:root {
  --ink: oklch(18% 0.025 118);
  --text: oklch(28% 0.025 118);
  --muted: oklch(44% 0.025 118);
  --line: oklch(84% 0.018 118);
  --soft: oklch(95% 0.015 118);
  --leaf: oklch(31% 0.075 139);
  --moss: oklch(47% 0.09 136);
  --wax: oklch(99% 0.002 118);
  --radius: 10px;
  --wrap: min(1180px, calc(100vw - 40px));
  --font-display: "Alegreya Sans", Arial, Helvetica, sans-serif;
  --font-body: "Source Sans 3", Arial, Helvetica, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background: var(--wax);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
}
img { max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
a:hover, a:focus { color: var(--leaf); text-decoration: none; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid oklch(64% 0.16 145);
  outline-offset: 3px;
}
p { margin: 0 0 16px; max-width: 70ch; }
h1, h2, h3 {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-display);
  line-height: 1.08;
  letter-spacing: 0;
  text-wrap: balance;
}
.aikun-wrap { width: var(--wrap); margin-inline: auto; }
.aikun-topbar {
  background: var(--leaf);
  color: white;
  font-size: 14px;
}
.aikun-topbar .aikun-wrap {
  min-height: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}
.aikun-topbar a { color: white; }
.aikun-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid color-mix(in oklch, var(--line), transparent 25%);
  background: color-mix(in oklch, var(--wax), white 45%);
}
.aikun-header .aikun-wrap {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
}
.aikun-brand img { width: 198px; display: block; }
.aikun-nav {
  display: flex;
  align-items: center;
  gap: clamp(12px, 1.7vw, 24px);
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  font-weight: 800;
  color: var(--ink);
}
.aikun-nav > li { position: relative; list-style: none; }
.aikun-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
}
.aikun-nav .active > a,
.aikun-nav a:hover { color: var(--leaf); }
.aikun-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 210px;
  display: none;
  padding: 10px;
  margin: 0;
  list-style: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: white;
  box-shadow: 0 8px 18px rgb(0 0 0 / .08);
}
.aikun-nav li:hover .aikun-dropdown { display: grid; }
.aikun-dropdown a {
  width: 100%;
  min-height: 36px;
  padding: 0 8px;
  border-radius: 7px;
  color: var(--text);
}
.aikun-dropdown a:hover { background: var(--soft); color: var(--leaf); }
.aikun-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--leaf);
  border-radius: 999px;
  background: var(--leaf);
  color: white !important;
  font-weight: 800;
  white-space: nowrap;
}
.aikun-cta:hover { background: var(--moss); color: white !important; }
.page_bg {
  min-height: 260px;
  display: flex;
  align-items: end;
  margin: 0;
  padding: 90px 0 42px;
  background-color: var(--ink);
  background-size: cover !important;
  position: relative;
  overflow: hidden;
}
.page_bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgb(5 18 10 / .86), rgb(5 18 10 / .48), rgb(5 18 10 / .22)),
    url("/static/aikun-redesign/aikun-hero-product-atmosphere.png") center / cover no-repeat;
  z-index: 0;
}
.page_bg .aikun-wrap { position: relative; z-index: 1; color: white; }
.page_bg h1 { color: white; font-size: clamp(34px, 5vw, 60px); max-width: 760px; }
.page_bg p { color: color-mix(in oklch, white, transparent 15%); font-size: 18px; }
.inner-shell { padding: clamp(52px, 7vw, 92px) 0; }
.inner-layout {
  display: grid;
  grid-template-columns: minmax(220px, 280px) minmax(0, 1fr);
  gap: clamp(26px, 4vw, 54px);
  align-items: start;
}
.inner-content { min-width: 0; }
.content-panel {
  border-top: 1px solid var(--line);
  padding-top: 24px;
}
.section-title, .left_h {
  margin: 0 0 22px;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 42px);
  line-height: 1.08;
}
.contents {
  color: var(--text);
  font-size: 17px;
}
.contents img, .product_con img {
  border-radius: var(--radius);
  margin: 18px 0;
}
.inner-sidebar {
  position: sticky;
  top: 104px;
  display: grid;
  gap: 18px;
}
.sidebar-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: white;
  padding: 20px;
}
.sidebar-card h2 {
  margin: 0 0 14px;
  font-size: 20px;
}
.sidebar-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 6px;
}
.sidebar-card li { list-style: none; }
.sidebar-card a {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid color-mix(in oklch, var(--line), transparent 45%);
}
.sidebar-card li:last-child a { border-bottom: 0; }
.sidebar-card .left_active,
.sidebar-card a:hover { color: var(--leaf); }
.sidebar-contact p {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 14px;
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.product-card {
  display: block;
  border-bottom: 1px solid var(--line);
  padding-bottom: 18px;
  transition: transform .25s ease, border-color .25s ease;
}
.product-card img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius);
  background: var(--soft);
  transition: transform .35s ease, filter .35s ease;
}
.product-card strong {
  display: block;
  margin-top: 13px;
  color: var(--ink);
  font-size: 17px;
  line-height: 1.32;
}
.product-card:hover {
  transform: translateY(-6px);
  border-color: var(--leaf);
}
.product-card:hover img { transform: scale(1.025); filter: saturate(1.03) contrast(1.02); }
