/* ==========================================================================
   JINCHENG TOOLS — front-end stylesheet
   Layout targets: mobile (<640) · large mobile (640-899) · tablet (900-1199)
                   desktop (>=1200)
   ========================================================================== */

:root {
  --navy-900: #1E150A;
  --navy-800: #2B2011;
  --navy-700: #3A2B14;
  --navy-600: #4A3718;
  --blue-600: #A96500;
  --blue-500: #DE8F0A;
  --blue-050: #FFF4DE;
  --amber-500: #FBA304;
  --amber-600: #DE8C00;
  --amber-050: #FFF6E0;
  --bg: #FAF6EE;
  --surface: #ffffff;
  --surface-2: #FCF9F3;
  --text: #231A0E;
  --text-2: #4D4030;
  --muted: #7C6D57;
  --line: #EFE4D2;
  --line-2: #F6EFE3;
  --ok: #12a150;
  --err: #d64545;

  --radius: 14px;
  --radius-sm: 10px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 2px rgba(43, 32, 17, .06), 0 2px 8px rgba(43, 32, 17, .05);
  --shadow: 0 6px 18px rgba(43, 32, 17, .08), 0 2px 6px rgba(43, 32, 17, .04);
  --shadow-lg: 0 18px 44px rgba(43, 32, 17, .14);
  --wrap: 1240px;
  --gut: 24px;
  --ease: cubic-bezier(.32, .72, .32, 1);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; overflow-x: clip; }
@supports not (overflow: clip) { html { overflow-x: hidden; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
    "Noto Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }
h1, h2, h3, h4 { line-height: 1.22; margin: 0; font-weight: 700; letter-spacing: -.01em; }
h1 { font-size: clamp(1.85rem, 1.2rem + 2.6vw, 3.1rem); }
h2 { font-size: clamp(1.45rem, 1.1rem + 1.5vw, 2.15rem); }
h3 { font-size: clamp(1.05rem, .98rem + .3vw, 1.25rem); }
p { margin: 0 0 .9em; }
ul, ol { margin: 0; padding: 0; list-style: none; }
table { border-collapse: collapse; width: 100%; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gut); }
.ic { flex: none; }
.flip { transform: rotate(180deg); }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 12px; top: 12px; z-index: 999; background: #fff; padding: 10px 16px; border-radius: 8px; }

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

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 12px 22px; border-radius: 100px; border: 1px solid transparent;
  font-weight: 600; font-size: .95rem; line-height: 1;
  cursor: pointer; transition: all .22s var(--ease); white-space: nowrap;
}
.btn--sm { padding: 9px 16px; font-size: .875rem; gap: 7px; }
.btn--lg { padding: 15px 30px; font-size: 1rem; }
.btn--block { width: 100%; }
.btn--primary { background: linear-gradient(135deg, var(--blue-600), var(--navy-700)); color: #fff; box-shadow: var(--shadow-sm); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(22, 104, 179, .3); }
.btn--amber { background: linear-gradient(135deg, var(--amber-500), var(--amber-600)); color: #24160a; box-shadow: 0 4px 14px rgba(240, 160, 32, .34); }
.btn--amber:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(240, 160, 32, .42); }
.btn--ghost { background: #fff; color: var(--navy-700); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--blue-500); color: var(--blue-600); background: var(--blue-050); }
.btn--ghostlite { background: rgba(255, 255, 255, .1); color: #fff; border-color: rgba(255, 255, 255, .38); backdrop-filter: blur(6px); }
.btn--ghostlite:hover { background: rgba(255, 255, 255, .2); }
.btn:focus-visible, a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid rgba(43, 131, 209, .45); outline-offset: 2px;
}

.iconbtn { background: none; border: 0; padding: 9px; border-radius: 10px; cursor: pointer; display: none; }

/* ------------------------------------------------------------------ topbar */

.topbar { background: var(--navy-900); color: rgba(255, 255, 255, .82); font-size: .8rem; }
.topbar__in { display: flex; align-items: center; gap: 14px; height: 40px; }
.topbar__item { display: inline-flex; align-items: center; gap: 7px; color: rgba(255, 255, 255, .8); transition: color .2s; }
.topbar__item:hover { color: #fff; }
.topbar__sep { width: 1px; height: 14px; background: rgba(255, 255, 255, .18); }
.topbar__grow { flex: 1; }
.topbar__cta { color: var(--amber-500); font-weight: 600; }
.topbar__cta:hover { color: #ffc25a; }

/* ------------------------------------------------------------------ navbar */

.site-header { position: sticky; top: 0; z-index: 200; }
.navbar { background: rgba(255, 255, 255, .96); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); box-shadow: 0 1px 0 rgba(43, 32, 17, .02); }
.navbar__in { display: flex; align-items: center; gap: 12px; min-height: 74px; }
.logo { display: flex; align-items: center; gap: 12px; flex: none; }
.logo__mark { display: grid; place-items: center; }
.logo__text { display: flex; flex-direction: column; line-height: 1.15; }
.logo__text strong { font-size: 1.16rem; letter-spacing: .06em; color: var(--navy-800); font-weight: 800; }
.logo__text small { font-size: .74rem; color: var(--muted); letter-spacing: .02em; }
.logo--dark .logo__text strong { color: #fff; }
.logo--dark .logo__text small { color: rgba(255, 255, 255, .6); }

.nav { flex: 1; }
.nav__list { display: flex; align-items: center; gap: 4px; }
.nav__link {
  display: inline-flex; align-items: center; gap: 5px; padding: 10px 11px; border-radius: 10px;
  font-weight: 600; font-size: .95rem; color: var(--text-2); white-space: nowrap;
  transition: all .2s var(--ease);
}
.nav__link:hover, .nav__link.is-active { color: var(--blue-600); background: var(--blue-050); }
.navbar__actions { display: flex; align-items: center; gap: 12px; margin-left: auto; }
/* 导航一行要容下 logo + 五个菜单 + 母语全称语言条 + 询盘按钮（共 1240px 版心），
   询盘按钮与语言条都要收紧一些 */
.navbar__cta { padding: 10px 14px; }

/* language switcher —— 五语横排（桌面位于导航右侧，手机独占一行） */
.lang {
  display: inline-flex; align-items: center; gap: 2px; padding: 3px;
  border: 1px solid var(--line); border-radius: 100px; background: #fff;
  margin-left: auto;
}
.lang__ic { display: grid; place-items: center; width: 30px; height: 30px; color: var(--muted); flex: none; }
.lang__list { display: flex; align-items: center; gap: 1px; list-style: none; margin: 0; padding: 0; }
.lang__link {
  display: grid; place-items: center; min-width: 40px; height: 30px; padding: 0 6px;
  border-radius: 100px; font-size: .75rem; font-weight: 600; color: var(--text-2);
  letter-spacing: .01em; white-space: nowrap; transition: all .2s var(--ease);
}
.lang__link:hover { background: var(--surface-2); color: var(--blue-600); }
.lang__link.is-active { background: var(--blue-600); color: #fff; }
.lang__code { line-height: 1; }

