/* Jiajia WIM — editorial / technology-magazine system
   Light paper, ink-green, signal yellow. One stylesheet for the whole site. */

:root {
  --bg: #FAFAF9;
  --paper: #FFFFFF;
  --ink: #17201A;
  --muted: #5B635B;
  --green: #14532D;
  --green-deep: #0E3A20;
  --green-wash: #EDF3EC;
  --yellow: #EAB308;
  --yellow-wash: #FBF3D6;
  --line: #E3E5DE;
  --line-strong: #C9CEC4;
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --wrap: 1240px;
  --pad: clamp(1.25rem, 4vw, 4rem);
  --shadow: 0 24px 60px -34px rgba(20, 83, 45, .35);
}

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

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.72;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
a { color: var(--green); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 600; line-height: 1.08; letter-spacing: -.018em; margin: 0; color: var(--green-deep); }
p { margin: 0 0 1.15em; }
p:last-child { margin-bottom: 0; }
ul, ol { margin: 0 0 1.2em; padding-left: 1.15em; }
li { margin: 0 0 .5em; }
::selection { background: var(--yellow); color: var(--green-deep); }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--pad); }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--green); color: #fff; padding: .7rem 1.1rem; font-size: .9rem;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* ---------------------------------------------------------------- header */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(250, 250, 249, .92);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; min-height: 78px; }
.brand { display: inline-flex; align-items: center; gap: .7rem; color: var(--green-deep); }
.brand:hover { text-decoration: none; }
.brand-mark { width: 30px; height: 30px; flex: none; }
.brand-name { font-family: var(--serif); font-weight: 700; font-size: 1.42rem; letter-spacing: -.03em; }
.brand-name .brand-dot { color: var(--yellow); }

.primary-nav { display: flex; align-items: center; gap: clamp(1rem, 2vw, 2.1rem); }
.primary-nav > a {
  font-size: .9rem; font-weight: 500; color: var(--ink); letter-spacing: .005em;
  padding: .35rem 0; border-bottom: 2px solid transparent; white-space: nowrap;
}
.primary-nav > a:hover { color: var(--green); text-decoration: none; border-bottom-color: var(--yellow); }
.primary-nav > a.is-active { color: var(--green); border-bottom-color: var(--yellow); }
.primary-nav > a.nav-cta {
  background: var(--green); color: #fff; padding: .62rem 1.05rem;
  border: 1px solid var(--green); border-radius: 2px; font-size: .84rem;
}
.primary-nav > a.nav-cta:hover { background: var(--green-deep); border-color: var(--green-deep); color: #fff; text-decoration: none; }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: .6rem; }
.nav-toggle span { display: block; width: 26px; height: 2px; margin: 5px 0; background: var(--green-deep); transition: transform .25s ease, opacity .25s ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------------------------------------------------------------- type kit */
.eyebrow {
  font-family: var(--sans); font-size: .72rem; font-weight: 600; letter-spacing: .22em;
  text-transform: uppercase; color: var(--green); margin: 0 0 1.2rem;
  display: inline-flex; align-items: center; gap: .65rem;
}
.eyebrow::before { content: ""; width: 9px; height: 9px; background: var(--yellow); display: inline-block; }
.eyebrow--light { color: #CFE3D4; }

.lede { font-size: clamp(1.1rem, 1.6vw, 1.32rem); line-height: 1.65; color: var(--muted); max-width: 62ch; }

.section { padding-block: clamp(3.5rem, 8vw, 7.5rem); border-top: 1px solid var(--line); }
.section:first-of-type { border-top: 0; }
.section--tint { background: var(--green-wash); }
.section--paper { background: var(--paper); }
.section--ink { background: var(--green-deep); color: #EAF1EA; }
.section--ink h1, .section--ink h2, .section--ink h3 { color: #fff; }
.section--ink p { color: #D3E2D6; }
.section--ink .eyebrow { color: #F0D873; }

