-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 24px 24px; text-align: center; display: flex; flex-direction: column; align-items: center; box-shadow: 0 6px 18px rgba(64, 43, 62, .05); transition: transform .2s, box-shadow .2s; }
.offer-card:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(64, 43, 62, .09); }
.offer-card .icon { width: 44px; height: 44px; color: var(--accent); margin-bottom: 14px; }
.offer-card h3 { font-family: var(--sans); font-weight: 700; font-size: 1.02rem; line-height: 1.3; margin-bottom: 8px; }
.offer-card p { font-size: .9rem; color: var(--text-soft); flex: 1; margin-bottom: 18px; }
.offer-card .tag { font-size: .75rem; letter-spacing: .04em; color: var(--accent); margin-bottom: 6px; }

.domains { display: grid; grid-template-columns: 5fr 7fr; gap: 56px; align-items: start; }
.domains h2 { margin-bottom: 16px; }
.domain-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.domain-list li { display: grid; grid-template-columns: 170px 1fr; gap: 20px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.domain-list .label { font-family: var(--serif); font-size: 1.1rem; color: var(--accent); }
.domain-list p { margin: 0; color: var(--text-soft); }
.domain-list a { font-weight: 600; }

.about-band { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; max-width: 1000px; margin: 0 auto; }
.about-band blockquote { margin: 0; font-family: var(--serif); font-size: clamp(1.35rem, 1rem + 1.2vw, 1.85rem); line-height: 1.4; color: var(--accent); }

.contact-band { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; max-width: 1040px; margin: 0 auto; align-items: start; }
.contact-list { list-style: none; padding: 0; margin: 20px 0 0; }
.contact-list li { display: flex; gap: 12px; align-items: flex-start; padding: 8px 0; }
.contact-list svg { width: 18px; height: 18px; flex: none; margin-top: 4px; color: var(--accent); }
.contact-list a { color: var(--text); font-weight: 600; word-break: break-word; }
.mail-panel { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; }
.mail-panel h3 { margin-bottom: 10px; }
.mail-panel ul { color: var(--text-soft); font-size: .95rem; margin-bottom: 22px; }
.mail-panel li { margin-bottom: 4px; }
.mail-note { font-size: .82rem; color: var(--text-soft); margin: 12px 0 0; }

/* ---------- Inner shared ---------- */
.page-head { padding: 56px 0 40px; border-bottom: 1px solid var(--line); }
.page-head .lead { max-width: 720px; }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 0 0 14px; font-size: .88rem; color: var(--text-soft); }
.breadcrumb li + li::before { content: "/"; margin-right: 6px; color: var(--line); }
.breadcrumb a { color: var(--text-soft); }
.breadcrumb [aria-current] { color: var(--accent); }

/* Services overview */
.svc-group { padding: 64px 0 24px; }
.svc-group__head { display: grid; grid-template-columns: 280px 1fr; gap: 40px; margin-bottom: 24px; }
.svc-group__head h2 { margin: 0; }
.svc-group__head p { margin: 0; color: var(--text-soft); max-width: 640px; }
.svc-row { display: grid; grid-template-columns: 280px 1fr 220px; gap: 40px; padding: 32px 0; border-top: 1px solid var(--line); align-items: start; }
.svc-row__num { font-family: var(--serif); font-size: 2.2rem; color: var(--accent); line-height: 1; margin-bottom: 10px; }
.svc-row h3 { font-size: 1.4rem; }
.svc-row h3 a { color: var(--text); text-decoration: none; }
.svc-row h3 a:hover { color: var(--accent); }
.svc-row dl { margin: 0; }
.svc-row dt { font-weight: 700; font-size: .85rem; color: var(--accent); margin-top: 10px; }
.svc-row dt:first-child { margin-top: 0; }
.svc-row dd { margin: 2px 0 0; color: var(--text-soft); }
.svc-row figure { margin: 0; }
.svc-row figure img { border-radius: var(--radius); border: 1px solid var(--line); aspect-ratio: 3 / 2; object-fit: cover; width: 100%; }

.steps { list-style: none; counter-reset: step; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; padding: 0; margin: 0; }
.steps li { counter-increment: step; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.steps li::before { content: counter(step, decimal-leading-zero); display: block; font-family: var(--serif); color: var(--accent); font-size: 1.5rem; margin-bottom: 8px; }
.steps h3 { font-family: var(--sans); font-weight: 700; font-size: 1rem; margin-bottom: 6px; }
.steps p { font-size: .92rem; color: var(--text-soft); margin: 0; }