/* --- 窄屏形态：「选择语言」+ 下拉框，展开后是各语言母语写法 --- */
.lang--drop { display: none; align-items: center; gap: 10px; }
.langdrop__label { font-size: .78rem; color: var(--muted); white-space: nowrap; }
.langdrop__box { position: relative; }
.langdrop__btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 12px;
  border: 1px solid var(--line); border-radius: 10px; background: #fff;
  font-weight: 600; font-size: .8rem; color: var(--text-2); cursor: pointer;
  white-space: nowrap;
}
.langdrop__btn .ic { color: var(--muted); transition: transform .2s var(--ease); }
.lang--drop.is-open .langdrop__btn .ic { transform: rotate(180deg); }
.langdrop__menu {
  position: absolute; right: 0; top: calc(100% + 8px); min-width: 176px;
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  box-shadow: var(--shadow-lg); padding: 6px; list-style: none; margin: 0;
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: all .2s var(--ease); z-index: 60;
}
.lang--drop.is-open .langdrop__menu { opacity: 1; visibility: visible; transform: none; }
.langdrop__item { display: block; padding: 9px 12px; border-radius: 8px; font-size: .84rem; color: var(--text-2); }
.langdrop__item:hover { background: var(--surface-2); color: var(--blue-600); }
.langdrop__item.is-active { background: var(--blue-050); color: var(--blue-600); font-weight: 600; }

@media (max-width: 1279px) {
  .lang--row { display: none; }
  /* flex-basis:100% 强制语言条独占一行；容器不画胶囊边框（整行拉伸会很怪），
     视觉集中在右侧「English ▾」按钮上，手机端再加两端分布 */
  .lang--drop {
    display: flex; flex-basis: 100%; order: 9;
    margin: 10px 0 0; padding: 0; border: 0; background: none;
    justify-content: flex-end; align-items: center;
  }
}

/* mega menu */
.has-mega { position: relative; }
.mega {
  position: absolute; left: -40px; top: calc(100% + 14px); width: min(860px, 88vw);
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg); padding: 18px; opacity: 0; visibility: hidden;
  transform: translateY(-10px); transition: all .24s var(--ease); z-index: 25;
}
.has-mega:hover .mega, .has-mega:focus-within .mega { opacity: 1; visibility: visible; transform: none; }
.mega__in { display: grid; grid-template-columns: 1.5fr 1fr; gap: 18px; }
.mega__title { font-size: .74rem; text-transform: uppercase; letter-spacing: .11em; color: var(--muted); font-weight: 700; margin: 0 0 10px; }
.mega__list { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.mega__list a { display: flex; gap: 11px; padding: 11px; border-radius: 11px; transition: background .18s; }
.mega__list a:hover { background: var(--surface-2); }
.mega__ic { width: 38px; height: 38px; border-radius: 10px; background: var(--blue-050); color: var(--blue-600); display: grid; place-items: center; flex: none; }
.mega__tx { display: flex; flex-direction: column; }
.mega__tx strong { font-size: .9rem; color: var(--navy-800); }
.mega__tx small { font-size: .76rem; color: var(--muted); line-height: 1.4; }
.mega__promo { background: linear-gradient(150deg, var(--navy-800), var(--blue-600)); color: #fff; border-radius: var(--radius); padding: 20px; display: flex; flex-direction: column; gap: 8px; justify-content: center; }
.mega__promo-t { font-weight: 700; margin: 0; font-size: 1rem; }
.mega__promo-x { font-size: .82rem; color: rgba(255, 255, 255, .8); margin: 0 0 6px; line-height: 1.55; }

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

.hero { position: relative; isolation: isolate; color: #fff; overflow: hidden; }
.hero__bg { position: absolute; inset: 0; background-size: cover; background-position: center; transform: scale(1.03); z-index: -2; }
.hero__scrim {
  position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(100deg, rgba(26, 19, 9, .94) 0%, rgba(9, 38, 66, .86) 42%, rgba(9, 38, 66, .45) 72%, rgba(9, 38, 66, .25) 100%);
}
.hero__in { padding: clamp(58px, 7vw, 118px) var(--gut); max-width: var(--wrap); }
.hero__in > * { max-width: 720px; }
.hero__badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 15px; border-radius: 100px;
  background: rgba(240, 160, 32, .16); border: 1px solid rgba(240, 160, 32, .42);
  color: #ffca6d; font-size: .8rem; font-weight: 600; margin: 0 0 20px;
}
.hero__title { margin: 0 0 18px; text-wrap: balance; }
.hero__sub { color: rgba(255, 255, 255, .84); font-size: clamp(.95rem, .9rem + .3vw, 1.08rem); margin-bottom: 30px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 13px; }
.hero__tags { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 32px; font-size: .84rem; color: rgba(255, 255, 255, .78); }
.hero__tags li { display: inline-flex; align-items: center; gap: 7px; }
.hero__tags .ic { color: var(--amber-500); }

/* ------------------------------------------------------------- stats strip */

.statsbar { background: var(--navy-800); color: #fff; }
.statsbar__in { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; padding: 26px var(--gut); }
.stat { text-align: center; padding: 6px 10px; border-right: 1px solid rgba(255, 255, 255, .1); }
.stat:last-child { border-right: 0; }
.stat__v { display: block; font-size: clamp(1.5rem, 1.1rem + 1.3vw, 2.1rem); font-weight: 800; color: #fff; letter-spacing: -.02em; }
.stat__v em { font-size: .58em; font-style: normal; color: var(--amber-500); margin-left: 2px; }
.stat__l { display: block; font-size: .78rem; color: rgba(255, 255, 255, .65); margin-top: 3px; }

/* ---------------------------------------------------------------- sections */

.sec { padding: clamp(52px, 6vw, 92px) 0; }
.sec--alt { background: var(--surface); }
.sec--tight { padding-top: 34px; }
.sec--pad { padding: clamp(70px, 10vw, 140px) 0; }

.eyebrow { font-size: .76rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; color: var(--blue-600); margin: 0 0 10px; }
.sec-head { margin-bottom: clamp(30px, 3.6vw, 52px); }
.sec-head--center { text-align: center; max-width: 720px; margin-left: auto; margin-right: auto; }
.sec-head--left { text-align: left; margin-bottom: 26px; }
.sec-head__sub { color: var(--muted); margin: 12px 0 0; font-size: 1.02rem; }
.sec-more { text-align: center; margin: 40px 0 0; }

