/* ==========================================================================
   Unibest Industrial Co., Ltd. — Pharmaceutical Excipient Solutions
   Brand VI derived from unibestcn.com
   primary #514fb9 · accent #bb29bc · ink #1a1a2e
   ========================================================================== */

:root{
  --brand:#514fb9;
  --brand-lt:#625fff;
  --brand-dk:#3d3b9e;
  --accent:#bb29bc;
  --accent-lt:#d44dd5;
  --ink:#1a1a2e;
  --ink-2:#2a2a4a;
  --gray:#4a4645;
  --gray-2:#6b6867;
  --line:#e8e6f2;
  --line-2:#d8d5ea;
  --bg:#ffffff;
  --bg-soft:#f8f7ff;
  --grad:linear-gradient(118deg,#514fb9 0%,#8a3fbf 52%,#bb29bc 100%);
  --grad-soft:linear-gradient(118deg,rgba(81,79,185,.10),rgba(187,41,188,.10));
  --shadow-sm:0 1px 2px rgba(26,26,46,.05),0 2px 8px rgba(26,26,46,.05);
  --shadow:0 4px 12px rgba(26,26,46,.06),0 12px 32px rgba(81,79,185,.10);
  --shadow-lg:0 8px 24px rgba(26,26,46,.08),0 24px 64px rgba(81,79,185,.14);
  --r:14px;
  --r-sm:9px;
  --max:1160px;
  --nav-h:66px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","Inter","Helvetica Neue",Arial,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --mono:"SFMono-Regular",ui-monospace,Menlo,Consolas,"Liberation Mono",monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--font);font-size:16px;line-height:1.68;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
}
img,svg{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--accent)}
h1,h2,h3,h4{line-height:1.25;color:var(--ink);margin:0 0 .5em;font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.15em}
li{margin:.28em 0}
strong{font-weight:700}
code{font-family:var(--mono);font-size:.9em;background:var(--bg-soft);padding:.1em .38em;border-radius:4px;color:var(--brand-dk)}

/* ---------- language switch ---------- */
html[data-lang="en"] .L-zh{display:none !important}
html[data-lang="zh"] .L-en{display:none !important}

/* ---------- layout ---------- */
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.wrap-narrow{max-width:880px;margin:0 auto;padding:0 24px}
section{padding:78px 0}
section.tight{padding:52px 0}
.bg-soft{background:var(--bg-soft)}
.bg-line{border-top:1px solid var(--line)}
.center{text-align:center}

/* ---------- header ---------- */
header.site{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.9);
  backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{max-width:var(--max);margin:0 auto;padding:0 24px;height:var(--nav-h);display:flex;align-items:center;gap:26px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand img{height:27px;width:auto}
.brand .div{width:1px;height:22px;background:var(--line-2)}
.brand .sub{font-size:11.5px;line-height:1.3;color:var(--gray-2);font-weight:600;letter-spacing:.02em;max-width:150px}
nav.links{display:flex;gap:4px;margin-left:auto;align-items:center}
nav.links a{
  font-size:14.5px;font-weight:600;color:var(--ink-2);padding:8px 13px;border-radius:8px;
  transition:background .18s,color .18s;white-space:nowrap;
}
nav.links a:hover{background:var(--bg-soft);color:var(--brand)}
nav.links a.on{color:var(--brand)}
.langsw{
  display:flex;background:var(--bg-soft);border:1px solid var(--line);border-radius:999px;
  padding:3px;gap:2px;flex:0 0 auto;
}
.langsw button{
  border:0;background:transparent;font:inherit;font-size:12.5px;font-weight:700;color:var(--gray-2);
  padding:5px 11px;border-radius:999px;cursor:pointer;transition:.18s;letter-spacing:.02em;
}
.langsw button.on{background:#fff;color:var(--brand);box-shadow:var(--shadow-sm)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:14.5px;font-weight:700;padding:11px 20px;border-radius:10px;
  border:1px solid transparent;cursor:pointer;transition:.2s;white-space:nowrap;
}
.btn-grad{background:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(81,79,185,.28)}
.btn-grad:hover{color:#fff;transform:translateY(-1px);box-shadow:0 10px 26px rgba(81,79,185,.34)}
.btn-line{background:#fff;color:var(--ink);border-color:var(--line-2)}
.btn-line:hover{color:var(--brand);border-color:var(--brand);background:var(--bg-soft)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-ghost:hover{color:#fff;background:rgba(255,255,255,.13);border-color:#fff}
.btn.sm{font-size:13.5px;padding:8px 15px;border-radius:8px}
.burger{display:none;margin-left:auto;border:1px solid var(--line);background:#fff;border-radius:9px;padding:8px 10px;cursor:pointer}
.burger span{display:block;width:17px;height:2px;background:var(--ink-2);margin:3px 0;border-radius:2px}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(900px 420px at 88% -8%,rgba(187,41,188,.14),transparent 62%),
    radial-gradient(760px 380px at 4% 4%,rgba(81,79,185,.13),transparent 60%),
    linear-gradient(180deg,#fbfaff,#ffffff 78%);
  border-bottom:1px solid var(--line);
  padding:74px 0 66px;
}
.hero .grid{display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;font-size:12.5px;font-weight:800;
  letter-spacing:.1em;text-transform:uppercase;color:var(--brand);margin-bottom:18px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--grad);border-radius:2px}
h1.hero-t{font-size:clamp(31px,4.1vw,49px);letter-spacing:-.028em;margin-bottom:20px;line-height:1.13}
.grad-t{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
p.lead{font-size:17.5px;color:var(--ink-2);max-width:56ch;margin-bottom:28px}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:26px}
.trust{display:flex;flex-wrap:wrap;gap:8px 10px}
.chip{
  display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:650;
  background:#fff;border:1px solid var(--line-2);border-radius:999px;padding:6px 13px;color:var(--ink-2);
  box-shadow:var(--shadow-sm);
}
.chip i{width:6px;height:6px;border-radius:50%;background:var(--grad);flex:0 0 auto}