.cta-strip { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; background: var(--paper); border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: var(--radius); padding: 28px 32px; }
.cta-strip h2 { font-size: 1.5rem; margin: 0 0 4px; }
.cta-strip p { margin: 0; color: var(--text-soft); }

/* Service detail */
.detail { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 56px; padding: 48px 0 72px; }
.side-nav { position: sticky; top: 88px; align-self: start; }
.side-nav h2 { font-size: 1.1rem; margin-bottom: 12px; }
.side-nav ul { list-style: none; margin: 0; padding: 0; }
.side-nav a { display: block; padding: 7px 0 7px 12px; border-left: 2px solid var(--line); color: var(--text); text-decoration: none; font-size: .9rem; line-height: 1.35; font-weight: 600; }
.side-nav a:hover { color: var(--accent); border-left-color: var(--accent); }
.side-nav a[aria-current="page"] { color: var(--accent); border-left-color: var(--accent); background: rgba(124, 69, 110, .06); }
.side-nav .back { margin-top: 18px; font-size: .88rem; }
.detail-main { max-width: 760px; }
.detail-main h1 { font-size: clamp(1.75rem, 1.2rem + 1.6vw, 2.4rem); }
.detail-main h2 { font-size: 1.45rem; margin-top: 8px; }
.detail-main section { margin-top: 44px; }
.benefit { font-family: var(--serif); font-size: 1.2rem; line-height: 1.5; color: var(--accent); border-left: 3px solid var(--accent); padding-left: 18px; margin: 24px 0; }
.feature-list { padding-left: 1.1em; }
.feature-list li { margin-bottom: 8px; }
.feature-list strong { color: var(--text); }
.media-row { display: grid; grid-template-columns: 300px 1fr; gap: 28px; align-items: start; margin-top: 28px; }
.media-row figure { margin: 0; }
.media-row img { border-radius: var(--radius); border: 1px solid var(--line); width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.media-row figcaption { font-size: .78rem; color: var(--text-soft); margin-top: 6px; }
.media-row h3 { font-family: var(--sans); font-weight: 700; font-size: 1.05rem; }
.media-row p { color: var(--text-soft); }
.scenario-list { list-style: none; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.scenario-list li { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; }
.scenario-list strong { display: block; font-family: var(--serif); font-weight: 400; font-size: 1.08rem; margin-bottom: 4px; }
.scenario-list span { font-size: .93rem; color: var(--text-soft); }
.process { padding-left: 1.3em; }
.process li { margin-bottom: 10px; padding-left: 4px; }
.process li::marker { font-family: var(--serif); color: var(--accent); }
.inquiry { background: var(--bg-deep); border-radius: var(--radius); padding: 28px; }
.inquiry h2 { margin-top: 0; }
.related { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; padding: 0; }
.related a { display: inline-block; padding: 8px 14px; border: 1px solid var(--line); border-radius: 999px; background: var(--paper); text-decoration: none; font-size: .88rem; }

/* About */
.about-intro { display: grid; grid-template-columns: 7fr 5fr; gap: 56px; align-items: center; padding: 56px 0; }
.about-intro figure { margin: 0; }
.about-intro img { border-radius: var(--radius); aspect-ratio: 4 / 5; object-fit: cover; object-position: 68% 50%; width: 100%; }
.about-intro figcaption { font-size: .78rem; color: var(--text-soft); margin-top: 6px; }
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.pillars article { border-top: 1px solid var(--accent); padding-top: 18px; }
.pillars p { color: var(--text-soft); margin: 0; }
.facts { display: grid; grid-template-columns: 200px 1fr; margin: 0; border-top: 1px solid var(--line); }
.facts dt, .facts dd { padding: 16px 0; border-bottom: 1px solid var(--line); margin: 0; }
.facts dt { font-weight: 700; color: var(--accent); font-size: .92rem; }
.facts dd ul { margin: 0; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }

/* Contact page */
.contact-hero { display: grid; grid-template-columns: 7fr 5fr; gap: 56px; padding: 56px 0 64px; align-items: end; }
.email-big { display: inline-block; font-family: var(--serif); font-size: clamp(1.3rem, 1rem + 1.6vw, 2.1rem); color: var(--accent); word-break: break-word; margin: 8px 0 20px; }
.address-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.address-card h2 { font-size: 1.2rem; }
.address-card address { font-style: normal; font-size: 1.05rem; }
.prep { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.prep article { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.prep ul { color: var(--text-soft); }
.topics { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.topics a { display: flex; flex-direction: column; gap: 4px; height: 100%; padding: 18px 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); text-decoration: none; color: var(--text); }
.topics a:hover { border-color: var(--accent); }
.topics strong { font-family: var(--serif); font-weight: 400; font-size: 1.08rem; }
.topics span { font-size: .85rem; color: var(--accent); }