.grid { display: grid; gap: 22px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

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

.catgrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.catcard {
  position: relative; overflow: hidden; display: flex; flex-direction: column; gap: 10px;
  padding: 28px 24px 22px; border-radius: var(--radius-lg); background: var(--surface);
  border: 1px solid var(--line); box-shadow: var(--shadow-sm); transition: all .3s var(--ease); min-height: 220px;
}
.catcard:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: rgba(43, 131, 209, .38); }
.catcard__glow { position: absolute; right: -50px; top: -50px; width: 150px; height: 150px; border-radius: 50%; background: radial-gradient(circle, rgba(43, 131, 209, .16), transparent 70%); }
.catcard__ic { width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center; background: linear-gradient(135deg, var(--blue-050), #FFF1D9); color: var(--blue-600); }
.catcard__pic { display: block; border-radius: 14px; overflow: hidden; background: var(--blue-050); aspect-ratio: 5 / 3; }
.catcard__pic img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .45s var(--ease); }
.catcard:hover .catcard__pic img { transform: scale(1.06); }
.catcard h3 { color: var(--navy-800); }
.catcard p { color: var(--muted); font-size: .875rem; margin: 0; flex: 1; }
.catcard__foot { display: flex; align-items: center; justify-content: space-between; font-size: .82rem; font-weight: 600; color: var(--blue-600); padding-top: 14px; border-top: 1px solid var(--line-2); }

/* ----------------------------------------------------------- product card */

.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column; box-shadow: var(--shadow-sm);
  transition: all .28s var(--ease);
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: rgba(43, 131, 209, .32); }
.card__media { position: relative; display: block; aspect-ratio: 4 / 3; background: linear-gradient(160deg, #F6F0E4, #F0E7D8); overflow: hidden; }
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.card:hover .card__media img { transform: scale(1.06); }
.card__badge {
  position: absolute; left: 12px; top: 12px; background: var(--amber-500); color: #24160a;
  font-size: .72rem; font-weight: 700; padding: 5px 11px; border-radius: 100px; letter-spacing: .02em;
}
.card__body { padding: 18px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card__cat { font-size: .74rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--blue-600); }
.card__title { font-size: 1rem; line-height: 1.4; }
.card__title a { color: var(--navy-800); transition: color .2s; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card__title a:hover { color: var(--blue-600); }
.card__meta { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 12px; margin-top: auto; padding-top: 10px; }
.price { font-size: 1.24rem; font-weight: 800; color: var(--navy-800); letter-spacing: -.02em; }
.moq { font-size: .78rem; color: var(--muted); }
.card__foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding-top: 12px; border-top: 1px solid var(--line-2); }
.card__sold { font-size: .76rem; color: var(--muted); }

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

.whycard {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 24px; box-shadow: var(--shadow-sm); transition: all .28s var(--ease);
}
.whycard:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: rgba(43, 131, 209, .3); }
.whycard__ic {
  width: 52px; height: 52px; border-radius: 15px; display: grid; place-items: center; margin-bottom: 16px;
  background: linear-gradient(135deg, var(--navy-700), var(--blue-600)); color: #fff;
}
.whycard h3 { color: var(--navy-800); margin-bottom: 8px; }
.whycard p { color: var(--muted); font-size: .9rem; margin: 0; }

.minicard {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px 22px; box-shadow: var(--shadow-sm); transition: all .26s var(--ease);
}
.minicard:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.minicard__ic { width: 48px; height: 48px; border-radius: 14px; background: var(--amber-050); color: var(--amber-600); display: grid; place-items: center; margin-bottom: 14px; }
.minicard h3 { color: var(--navy-800); margin-bottom: 7px; font-size: 1.02rem; }
.minicard p { color: var(--muted); font-size: .88rem; margin: 0; }

/* ------------------------------------------------------------------- split */

.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 4vw, 60px); align-items: start; }
.split--rev .split__media { order: 2; }
.split__media { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.split__media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.split__media--tall img { aspect-ratio: 3 / 3.4; }
.split__badge {
  position: absolute; left: 20px; bottom: 20px; background: rgba(255, 255, 255, .96);
  border-radius: var(--radius); padding: 14px 20px; box-shadow: var(--shadow); display: flex; flex-direction: column;
}
.split__badge strong { font-size: 1.6rem; color: var(--navy-800); line-height: 1; letter-spacing: -.02em; }
.split__badge span { font-size: .74rem; color: var(--muted); }
.split__body h2 { color: var(--navy-800); margin-bottom: 16px; }
.split__body p { color: var(--text-2); }
.split__quote { display: flex; gap: 10px; background: var(--blue-050); border-left: 3px solid var(--blue-500); padding: 14px 18px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; color: var(--navy-700); font-weight: 600; font-size: .92rem; margin: 20px 0; }
.split__quote .ic { color: var(--amber-500); margin-top: 3px; }
.split__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.ticks { display: grid; gap: 10px; margin: 18px 0 0; }
.ticks li { display: flex; align-items: flex-start; gap: 9px; font-size: .9rem; color: var(--text-2); }
.ticks .ic { color: var(--ok); margin-top: 3px; flex: none; }
.quote { background: var(--navy-800); color: #fff; padding: 20px 24px; border-radius: var(--radius); font-size: 1.02rem; font-weight: 600; margin: 22px 0; border-left: 4px solid var(--amber-500); }

.mktlist { display: grid; gap: 8px; margin-top: 20px; }
.mkt { display: flex; align-items: center; justify-content: space-between; padding: 12px 18px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); }
.mkt__n { font-weight: 600; color: var(--navy-800); font-size: .92rem; }
.mkt__s { font-weight: 700; color: var(--blue-600); font-size: .9rem; }
.mkt__s--soft { color: var(--line); }
.mktlist--big .mkt { padding: 16px 20px; }

/* --------------------------------------------------------------- cta band */

.ctaband { background: linear-gradient(120deg, var(--navy-900), var(--navy-700) 55%, var(--blue-600)); color: #fff; }
.ctaband__in { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding: clamp(40px, 5vw, 64px) var(--gut); flex-wrap: wrap; }
.ctaband h2 { margin-bottom: 8px; }
.ctaband p { color: rgba(255, 255, 255, .8); margin: 0; max-width: 660px; }

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

.pagehero { background: linear-gradient(120deg, var(--navy-900), var(--navy-700)); color: #fff; position: relative; overflow: hidden; }
.pagehero--img { background-size: cover; background-position: center; }
.pagehero--img::before { content: ''; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(26, 19, 9, .93), rgba(9, 38, 66, .74)); }
.pagehero__in { position: relative; padding: clamp(40px, 5vw, 70px) var(--gut); }
.pagehero h1 { margin: 6px 0 0; }
.pagehero__sub { color: rgba(255, 255, 255, .82); max-width: 760px; margin: 14px 0 0; font-size: 1.02rem; }
.pagehero .eyebrow { color: var(--amber-500); }