.product-detail {
  display: grid;
  grid-template-columns: minmax(280px, .95fr) minmax(0, 1.05fr);
  gap: clamp(24px, 4vw, 46px);
  align-items: start;
}
.product-gallery {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--soft);
}
.product-gallery img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}
.product-summary h2 {
  font-size: clamp(28px, 4vw, 48px);
}
.product-info {
  margin: 22px 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.product-info li {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}
.product-info b { color: var(--ink); }
.product_con {
  margin-top: 42px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  font-size: 17px;
}
.news-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
}
.news-list li {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.news-list a {
  color: var(--ink);
  font-weight: 800;
}
.news_time {
  color: var(--muted);
  font-size: 14px;
  white-space: nowrap;
}
.contents_title {
  display: block;
  margin-bottom: 12px;
  font-size: clamp(30px, 4vw, 48px);
}
.contents_des {
  margin-bottom: 24px;
  color: var(--muted);
}
.inquiry-box {
  max-width: 720px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(24px, 4vw, 42px);
  background: white;
}
.form-grid {
  display: grid;
  gap: 14px;
}
.form-control,
.inquiry-box input,
.inquiry-box textarea,
.site-search input {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 14px;
  background: white;
  color: var(--ink);
  font: inherit;
}
.inquiry-box textarea {
  min-height: 150px;
  padding-top: 13px;
  resize: vertical;
}
.submit-btn, .btn-primary {
  min-height: 48px;
  border: 1px solid var(--leaf) !important;
  border-radius: 999px !important;
  background: var(--leaf) !important;
  color: white !important;
  padding: 0 22px;
  font-weight: 800;
}
.point {
  margin-top: 30px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.point span {
  padding: 12px 0;
  color: var(--muted);
}
.list_related {
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.pagination {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.pagination a {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 14px;
  background: white;
}
.pagination a:hover { border-color: var(--leaf); background: var(--leaf); color: white; }
.empty-state, .tac {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: white;
  color: var(--muted);
}
.faq-list {
  display: grid;
  gap: 12px;
}
.faq-list-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: white;
  overflow: hidden;
}
.faq-list-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 64px;
  padding: 18px 20px;
  color: var(--ink);
  cursor: pointer;
  font-weight: 800;
  line-height: 1.3;
  list-style: none;
}
.faq-list-item summary::-webkit-details-marker { display: none; }
.faq-list-item summary::after {
  content: "+";
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--leaf);
  font-size: 20px;
  line-height: 1;
}
.faq-list-item[open] summary {
  border-bottom: 1px solid var(--line);
  color: var(--leaf);
}
.faq-list-item[open] summary::after { content: "-"; }
.faq-list-answer {
  padding: 18px 20px 20px;
  color: var(--text);
}
.faq-list-answer p:last-child,
.faq-answer p:last-child { margin-bottom: 0; }
.faq-list-answer a {
  color: var(--leaf);
  font-weight: 800;
}
.faq-kicker {
  margin-bottom: 10px;
  color: var(--leaf);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.faq-answer {
  max-width: 760px;
  border-top: 1px solid var(--line);
  padding-top: 22px;
  font-size: 18px;
}
.aikun-footer {
  background: var(--ink);
  color: color-mix(in oklch, white, transparent 20%);
  padding: clamp(48px, 7vw, 74px) 0 26px;
}
.aikun-footer-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr .8fr;
  gap: 28px;
}
.aikun-footer h3, .aikun-footer strong {
  display: block;
  margin-bottom: 12px;
  color: white;
  font-family: var(--font-display);
  font-size: 22px;
}
.aikun-footer a { color: color-mix(in oklch, white, transparent 15%); }
.aikun-footer a:hover { color: white; }
.footer-links, .footer-labels {
  display: grid;
  gap: 8px;
}
.footer-meta {
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid rgb(255 255 255 / .16);
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 14px;
}
.footer_nav { display: none !important; }
.scroll { display: none !important; }
@media (max-width: 980px) {
  .aikun-header .aikun-wrap { align-items: flex-start; flex-direction: column; padding: 14px 0; }
  .aikun-nav { width: 100%; flex-wrap: wrap; gap: 8px 16px; }
  .aikun-dropdown { position: static; display: none; box-shadow: none; margin-top: 4px; }
  .inner-layout, .product-detail { grid-template-columns: 1fr; }
  .inner-sidebar { position: static; order: 2; }
  .inner-content { order: 1; }
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .aikun-footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .aikun-wrap { width: min(100vw - 28px, 1180px); }
  .aikun-topbar .aikun-wrap { align-items: flex-start; flex-direction: column; padding: 8px 0; }
  .aikun-brand img { width: 170px; }
  .aikun-cta { width: 100%; }
  .page_bg { min-height: 220px; padding: 70px 0 32px; }
  .product-grid, .news-list li, .point, .product-info li { grid-template-columns: 1fr; }
  .product-info li { gap: 4px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}