/* hero visual */
.hero-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow-lg);
  overflow:hidden;
}
.hero-card .hd{background:var(--grad);color:#fff;padding:17px 22px;font-size:13px;font-weight:700;letter-spacing:.04em;display:flex;justify-content:space-between;align-items:center}
.hero-card .hd span:last-child{opacity:.8;font-weight:600;font-size:11.5px}
.hero-card .bd{padding:8px 22px 18px}
.prow{display:flex;align-items:center;gap:14px;padding:15px 0;border-bottom:1px dashed var(--line)}
.prow:last-child{border-bottom:0}
.prow .ico{
  width:38px;height:38px;border-radius:11px;flex:0 0 auto;display:grid;place-items:center;
  background:var(--grad-soft);color:var(--brand);font-weight:800;font-size:14px;
}
.prow .t{font-weight:700;font-size:14.5px;color:var(--ink);line-height:1.35}
.prow .s{font-size:12.5px;color:var(--gray-2);line-height:1.45}
.prow .tag{margin-left:auto;font-size:11.5px;font-weight:700;color:var(--brand);background:var(--bg-soft);border:1px solid var(--line);border-radius:999px;padding:3px 10px;white-space:nowrap}

/* ---------- section heads ---------- */
.sec-head{max-width:760px;margin-bottom:38px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head h2{font-size:clamp(24px,2.9vw,34px);letter-spacing:-.02em;margin-bottom:12px}
.sec-head p{font-size:16.5px;color:var(--gray);margin:0}

/* ---------- product cards ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:28px 26px 24px;box-shadow:var(--shadow-sm);transition:.24s;display:flex;flex-direction:column;
}
.card::before{content:"";position:absolute;inset:0 0 auto;height:3px;border-radius:var(--r) var(--r) 0 0;background:var(--grad);opacity:0;transition:.24s}
.card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:var(--line-2)}
.card:hover::before{opacity:1}
.card .kicker{font-size:11.5px;font-weight:800;letter-spacing:.09em;text-transform:uppercase;color:var(--accent);margin-bottom:9px}
.card h3{font-size:19.5px;margin-bottom:6px}
.card h3 small{display:block;font-size:13px;font-weight:600;color:var(--gray-2);letter-spacing:0;margin-top:3px}
.card p{font-size:14.5px;color:var(--gray);margin-bottom:16px}
.card ul{list-style:none;padding:0;margin:0 0 20px;font-size:14px}
.card ul li{position:relative;padding-left:19px;color:var(--ink-2)}
.card ul li::before{content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;border-radius:2px;background:var(--grad)}
.card .go{margin-top:auto;font-size:14px;font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.card:hover .go{color:var(--accent)}

/* ---------- value grid ---------- */
.vals{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.val{display:flex;gap:17px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px 24px 20px;box-shadow:var(--shadow-sm)}
.val .n{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:var(--grad);color:#fff;font-weight:800;font-size:14px;
}
.val h4{font-size:16.5px;margin-bottom:6px}
.val p{font-size:14.3px;color:var(--gray);margin:0}

/* ---------- stat strip ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:6px}
.stat{text-align:center;padding:22px 12px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow-sm)}
.stat b{display:block;font-size:26px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:-.02em;line-height:1.2}
.stat span{font-size:13px;color:var(--gray-2);font-weight:600}

/* ---------- tables ---------- */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:#fff;box-shadow:var(--shadow-sm)}
table{width:100%;border-collapse:collapse;font-size:14.2px}
thead th{
  background:var(--ink);color:#fff;text-align:left;font-weight:700;font-size:13px;
  letter-spacing:.03em;padding:13px 16px;white-space:nowrap;
}
tbody td{padding:12px 16px;border-top:1px solid var(--line);color:var(--ink-2);vertical-align:top}
tbody tr:nth-child(even){background:#fcfcff}
tbody tr:hover{background:var(--bg-soft)}
td.k,th.k{font-weight:700;color:var(--ink)}
td.mono{font-family:var(--mono);font-size:13px}
.tbl-note{font-size:12.8px;color:var(--gray-2);margin:11px 2px 0}