.crumbs { background: var(--surface); border-bottom: 1px solid var(--line); }
.crumbs ol { display: flex; flex-wrap: wrap; gap: 8px; padding: 13px 0; font-size: .82rem; color: var(--muted); }
.crumbs li + li::before { content: '/'; margin-right: 8px; color: var(--line); }
.crumbs a:hover { color: var(--blue-600); }
.crumbs li[aria-current] { color: var(--text-2); font-weight: 600; }

/* ------------------------------------------------------------ product list */

.plist { display: grid; grid-template-columns: 272px 1fr; gap: 30px; align-items: start; }
.sidebar { display: flex; flex-direction: column; gap: 18px; position: sticky; top: 96px; }
.sb__form { display: flex; flex-direction: column; gap: 10px; }
.sb__search { display: flex; align-items: center; gap: 9px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 0 14px; height: 46px; color: var(--muted); }
.sb__search input { border: 0; background: none; outline: none; flex: 1; font-size: .92rem; height: 100%; color: var(--text); }
.sb__block { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow-sm); }
.sb__title { font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin: 0 0 12px; }
.sb__list { display: grid; gap: 4px; }
.sb__list a { display: flex; align-items: center; gap: 10px; padding: 10px 11px; border-radius: 9px; font-size: .9rem; color: var(--text-2); transition: all .18s; }
.sb__list a:hover { background: var(--surface-2); color: var(--blue-600); }
.sb__list a.is-active { background: var(--blue-050); color: var(--blue-600); font-weight: 600; }
.sb__ic { color: var(--blue-600); display: grid; place-items: center; flex: none; }
.sb__name { flex: 1; line-height: 1.35; }
.sb__n { font-size: .74rem; color: var(--muted); background: var(--surface-2); border-radius: 100px; padding: 2px 8px; }
.sb__list a.is-active .sb__n { background: #fff; color: var(--blue-600); }
.sb__card { background: linear-gradient(150deg, var(--navy-800), var(--blue-600)); color: #fff; border-radius: var(--radius); padding: 20px; }
.sb__card-t { font-weight: 700; margin: 0 0 6px; }
.sb__card-x { font-size: .84rem; color: rgba(255, 255, 255, .8); margin: 0 0 14px; }

.toolbar { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 20px; flex-wrap: wrap; }
.toolbar__count { margin: 0; font-size: .9rem; color: var(--muted); }
.toolbar__count b { color: var(--navy-800); }
.toolbar__sort label { display: inline-flex; align-items: center; gap: 8px; background: #fff; border: 1px solid var(--line); border-radius: 100px; padding: 0 16px; height: 42px; color: var(--muted); }
.toolbar__sort select { border: 0; background: none; outline: none; font-size: .88rem; font-weight: 600; color: var(--text-2); cursor: pointer; height: 100%; }

.pager { display: flex; align-items: center; justify-content: center; gap: 6px; margin-top: 42px; flex-wrap: wrap; }
.pager__n, .pager__step {
  display: inline-flex; align-items: center; gap: 6px; min-width: 42px; height: 42px; padding: 0 14px;
  border-radius: 100px; background: #fff; border: 1px solid var(--line); font-size: .88rem; font-weight: 600; color: var(--text-2);
  justify-content: center; transition: all .2s;
}
.pager__n:hover, .pager__step:hover { border-color: var(--blue-500); color: var(--blue-600); }
.pager__n.is-active { background: var(--navy-800); border-color: var(--navy-800); color: #fff; }
.pager__gap { color: var(--muted); padding: 0 4px; }
.empty { background: #fff; border: 1px dashed var(--line); border-radius: var(--radius); padding: 60px 24px; text-align: center; color: var(--muted); }
.empty p { margin-bottom: 16px; }

/* --------------------------------------------------------- product detail */

.pdetail__grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(26px, 3.4vw, 52px); align-items: start; }
.pgal { position: sticky; top: 100px; }
.pgal__main { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); background: linear-gradient(160deg, #F6F0E4, #F0E7D8); box-shadow: var(--shadow); }
.pgal__main img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.pgal__thumbs { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin-top: 12px; }
.pgal__thumb { padding: 0; border: 2px solid var(--line); border-radius: 10px; overflow: hidden; cursor: pointer; background: none; transition: border-color .2s; }
.pgal__thumb img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.pgal__thumb.is-active, .pgal__thumb:hover { border-color: var(--blue-500); }

.pinfo__cat { display: inline-flex; align-items: center; gap: 7px; font-size: .78rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--blue-600); background: var(--blue-050); padding: 6px 13px; border-radius: 100px; margin-bottom: 14px; }
.pinfo h1 { font-size: clamp(1.35rem, 1.1rem + 1.1vw, 1.95rem); color: var(--navy-800); }
.pinfo__code { font-size: .82rem; color: var(--muted); margin: 10px 0 14px; }
.pinfo__code b { color: var(--navy-700); }
.pinfo__sum { color: var(--text-2); font-size: .96rem; }
.pinfo__price { display: flex; flex-wrap: wrap; gap: 30px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 22px; margin: 20px 0; box-shadow: var(--shadow-sm); }
.pinfo__price-label { display: block; font-size: .74rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 700; margin-bottom: 3px; }
.pinfo__price-val { font-size: 1.42rem; font-weight: 800; color: var(--navy-800); letter-spacing: -.02em; }
.pinfo__moq .pinfo__price-val { font-size: 1.06rem; color: var(--blue-600); }
.feats { display: grid; gap: 9px; margin: 4px 0 22px; }
.feats li { display: flex; gap: 9px; align-items: flex-start; font-size: .92rem; color: var(--text-2); }
.feats .ic { color: var(--ok); margin-top: 3px; flex: none; }
.feats--wide { margin-top: 18px; }
.pinfo__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 22px; }
.pinfo__quick { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.pinfo__quick > div { background: var(--surface-2); border: 1px solid var(--line-2); border-radius: var(--radius-sm); padding: 12px 14px; }
.pinfo__quick span { display: block; font-size: .74rem; color: var(--muted); margin-bottom: 3px; }
.pinfo__quick b { font-size: .86rem; color: var(--navy-800); }