.section-head { max-width: 760px; margin-bottom: clamp(2.2rem, 5vw, 3.6rem); }
.section-head h2 { font-size: clamp(2rem, 4.2vw, 3.35rem); margin-bottom: 1rem; }
.section-num { display: block; font-family: var(--sans); font-size: .75rem; letter-spacing: .2em; color: var(--muted); margin-bottom: 1.4rem; text-transform: uppercase; }
.section-num b { color: var(--green); font-weight: 700; }

.btn {
  display: inline-flex; align-items: center; gap: .6rem; font-family: var(--sans);
  font-size: .9rem; font-weight: 600; padding: .8rem 1.35rem; border: 1px solid transparent;
  border-radius: 2px; cursor: pointer; transition: transform .18s ease, background .18s ease, color .18s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn--green { background: var(--green); color: #fff; }
.btn--green:hover { background: var(--green-deep); color: #fff; }
.btn--yellow { background: var(--yellow); color: var(--green-deep); }
.btn--yellow:hover { background: #d4a207; color: var(--green-deep); }
.btn--ghost { border-color: var(--line-strong); color: var(--green-deep); background: transparent; }
.btn--ghost:hover { border-color: var(--green); color: var(--green); }
.btn-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.arrow { font-family: var(--sans); font-weight: 400; }

/* ---------------------------------------------------------------- hero */
.hero { padding-block: clamp(3rem, 7vw, 6.5rem) clamp(3.5rem, 8vw, 7rem); }
.hero-inner { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.hero-copy h1 { font-size: clamp(2.9rem, 6.4vw, 5.4rem); line-height: 1.01; margin-bottom: 1.5rem; }
.hero-copy h1 em { font-style: italic; color: var(--green); }
.hero-copy .lede { margin-bottom: 0; }
.hero-figure { position: relative; }
.hero-figure .frame { overflow: hidden; border: 1px solid var(--line); background: var(--green-wash); box-shadow: var(--shadow); }
.hero-figure img { width: 100%; height: auto; object-fit: cover; }
.hero-figure .frame::after {
  content: ""; position: absolute; right: -14px; bottom: -14px; width: 84px; height: 84px;
  background: var(--yellow); z-index: -1;
}
.hero-figure figcaption { font-size: .8rem; color: var(--muted); margin-top: .8rem; letter-spacing: .02em; }

/* ---------------------------------------------------------------- layout */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: start; }
.split--wide { grid-template-columns: 1.35fr .65fr; }
.split--narrow { grid-template-columns: .65fr 1.35fr; }
.stack > * + * { margin-top: 1.15rem; }

.prose { font-size: 1.075rem; max-width: 68ch; }
.prose h2 { font-size: clamp(1.7rem, 3vw, 2.5rem); margin: 2.4rem 0 1rem; }
.prose h3 { font-size: clamp(1.3rem, 2.2vw, 1.7rem); margin: 2rem 0 .75rem; }
.prose p { color: #33403A; }
.prose a { text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--yellow); text-decoration-thickness: 2px; }
.prose strong { color: var(--green-deep); }
.prose ul li::marker, .prose ol li::marker { color: var(--green); }
.dropcap::first-letter {
  font-family: var(--serif); float: left; font-size: 4.4rem; line-height: .82;
  padding: .1em .12em 0 0; color: var(--green); font-weight: 700;
}

/* ---------------------------------------------------------------- pull quote */
.pull-quote {
  border-left: 4px solid var(--yellow); background: var(--paper);
  padding: clamp(1.6rem, 3vw, 2.6rem); margin: 2.5rem 0; box-shadow: var(--shadow);
}
.pull-quote .pq-num {
  font-family: var(--serif); font-size: clamp(3.2rem, 7vw, 5.6rem); line-height: .9;
  color: var(--green); font-weight: 700; display: block; letter-spacing: -.04em;
}
.pull-quote .pq-num small { font-size: .34em; letter-spacing: 0; vertical-align: super; }
.pull-quote blockquote { margin: 1rem 0 .9rem; font-family: var(--serif); font-style: italic; font-size: clamp(1.15rem, 2vw, 1.5rem); line-height: 1.42; color: var(--green-deep); }
.pull-quote cite { font-style: normal; font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }

/* ---------------------------------------------------------------- cards */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.card-grid--2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: var(--paper); border: 1px solid var(--line); padding: clamp(1.5rem, 2.6vw, 2.2rem);
  display: flex; flex-direction: column; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--line-strong); text-decoration: none; }
.card .card-tag { font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--green); font-weight: 600; margin-bottom: 1.1rem; }
.card h3 { font-size: 1.55rem; margin-bottom: .8rem; }
.card p { color: var(--muted); font-size: .98rem; flex: 1; }
.card-link { margin-top: 1.4rem; font-size: .86rem; font-weight: 600; color: var(--green); display: inline-flex; gap: .5rem; align-items: center; }
.card:hover .card-link { color: var(--green-deep); }
.card-index { font-family: var(--serif); font-size: 2.6rem; color: var(--yellow); line-height: 1; margin-bottom: 1rem; display: block; }

/* ---------------------------------------------------------------- case strip */
.case-strip { border-block: 1px solid var(--line); background: var(--paper); }
.case-strip-track { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; }
.case-item { flex: 0 0 clamp(260px, 30vw, 380px); scroll-snap-align: start; border-right: 1px solid var(--line); }
.case-item:last-child { border-right: 0; }
.case-item .case-media { overflow: hidden; aspect-ratio: 16 / 10; background: var(--green-wash); }
.case-item img { width: 100%; height: 100%; object-fit: cover; }
.case-item figcaption { padding: 1.1rem 1.25rem 1.5rem; font-size: .88rem; color: var(--muted); }
.case-item figcaption b { display: block; font-family: var(--serif); font-size: 1.15rem; color: var(--green-deep); margin-bottom: .3rem; }
.strip-head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding-bottom: 1.4rem; }
.strip-head span { font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }

/* ---------------------------------------------------------------- figures */
.figure { margin: 0; }
.figure .frame { overflow: hidden; border: 1px solid var(--line); background: var(--green-wash); }
.figure img { width: 100%; height: auto; object-fit: cover; }
.figure figcaption { font-size: .8rem; color: var(--muted); margin-top: .7rem; }
.figure--offset { box-shadow: var(--shadow); }

/* ---------------------------------------------------------------- stats */
.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.stat { background: var(--paper); padding: clamp(1.4rem, 2.5vw, 2.2rem); }
.stat .num { font-family: var(--serif); font-size: clamp(2rem, 4vw, 3.1rem); color: var(--green); font-weight: 700; line-height: 1; display: block; letter-spacing: -.03em; }
.stat .label { font-size: .84rem; color: var(--muted); margin-top: .7rem; display: block; line-height: 1.5; }
.stat--yellow { background: var(--yellow); }
.stat--yellow .num, .stat--yellow .label { color: var(--green-deep); }

/* ---------------------------------------------------------------- tables */
.spec-table { width: 100%; border-collapse: collapse; font-size: .96rem; background: var(--paper); }
.spec-table caption { text-align: left; font-family: var(--serif); font-size: 1.4rem; color: var(--green-deep); margin-bottom: 1rem; }
.spec-table th, .spec-table td { text-align: left; padding: .85rem 1rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.spec-table thead th { background: var(--green-wash); font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--green); }
.spec-table tbody th { font-weight: 600; color: var(--green-deep); width: 42%; }
.spec-table tbody tr:last-child th, .spec-table tbody tr:last-child td { border-bottom: 0; }