/* ---------- document list ---------- */
.docgroup{margin-bottom:34px}
.docgroup .gh{display:flex;align-items:baseline;gap:12px;margin-bottom:13px;padding-bottom:9px;border-bottom:2px solid var(--line)}
.docgroup .gh b{font-size:16.5px}
.docgroup .gh span{font-size:13px;color:var(--gray-2)}
.dl-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.dl{
  display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-sm);padding:14px 16px;box-shadow:var(--shadow-sm);transition:.2s;
}
.dl:hover{border-color:var(--brand);box-shadow:var(--shadow);transform:translateY(-2px)}
.dl .pdf{
  flex:0 0 auto;width:36px;height:44px;border-radius:5px;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:9.5px;font-weight:800;letter-spacing:.05em;
}
.dl .m{min-width:0}
.dl .m b{display:block;font-size:14.2px;color:var(--ink);line-height:1.35}
.dl .m span{font-size:12.3px;color:var(--gray-2)}
.dl .arrow{margin-left:auto;color:var(--brand);font-weight:800;flex:0 0 auto}

/* ---------- callout ---------- */
.callout{
  border-left:3px solid var(--brand);background:var(--bg-soft);border-radius:0 var(--r-sm) var(--r-sm) 0;
  padding:18px 22px;margin:22px 0;font-size:14.6px;color:var(--ink-2);
}
.callout.warn{border-left-color:#d97706;background:#fffbeb}
.callout.ok{border-left-color:#0f9d58;background:#f2fbf5}
.callout b{color:var(--ink)}
.callout p:last-child{margin-bottom:0}

/* ---------- CTA band ---------- */
.band{background:var(--grad);color:#fff;border-radius:20px;padding:48px 44px;text-align:center;box-shadow:0 18px 48px rgba(81,79,185,.26)}
.band h2{color:#fff;font-size:clamp(23px,2.7vw,31px);margin-bottom:12px}
.band p{color:rgba(255,255,255,.9);font-size:16.5px;max-width:62ch;margin:0 auto 26px}
.band .cta{justify-content:center;margin-bottom:0}

/* ---------- footer ---------- */
footer.site{background:var(--ink);color:#c9c7d8;padding:58px 0 26px;margin-top:0}
footer.site a{color:#c9c7d8}
footer.site a:hover{color:#fff}
.fgrid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.11)}
footer .fbrand img{height:26px;margin-bottom:15px}
footer .fbrand p{font-size:13.6px;line-height:1.7;color:#a9a7bb;max-width:34ch}
footer h5{color:#fff;font-size:13px;font-weight:800;letter-spacing:.09em;text-transform:uppercase;margin:0 0 14px}
footer ul{list-style:none;padding:0;margin:0;font-size:13.8px}
footer li{margin:.5em 0}
.fbottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:22px;font-size:12.6px;color:#8d8ba3}

/* ---------- misc ---------- */
.badges{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 22px}
.twocol{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start}
.note{font-size:13px;color:var(--gray-2)}
.hr{height:1px;background:var(--line);border:0;margin:44px 0}
.pill{display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;padding:4px 10px;border-radius:999px;background:var(--grad-soft);color:var(--brand);border:1px solid var(--line)}
.pill.tmpl{background:#fffbeb;color:#b45309;border-color:#fde68a}
.pill.ready{background:#f2fbf5;color:#0f7a44;border-color:#bbf7d0}

/* ---------- print ---------- */
@media print{
  header.site,footer.site,.cta,.burger{display:none !important}
  body{font-size:11pt}
  section{padding:16px 0}
  .card,.val,.dl,.tbl-wrap{box-shadow:none;break-inside:avoid}
  .js-reveal{opacity:1 !important;transform:none !important}
}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .hero .grid{grid-template-columns:1fr;gap:38px}
  .cards,.stats{grid-template-columns:1fr 1fr}
  .fgrid{grid-template-columns:1fr 1fr}
  nav.links{display:none}
  nav.links.open{
    display:flex;position:absolute;top:var(--nav-h);left:0;right:0;flex-direction:column;
    align-items:stretch;background:#fff;border-bottom:1px solid var(--line);padding:10px 18px 16px;
    box-shadow:0 18px 30px rgba(26,26,46,.1);
  }
  .burger{display:block}
  .nav .btn.grad-btn{display:none}
}
@media (max-width:680px){
  section{padding:52px 0}
  .wrap,.wrap-narrow,.nav{padding:0 17px}
  .cards,.vals,.stats,.dl-list,.twocol,.fgrid{grid-template-columns:1fr}
  .hero{padding:50px 0 46px}
  .band{padding:34px 22px;border-radius:16px}
  .brand .sub{display:none}
  .brand .div{display:none}
  .stat b{font-size:23px}
}