.pdetail__body { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); margin-top: 46px; overflow: hidden; box-shadow: var(--shadow-sm); }
.pdetail__tabs { display: flex; gap: 4px; padding: 10px 12px 0; border-bottom: 1px solid var(--line); overflow-x: auto; }
.tab { padding: 13px 20px; border: 0; background: none; font-weight: 600; font-size: .92rem; color: var(--muted); cursor: pointer; border-bottom: 3px solid transparent; white-space: nowrap; transition: all .2s; }
.tab.is-active { color: var(--blue-600); border-bottom-color: var(--blue-600); }
.tabpane { display: none; padding: 26px; }
.tabpane.is-active { display: block; }
.prose { color: var(--text-2); }
.spectable th, .spectable td { text-align: left; padding: 12px 16px; font-size: .9rem; border-bottom: 1px solid var(--line-2); }
.spectable th { width: 34%; color: var(--muted); font-weight: 600; background: var(--surface-2); }

/* --------------------------------------------- product image gallery */
.pgallery { margin-top: 46px; }
.pgallery__title { display: flex; align-items: baseline; gap: 12px; font-size: clamp(1.15rem, 2vw, 1.5rem); margin-bottom: 18px; }
.pgallery__title span { font-size: .82rem; color: var(--muted); font-weight: 500; }
.pgallery__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.pgallery__item { padding: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #FAF6EE; cursor: zoom-in; transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.pgallery__item img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; }
.pgallery__item:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--blue-300, var(--line)); }
.prose--lead { color: var(--ink); font-weight: 500; }

/* ---------------------------------------------------------- lightbox */
.lightbox { position: fixed; inset: 0; background: rgba(8, 15, 26, .9); display: none; align-items: center; justify-content: center; z-index: 200; padding: 4vw; }
.lightbox.is-open { display: flex; }
.lightbox img { max-width: 100%; max-height: 88vh; border-radius: 10px; box-shadow: 0 24px 70px rgba(0, 0, 0, .5); }
.lightbox__close { position: absolute; top: 18px; right: 24px; width: 44px; height: 44px; border: 0; border-radius: 50%; background: rgba(255, 255, 255, .14); color: #fff; font-size: 26px; line-height: 1; cursor: pointer; transition: background .2s; }
.lightbox__close:hover { background: rgba(255, 255, 255, .28); }

@media (max-width: 1023px) {
  .pgallery__grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 767px) {
  .pgallery { margin-top: 34px; }
  .pgallery__grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
}
@media (max-width: 480px) {
  .pgallery__grid { grid-template-columns: 1fr; }
  .lightbox__close { top: 10px; right: 12px; }
}
.spectable td { color: var(--navy-800); font-weight: 500; }
.spectable--info th { width: 46%; font-size: .84rem; }
.spectable--info td { font-size: .84rem; }

.inquiry-block { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: clamp(24px, 3vw, 42px); margin: 46px 0; box-shadow: var(--shadow-sm); }
.inquiry-block__head { margin-bottom: 26px; }
.inquiry-block__head h2 { color: var(--navy-800); margin-bottom: 8px; }
.inquiry-block__head p { color: var(--muted); margin: 0; }

/* ------------------------------------------------------------------- form */

.iform { display: grid; gap: 16px; }
.iform__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field > span { font-size: .82rem; font-weight: 600; color: var(--text-2); }
.field > span i { color: var(--err); font-style: normal; }
.field input, .field select, .field textarea {
  border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 12px 14px; font-size: .92rem;
  background: #fff; color: var(--text); outline: none; transition: border-color .2s, box-shadow .2s; font-family: inherit; width: 100%;
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--blue-500); box-shadow: 0 0 0 4px rgba(43, 131, 209, .12); }
.iform__foot { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.iform__privacy { display: flex; align-items: center; gap: 7px; font-size: .78rem; color: var(--muted); margin: 0; }
.iform__privacy .ic { color: var(--ok); }
.iform__msg { margin: 0; font-size: .9rem; font-weight: 600; display: none; padding: 13px 16px; border-radius: var(--radius-sm); }
.iform__msg.is-ok { display: block; background: #e9f8ef; color: #0d7a3d; border: 1px solid #bfe8ce; }
.iform__msg.is-err { display: block; background: #fdecec; color: #b3312f; border: 1px solid #f5c9c9; }

/* ---------------------------------------------------------------- contact */

.contact-grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: clamp(26px, 3.4vw, 54px); align-items: start; }
.contact-aside h2, .contact-main h2 { color: var(--navy-800); margin-bottom: 20px; }
.cinfo { display: grid; gap: 4px; }
.cinfo li { display: flex; gap: 14px; padding: 14px 0; border-bottom: 1px solid var(--line-2); }
.cinfo__ic { width: 42px; height: 42px; border-radius: 12px; background: var(--blue-050); color: var(--blue-600); display: grid; place-items: center; flex: none; }
.cinfo b { display: block; font-size: .78rem; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); font-weight: 700; margin-bottom: 2px; }
.cinfo p { margin: 0; font-size: .92rem; color: var(--navy-800); font-weight: 500; }
.cinfo a:hover { color: var(--blue-600); }
.creply { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 22px; }
.creply > div { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 14px 12px; text-align: center; }
.creply strong { display: block; font-size: 1.15rem; color: var(--navy-800); letter-spacing: -.02em; }
.creply span { font-size: .72rem; color: var(--muted); }
.cmap { margin-top: 22px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.cmap__label { display: flex; align-items: center; gap: 8px; font-size: .84rem; color: var(--text-2); margin-bottom: 12px; }
.cmap__label .ic { color: var(--blue-600); }
.contact-main { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: clamp(22px, 2.6vw, 36px); box-shadow: var(--shadow-sm); }

/* ------------------------------------------------------------- about page */

.three-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.infocard { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow-sm); }
.infocard h3 { display: flex; align-items: center; gap: 10px; color: var(--navy-800); font-size: 1rem; margin-bottom: 14px; }
.infocard h3 .ic { color: var(--blue-600); }
.infocard__p { font-size: .88rem; color: var(--text-2); margin: 0 0 8px; }

/* ------------------------------------------- description from the supplier */
.sds { margin-top: 40px; }
.sds__head { border-left: 4px solid var(--amber-500); background: var(--surface); border-radius: var(--radius-sm); padding: 16px 20px; box-shadow: var(--shadow-sm); margin-bottom: 20px; }
.sds__head h2 { display: flex; align-items: center; gap: 10px; font-size: 1.18rem; color: var(--navy-800); margin-bottom: 6px; }
.sds__head h2 .ic { color: var(--blue-600); flex: none; }
.sds__head p { margin: 0; font-size: .88rem; color: var(--muted); }
.sds__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: start; }
.sds__card { padding: 24px 26px; }
.sds__card--wide { grid-column: 1 / -1; }
.sds__card h3 { margin-bottom: 12px; }
.sds__tag { font-size: .82rem; font-weight: 700; color: var(--blue-600); background: var(--blue-050); border-radius: 999px; padding: 6px 14px; display: inline-block; margin-bottom: 14px; }
.sds__card .infocard__p:last-child { margin-bottom: 0; }
.sds__ticks { margin: 0; }
.sds__contact { display: flex; align-items: flex-start; gap: 8px; margin-top: 14px; padding-top: 14px; border-top: 1px dashed var(--line); font-size: .84rem; color: var(--muted); }
.sds__contact .ic { color: var(--blue-600); margin-top: 2px; flex: none; }
.sds__contact span { line-height: 1.65; }
.markets-wrap { display: grid; grid-template-columns: 1.4fr 1fr; gap: 24px; align-items: start; }