/* ---------------------------------------------------------------- tags / notes */
.tag-list { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.5rem; list-style: none; padding: 0; }
.tag-list li { margin: 0; }
.tag { display: inline-block; font-size: .78rem; letter-spacing: .04em; padding: .38rem .75rem; border: 1px solid var(--line-strong); color: var(--green-deep); background: var(--paper); border-radius: 100px; }
.note { border-left: 3px solid var(--green); padding: .2rem 0 .2rem 1.2rem; color: var(--muted); font-size: .95rem; }
.callout { background: var(--yellow-wash); border: 1px solid #EBDB9B; padding: 1.3rem 1.5rem; font-size: .96rem; }
.callout b { color: var(--green-deep); }

.breadcrumb { font-size: .8rem; color: var(--muted); padding-block: 1.4rem; border-bottom: 1px solid var(--line); }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--green); }
.breadcrumb span { margin-inline: .5rem; color: var(--line-strong); }

.toc { border: 1px solid var(--line); background: var(--paper); padding: 1.4rem 1.6rem; font-size: .92rem; }
.toc b { display: block; font-size: .75rem; letter-spacing: .16em; text-transform: uppercase; color: var(--green); margin-bottom: .8rem; }
.toc ol { margin: 0; padding-left: 1.1rem; }
.toc li { margin-bottom: .35rem; }
.toc a { color: var(--ink); }

/* ---------------------------------------------------------------- cta band */
.cta-band { background: var(--green-deep); color: #fff; padding-block: clamp(3.2rem, 7vw, 6rem); }
.cta-inner { display: flex; align-items: flex-end; justify-content: space-between; gap: 2.5rem; flex-wrap: wrap; }
.cta-inner .cta-text { max-width: 720px; }
.cta-band h2 { color: #fff; font-size: clamp(2rem, 4.4vw, 3.4rem); margin-bottom: 0; }
.cta-band .eyebrow { color: #F0D873; }
.cta-band .eyebrow::before { background: #F0D873; }
.cta-alt { font-size: .88rem; color: #BFD3C2; margin-top: 1.4rem; }
.cta-alt a { color: #fff; text-decoration: underline; text-underline-offset: 3px; }
.cta-band .btn { flex: none; }

/* ---------------------------------------------------------------- forms */
.form-wrap { background: var(--paper); border: 1px solid var(--line); padding: clamp(1.6rem, 3.5vw, 3rem); box-shadow: var(--shadow); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem 1.3rem; }
.field { display: flex; flex-direction: column; }
.field--full { grid-column: 1 / -1; }
.field label { font-size: .8rem; font-weight: 600; letter-spacing: .04em; color: var(--green-deep); margin-bottom: .45rem; }
.field input, .field textarea, .field select {
  font-family: var(--sans); font-size: .98rem; color: var(--ink); background: var(--bg);
  border: 1px solid var(--line-strong); border-radius: 2px; padding: .72rem .85rem; width: 100%;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: 2px solid var(--yellow); outline-offset: 1px; border-color: var(--green); }
.field textarea { min-height: 150px; resize: vertical; }
.field .hint { font-size: .76rem; color: var(--muted); margin-top: .35rem; }
.hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }
.form-actions { display: flex; align-items: center; gap: 1.2rem; flex-wrap: wrap; margin-top: 1.5rem; }
.form-note { font-size: .82rem; color: var(--muted); }
.form-status { margin-top: 1.1rem; font-size: .92rem; display: none; }
.form-status.is-ok, .form-status.is-error { display: block; }
.form-status.is-ok { color: var(--green); border-left: 3px solid var(--green); padding-left: .9rem; }
.form-status.is-error { color: #8A2B12; border-left: 3px solid #C2410C; padding-left: .9rem; }
.form-status a { text-decoration: underline; }
.commercial { border-top: 1px solid var(--line); margin-top: 2rem; padding-top: 1.6rem; }