/* Footer */
.site-footer { margin-top: 0; }
.footer-top { background: var(--bg-deep); border-top: 1px solid var(--line); padding: 48px 0 40px; }
.footer-top .wrap { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 40px; }
.footer-top h2 { font-size: 1.05rem; font-family: var(--sans); font-weight: 700; margin-bottom: 10px; }
.footer-top .brand { margin-bottom: 10px; }
.footer-top p, .footer-top address { font-style: normal; color: var(--text-soft); font-size: .93rem; margin: 0 0 6px; }
.footer-top ul { list-style: none; padding: 0; margin: 0; font-size: .93rem; }
.footer-top li { margin-bottom: 4px; }
.footer-top a { color: var(--text); }
.footer-bar { background: var(--text); color: #eadfe8; padding: 16px 0; font-size: .85rem; }
.footer-bar .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; }
.footer-bar ul { display: flex; flex-wrap: wrap; gap: 4px 20px; list-style: none; margin: 0; padding: 0; }
.footer-bar a { color: #f7f2f6; text-decoration: none; }
.footer-bar a:hover { text-decoration: underline; color: #fff; }
.footer-bar p { margin: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .svc-row { grid-template-columns: 220px 1fr; }
  .svc-row figure { grid-column: 2; max-width: 320px; }
  .steps { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 920px) {
  .js .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .site-header .wrap { flex-wrap: wrap; }
  .js .site-nav { display: none; width: 100%; padding-bottom: 12px; }
  .js .site-nav.is-open { display: block; }
  .site-nav ul { flex-wrap: wrap; }
  .js .site-nav ul { flex-direction: column; gap: 0; }
  .js .site-nav a { min-height: 44px; display: flex; align-items: center; padding: 10px 4px; border-bottom: 1px solid var(--line); }
  .js .site-nav a.is-active, .js .site-nav a[aria-current="page"] { border-bottom-color: var(--line); border-left: 3px solid var(--accent); padding-left: 10px; }
  .detail { grid-template-columns: 1fr; gap: 0; padding-top: 32px; }
  .side-nav { position: static; order: 2; margin-top: 48px; padding-top: 32px; border-top: 1px solid var(--line); }
  .detail-main { max-width: none; }
  .domains, .about-band, .contact-band, .two-col, .about-intro, .contact-hero { grid-template-columns: 1fr; gap: 32px; }
  .footer-top .wrap { grid-template-columns: 1fr 1fr; }
  .footer-top .wrap > :first-child { grid-column: 1 / -1; }
  .pillars { grid-template-columns: 1fr; gap: 28px; }
  .topics { grid-template-columns: 1fr 1fr; }
  .svc-group__head { grid-template-columns: 1fr; gap: 12px; }
}
@media (max-width: 720px) {
  :root { --gutter: 18px; }
  .section { padding: 56px 0; }
  .home-hero { padding-top: 28px; }
  .home-hero h1 { font-size: clamp(1.7rem, 1.2rem + 2.6vw, 2.2rem); }
  .story-split { grid-template-columns: 1fr; gap: 28px; margin-top: 32px; }
  .offer-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .offer-card { padding: 18px 12px 14px; }
  .offer-card .icon { width: 34px; height: 34px; margin-bottom: 10px; }
  .offer-card h3 { font-size: .9rem; }
  .offer-card p { display: none; }
  .offer-card .btn { width: 100%; }
  .domain-list li { grid-template-columns: 1fr; gap: 4px; }
  .svc-row { grid-template-columns: 1fr; gap: 16px; }
  .svc-row figure { grid-column: auto; max-width: none; }
  .steps, .prep, .topics, .scenario-list { grid-template-columns: 1fr; }
  .media-row { grid-template-columns: 1fr; gap: 14px; }
  .facts { grid-template-columns: 1fr; }
  .facts dt { border-bottom: 0; padding-bottom: 0; }
  .mail-panel, .cta-strip, .inquiry { padding: 22px; }
  .footer-top .wrap { grid-template-columns: 1fr; gap: 28px; }
  .footer-bar .wrap { flex-direction: column; align-items: flex-start; }
  .page-head { padding: 36px 0 28px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}