.steps { display: grid; gap: 14px; counter-reset: s; }
.step { display: flex; gap: 20px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px; box-shadow: var(--shadow-sm); transition: all .24s var(--ease); }
.step:hover { transform: translateX(4px); border-color: rgba(43, 131, 209, .32); }
.step__n { font-size: 1.5rem; font-weight: 800; color: var(--line); letter-spacing: -.03em; line-height: 1; flex: none; }
.step:hover .step__n { color: var(--amber-500); }
.step__body h3 { color: var(--navy-800); margin-bottom: 6px; }
.step__body p { margin: 0; color: var(--muted); font-size: .9rem; }

/* --------------------------------------------------- header stuck state */

.site-header.is-stuck .topbar { display: none; }
.site-header.is-stuck .navbar { box-shadow: 0 4px 20px rgba(43, 32, 17, .1); }
.site-header.is-stuck .navbar__in { min-height: 64px; }

.nav-scrim { position: fixed; inset: 0; background: rgba(26, 19, 9, .45); opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s; z-index: 250; }
.nav-scrim.is-on { opacity: 1; visibility: visible; }
@media (min-width: 1024px) { .nav-scrim { display: none; } }

/* ------------------------------------------------------------ reveal */

.reveal { opacity: 0; transform: translateY(16px); transition: opacity .5s var(--ease), transform .5s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

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

.empty404 { text-align: center; max-width: 620px; margin: 0 auto; }
.empty404__code { font-size: clamp(4rem, 12vw, 8rem); font-weight: 800; color: var(--line); margin: 0; line-height: 1; letter-spacing: -.05em; }
.empty404 h1 { color: var(--navy-800); margin: 10px 0 12px; }
.empty404 p { color: var(--muted); }
.empty404__cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin: 26px 0 30px; }
.empty404__links { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }
.empty404__links a { font-size: .85rem; padding: 8px 16px; background: var(--surface); border: 1px solid var(--line); border-radius: 100px; color: var(--text-2); }
.empty404__links a:hover { border-color: var(--blue-500); color: var(--blue-600); }

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

.site-footer { background: var(--navy-900); color: rgba(255, 255, 255, .74); margin-top: auto; }
.foot__main { padding: clamp(46px, 5vw, 72px) 0 36px; }
.foot__grid { display: grid; grid-template-columns: 1.7fr 1fr 1fr 1.35fr; gap: 34px; }
.foot__col h4 { color: #fff; font-size: .92rem; margin-bottom: 16px; letter-spacing: .02em; }
.foot__col ul { display: grid; gap: 9px; }
.foot__col a { font-size: .87rem; color: rgba(255, 255, 255, .68); transition: color .2s; }
.foot__col a:hover { color: var(--amber-500); }
.foot__text { font-size: .87rem; line-height: 1.75; margin: 18px 0; color: rgba(255, 255, 255, .62); }
.foot__badges { display: flex; flex-wrap: wrap; gap: 8px; }
.badge-soft { display: inline-flex; align-items: center; gap: 6px; font-size: .74rem; padding: 6px 12px; border-radius: 100px; background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .12); color: rgba(255, 255, 255, .8); }
.foot__langs { display: flex; gap: 7px; margin-top: 16px; }
.foot__lang { font-size: .74rem; font-weight: 700; padding: 6px 12px; border-radius: 8px; background: rgba(255, 255, 255, .07); color: rgba(255, 255, 255, .7); letter-spacing: .04em; }
.foot__lang:hover { background: rgba(255, 255, 255, .14); color: #fff; }
.foot__lang.is-active { background: var(--amber-500); color: #24160a; }
.foot__contact li { display: flex; gap: 10px; font-size: .87rem; align-items: flex-start; }
.foot__contact .ic { color: var(--amber-500); margin-top: 3px; flex: none; }
.foot__bottom { border-top: 1px solid rgba(255, 255, 255, .09); }
.foot__bottom-in { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 20px var(--gut); flex-wrap: wrap; }
.foot__bottom p { margin: 0; font-size: .8rem; color: rgba(255, 255, 255, .5); }
.foot__meta { display: flex; gap: 9px; align-items: center; }
.foot__meta a:hover { color: var(--amber-500); }

.totop {
  position: fixed; right: 22px; bottom: 22px; width: 46px; height: 46px; border-radius: 50%;
  background: var(--navy-800); color: #fff; border: 0; cursor: pointer; display: grid; place-items: center;
  box-shadow: var(--shadow-lg); opacity: 0; visibility: hidden; transform: translateY(12px); transition: all .3s var(--ease); z-index: 150;
}
.totop .ic { transform: rotate(-90deg); }
.totop.is-on { opacity: 1; visibility: visible; transform: none; }
.totop:hover { background: var(--blue-600); }

/* =========================================================== RESPONSIVE == */

/* --- 语言条改用母语全称后整条变宽：窄一些的屏幕上让它独占一行 --- */
@media (max-width: 1279px) {
  .navbar__in { flex-wrap: wrap; }
  .lang { order: 9; margin: 10px 0 0 auto; }
}

/* --- tablet landscape / small desktop --- */
@media (max-width: 1199px) {
  :root { --gut: 22px; }
  .nav__link { padding: 10px 10px; font-size: .9rem; }
  .grid--4 { grid-template-columns: repeat(3, 1fr); }
  .catgrid { grid-template-columns: repeat(2, 1fr); }
  .foot__grid { grid-template-columns: 1.6fr 1fr 1.4fr; }
  .foot__col--brand { grid-column: 1 / -1; }
  .mega__in { grid-template-columns: 1fr; }
  .mega__promo { display: none; }
}