/* ---------------------------------------------------------------- footer */
.site-footer { background: #0C2A18; color: #C9D9CD; padding-block: clamp(3rem, 6vw, 4.5rem) 1.6rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 2.5rem; }
.footer-brand .brand-name { color: #fff; display: block; margin-bottom: 1rem; }
.footer-brand p { font-size: .9rem; color: #AEC3B2; max-width: 38ch; }
.site-footer h2 { font-family: var(--sans); font-size: .74rem; letter-spacing: .18em; text-transform: uppercase; color: #F0D873; margin-bottom: 1.2rem; }
.footer-col a { display: block; color: #C9D9CD; font-size: .9rem; margin-bottom: .6rem; }
.footer-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid #1E442C; margin-top: 2.8rem; padding-top: 1.4rem; font-size: .82rem; color: #90A994; display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.footer-bottom a { color: #90A994; }

/* ---------------------------------------------------------------- motion */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s cubic-bezier(.2, .7, .2, 1); }
.reveal.in-view { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .09s; }
.reveal[data-delay="2"] { transition-delay: .18s; }
.reveal[data-delay="3"] { transition-delay: .27s; }

@keyframes kenburns {
  from { transform: scale(1); }
  to { transform: scale(1.09); }
}
.ken-burns img { animation: kenburns 16s ease-out infinite alternate; }

/* ---------------------------------------------------------------- responsive: <=1024 */
@media (max-width: 1024px) {
  .nav-toggle { display: block; }
  .primary-nav {
    position: absolute; left: 0; right: 0; top: 100%;
    background: var(--paper); border-bottom: 1px solid var(--line);
    flex-direction: column; align-items: stretch; gap: 0;
    padding: .5rem var(--pad) 1.4rem; display: none; box-shadow: var(--shadow);
  }
  .primary-nav.is-open { display: flex; }
  .primary-nav > a { padding: .85rem 0; border-bottom: 1px solid var(--line); font-size: 1rem; }
  .primary-nav > a.nav-cta { margin-top: 1rem; text-align: center; border-bottom: 0; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-figure { order: -1; }
  .split, .split--wide, .split--narrow { grid-template-columns: 1fr; gap: 2rem; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-row { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* ---------------------------------------------------------------- responsive: <=768 */
@media (max-width: 768px) {
  body { font-size: 1rem; }
  .header-inner { min-height: 66px; }
  .hero-copy h1 { font-size: clamp(2.5rem, 11vw, 3.6rem); }
  .section-head h2 { font-size: clamp(1.9rem, 8vw, 2.5rem); }
  .card-grid, .card-grid--2 { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: 1fr 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .cta-band .btn { width: 100%; justify-content: center; }
  .btn-row .btn { width: 100%; justify-content: center; }
  .pull-quote .pq-num { font-size: 3.4rem; }
  .case-item { flex-basis: 78%; }
  .spec-table tbody th { width: 50%; }
  .spec-table th, .spec-table td { padding: .7rem .6rem; font-size: .88rem; }
}

/* ---------------------------------------------------------------- reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .ken-burns img { animation: none !important; }
}

/* ---------------------------------------------------------------- blog module (appended 2026-11-05) */
.card-meta { display: block; margin-top: 1.2rem; font-size: .76rem; font-weight: 500; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.article-meta { display: inline-flex; flex-wrap: wrap; gap: .4rem 1.4rem; margin-top: 1.6rem; font-size: .78rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.article-meta b { color: var(--green); font-weight: 600; }
.blog-list .card h3 { font-size: 1.4rem; }
.article-cta { margin-top: 3rem; padding: 1.7rem 1.9rem; background: var(--green-wash); border-left: 4px solid var(--green); }
.article-cta h2 { font-size: 1.5rem; margin: 0 0 .7rem; }
.article-cta p { margin-bottom: 0; color: #33403A; }
@media (max-width: 768px) {
  .article-cta { padding: 1.3rem 1.4rem; }
}