/* --- tablet portrait: nav collapses to drawer --- */
@media (max-width: 1023px) {
  .nav {
    position: fixed; inset: 0 0 0 auto; width: min(400px, 88vw); background: #fff;
    box-shadow: -16px 0 48px rgba(26, 19, 9, .18); padding: 22px 20px 90px;
    transform: translateX(104%); transition: transform .34s var(--ease); overflow-y: auto; z-index: 300;
  }
  .nav.is-open { transform: none; }
  .nav__list { flex-direction: column; align-items: stretch; gap: 2px; }
  .nav__link { padding: 14px 14px; font-size: 1rem; border-radius: 11px; justify-content: space-between; }
  .has-mega > .nav__link { justify-content: space-between; }
  .mega {
    position: static; width: auto; opacity: 1; visibility: visible; transform: none;
    box-shadow: none; border: 0; border-radius: 0; padding: 4px 0 8px 10px; display: none;
  }
  .has-mega:hover .mega, .has-mega.is-open .mega { display: block; }
  .mega__list { grid-template-columns: 1fr; }
  .navbar__burger { display: grid; }
  .navbar__cta { display: none; }
  .navbar__in { min-height: 66px; }
  .lang__link { min-width: 34px; padding: 0 7px; }
  .iconbtn { display: grid; }
  .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .split, .split--rev { grid-template-columns: 1fr; gap: 26px; }
  .split--rev .split__media { order: 0; }
  .split__media--tall img { aspect-ratio: 4 / 3; }
  .plist { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .sb__list { grid-template-columns: repeat(2, 1fr); }
  .pdetail__grid { grid-template-columns: 1fr; }
  .pgal { position: static; }
  .three-cols { grid-template-columns: 1fr 1fr; }
  .markets-wrap { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .topbar__item:nth-child(4), .topbar__sep:nth-child(5) { display: none; }
  .ctaband__in { flex-direction: column; align-items: flex-start; }
  .nav-scrim { position: fixed; inset: 0; background: rgba(26, 19, 9, .45); opacity: 0; visibility: hidden; transition: all .3s; z-index: 250; }
  .nav-scrim.is-on { opacity: 1; visibility: visible; }
}

/* --- large phone --- */
@media (max-width: 767px) {
  :root { --gut: 18px; --radius-lg: 18px; }
  .topbar__in { height: auto; padding: 9px 0; gap: 10px 14px; flex-wrap: wrap; font-size: .76rem; }
  .topbar__sep, .topbar__grow { display: none; }
  .topbar__cta { margin-left: auto; }
  .logo__text strong { font-size: 1.05rem; }
  .logo__text small { display: none; }
  .navbar__in { flex-wrap: wrap; padding: 10px 0; row-gap: 0; }
  .navbar__actions { margin-left: auto; }
  .lang--drop { justify-content: space-between; }
  .foot__lang { padding: 6px 10px; }
  .hero__in { padding-top: 46px; padding-bottom: 52px; }
  .hero__cta .btn { flex: 1 1 100%; }
  .hero__tags { gap: 8px 16px; font-size: .78rem; }
  .statsbar__in { grid-template-columns: repeat(2, 1fr); gap: 18px 8px; }
  .stat { border-right: 0; }
  .stat:nth-child(odd) { border-right: 1px solid rgba(255, 255, 255, .1); }
  .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .catgrid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .catcard { padding: 20px 18px 18px; min-height: 190px; }
  .catcard__ic { width: 46px; height: 46px; border-radius: 13px; }
  .catcard__pic { border-radius: 11px; }
  .card__body { padding: 14px; }
  .price { font-size: 1.1rem; }
  .three-cols, .whygrid { grid-template-columns: 1fr; }
  .iform__row { grid-template-columns: 1fr; }
  .pinfo__price { gap: 18px; padding: 15px 17px; }
  .pinfo__price-val { font-size: 1.24rem; }
  .pinfo__quick { grid-template-columns: 1fr; }
  .pgal__thumbs { grid-template-columns: repeat(4, 1fr); }
  .tabpane { padding: 18px 16px; }
  .inquiry-block { padding: 22px 18px; }
  .step { padding: 18px; gap: 14px; }
  .step__n { font-size: 1.2rem; }
  .sb__list { grid-template-columns: 1fr; }
  .creply { grid-template-columns: 1fr; }
  .foot__grid { grid-template-columns: 1fr; gap: 26px; }
  .foot__bottom-in { flex-direction: column; align-items: flex-start; }
  .totop { right: 14px; bottom: 14px; }
}

/* --- small phone --- */
@media (max-width: 480px) {
  body { font-size: 15px; }
  .grid--3, .grid--4, .catgrid { grid-template-columns: 1fr; }
  .hero__tags { display: none; }
  .sec { padding: 42px 0; }
  .pagehero__in { padding: 34px var(--gut); }
  .crumbs ol { font-size: .76rem; }
  .pgal__thumbs { grid-template-columns: repeat(3, 1fr); }
  .pinfo__cta .btn { flex: 1 1 100%; }
  .empty404__cta .btn { flex: 1 1 100%; }
  .foot__langs { flex-wrap: wrap; }
}

/* --- description from the supplier: responsive --- */
@media (max-width: 1023px) {
  .sds__grid { grid-template-columns: 1fr; }
  .sds__card { padding: 20px 20px; }
}

/* ------------------------------------------- about: video / gallery / metrics */
.sec--media { background: linear-gradient(160deg, var(--navy-900), var(--navy-800) 55%, var(--navy-700)); color: #fff; }
.sec--media .sec-head h2 { color: #fff; }
.sec--media .sec-head__sub { color: rgba(255, 255, 255, .74); }

.vblock { display: grid; grid-template-columns: 380px 1fr; gap: 42px; align-items: start; }
.vblock__player { position: relative; border-radius: var(--radius-lg); overflow: hidden; background: #140E06; box-shadow: 0 26px 60px rgba(0, 0, 0, .45); }
.vblock__player video { display: block; width: 100%; height: auto; max-height: 620px; object-fit: contain; background: #140E06; }
.vblock__player::after { content: ''; position: absolute; inset: 0; border-radius: var(--radius-lg); border: 1px solid rgba(255, 255, 255, .14); pointer-events: none; }
.vblock__body p { color: rgba(255, 255, 255, .82); font-size: 1rem; line-height: 1.75; margin: 0; }
.vblock__body .ticks { margin-top: 22px; gap: 13px; }
.vblock__body .ticks li { color: rgba(255, 255, 255, .9); font-size: .95rem; }
.vblock__body .ticks .ic { color: var(--amber-500); }

.split__media--photo img { aspect-ratio: 4 / 5; }

.cgallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.cgallery__item { position: relative; display: block; padding: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--surface-2); cursor: zoom-in; transition: all .3s var(--ease); }
.cgallery__item img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .5s var(--ease); }
.cgallery__item:hover { box-shadow: var(--shadow-lg); border-color: rgba(43, 131, 209, .38); }
.cgallery__item:hover img { transform: scale(1.05); }
.cgallery__cap { position: absolute; left: 0; right: 0; bottom: 0; padding: 26px 14px 12px; text-align: left; font-size: .82rem; font-weight: 600; color: #fff; background: linear-gradient(transparent, rgba(26, 19, 9, .82)); }

.metric { padding: 26px 22px; border-radius: var(--radius-lg); background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow-sm); text-align: center; }
.metric__v { display: block; font-size: 1.9rem; font-weight: 800; color: var(--blue-600); letter-spacing: -.02em; }
.metric__l { display: block; margin-top: 8px; font-size: .85rem; color: var(--muted); }

@media (max-width: 1199px) {
  .vblock { grid-template-columns: 320px 1fr; gap: 32px; }
}

@media (max-width: 1023px) {
  .vblock { grid-template-columns: 1fr; gap: 26px; justify-items: center; }
  .vblock__player { max-width: 340px; }
  .vblock__body { text-align: center; }
  .vblock__body .ticks li { text-align: left; }
  .cgallery { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .metric { padding: 20px 16px; }
  .metric__v { font-size: 1.55rem; }
}

@media (max-width: 767px) {
  .cgallery { grid-template-columns: 1fr; }
  .cgallery__item img { aspect-ratio: 16 / 10; }
  .metric__v { font-size: 1.4rem; }
}

/* --- 首页轮播 banner（原站 homepage banners） --- */
.banners { position: relative; background: var(--navy-900); overflow: hidden; }
.banners__track { position: relative; width: 100%; aspect-ratio: 1920 / 649; }
.banners__slide {
  position: absolute; inset: 0; display: block;
  opacity: 0; visibility: hidden;
  transition: opacity .45s var(--ease), visibility .45s var(--ease);
}
.banners__slide.is-active { opacity: 1; visibility: visible; z-index: 1; }
.banners__slide img { width: 100%; height: 100%; object-fit: cover; display: block; }

.banners__arrow {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 3;
  width: 44px; height: 44px; border-radius: 50%;
  display: grid; place-items: center; cursor: pointer;
  border: 1px solid rgba(255, 255, 255, .35);
  background: rgba(26, 19, 9, .42); color: #fff;
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  opacity: .88; transition: all .28s var(--ease);
}
.banners__arrow:hover { opacity: 1; background: var(--amber-500); border-color: transparent; color: var(--navy-900); }
.banners__arrow--prev { left: 18px; }
.banners__arrow--prev svg { transform: rotate(90deg); }
.banners__arrow--next { right: 18px; }
.banners__arrow--next svg { transform: rotate(-90deg); }

.banners__dots { position: absolute; left: 50%; bottom: 16px; transform: translateX(-50%); z-index: 3; display: flex; gap: 9px; }
.banners__dot {
  width: 9px; height: 9px; padding: 0; border-radius: 50%; cursor: pointer;
  border: 0; background: rgba(255, 255, 255, .48);
  box-shadow: 0 0 0 1px rgba(26, 19, 9, .18);
  transition: all .28s var(--ease);
}
.banners__dot.is-active { width: 26px; border-radius: 5px; background: #fff; }

/* --- hero 作为轮播第一张幻灯片 --- */
.banners__hero-in > * { max-width: 720px; }
.banners__slide--hero { color: #fff; }
.banners__hero-in {
  position: absolute; inset: 0; z-index: 2;
  display: flex; flex-direction: column; justify-content: center; align-items: flex-start;
  padding-top: clamp(28px, 3.2vw, 56px); padding-bottom: clamp(40px, 4.2vw, 72px);
  max-width: var(--wrap); left: 50%; transform: translateX(-50%);
}
.banners__slide--hero .hero__badge,
.banners__slide--hero .hero__title,
.banners__slide--hero .hero__sub,
.banners__slide--hero .hero__cta,
.banners__slide--hero .hero__tags { position: relative; z-index: 2; }
.banners__slide--hero .hero__title { margin-bottom: 12px; }
.banners__slide--hero .hero__sub { margin-bottom: 20px; }
.banners__slide--hero .hero__tags { margin-top: 20px; }
.banners__slide--hero .hero__scrim { z-index: 1; }
.banners__slide--hero img { position: absolute; inset: 0; z-index: 0; }

@media (max-width: 1023px) {
  .banners__slide--hero .hero__sub { display: none; }
  .banners__slide--hero .hero__tags { display: none; }
}
@media (max-width: 767px) {
  .banners__slide--hero .hero__title { font-size: 1.5rem; margin-bottom: 12px; }
  .banners__slide--hero .hero__cta .btn { padding: 10px 16px; font-size: .9rem; }
}

@media (max-width: 1023px) {
  .banners__track { aspect-ratio: 16 / 9; }
  .banners__arrow { width: 38px; height: 38px; opacity: 1; background: rgba(26, 19, 9, .34); }
  .banners__arrow--prev { left: 10px; }
  .banners__arrow--next { right: 10px; }
}
@media (max-width: 767px) {
  .banners__track { aspect-ratio: 16 / 10; }
  .banners__arrow { display: none; }
  .banners__dots { bottom: 10px; }
}

/* --- 常见问题（品质页 FAQ，同时输出 FAQPage 结构化数据） --- */
.faqlist { max-width: 900px; margin: 0 auto; display: grid; gap: 12px; }
.faqitem {
  background: var(--surface, #fff);
  border: 1px solid var(--line, rgba(43, 32, 17, .12));
  border-radius: 12px;
  padding: 0 20px;
  transition: box-shadow .28s var(--ease), border-color .28s var(--ease);
}
.faqitem[open] { border-color: rgba(240, 160, 32, .5); box-shadow: 0 10px 26px rgba(43, 32, 17, .07); }
.faqitem__q {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  cursor: pointer; list-style: none; padding: 17px 0;
  font-weight: 600; font-size: 1.02rem; color: var(--navy-800, #2B2011);
}
.faqitem__q::-webkit-details-marker { display: none; }
.faqitem__q .ic { flex: none; color: var(--amber-500, #FBA304); transition: transform .28s var(--ease); }
.faqitem[open] .faqitem__q .ic { transform: rotate(180deg); }
.faqitem__a { padding: 0 0 18px; border-top: 1px solid var(--line, rgba(43, 32, 17, .1)); }
.faqitem__a p { margin: 14px 0 0; color: var(--muted, #4a5b6d); line-height: 1.75; }

/* --- touch devices: disable hover lifts --- */
@media (hover: none) {
  .card:hover, .catcard:hover, .whycard:hover, .minicard:hover { transform: none; }
  .step:hover { transform: none; }
}

@media print {
  .site-header, .site-footer, .ctaband, .totop, .sidebar, .inquiry-block { display: none !important; }
}