/* Prestwick International Supply Chain — brand from the business card:
   navy #0B3361, deep #062649, mid #5C7FAE, light #A9BEDA, ink #1D2F49; Montserrat. */
@font-face{font-family:"Montserrat";src:url(/assets/fonts/montserrat-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Montserrat";src:url(/assets/fonts/montserrat-500.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Montserrat";src:url(/assets/fonts/montserrat-600.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"Montserrat";src:url(/assets/fonts/montserrat-700.woff2) format("woff2");font-weight:700;font-display:swap}

:root{
  --navy:#0B3361;--navy-d:#062649;--mid:#5C7FAE;--light:#A9BEDA;--ink:#1D2F49;
  --muted:#4A5D78;--tint:#F1F5FA;--line:#DCE5F0;--white:#fff;
  --font:"Montserrat","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --r:14px;--wrap:1160px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--white);font-size:17px;line-height:1.65}
.lang-zh{line-height:1.8;letter-spacing:.01em}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy)}
h1,h2,h3{color:var(--navy);line-height:1.2;margin:0 0 .5em;font-weight:700;letter-spacing:-.01em}
.lang-zh h1,.lang-zh h2,.lang-zh h3{letter-spacing:0;line-height:1.35}
h1{font-size:clamp(2rem,4.4vw,3.2rem)}
h2{font-size:clamp(1.5rem,2.6vw,2.1rem)}
h3{font-size:1.1rem;font-weight:600}
p{margin:0 0 1em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.narrow{max-width:820px}
.skip{position:absolute;left:-999px;top:8px;background:var(--navy);color:#fff;padding:8px 14px;border-radius:8px;z-index:10}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--mid);outline-offset:2px}

/* logo */
.wm{display:inline-flex;align-items:center;gap:10px;text-decoration:none}
.mark{width:46px;height:46px;flex:none}
.mark.on-light{--pf:var(--navy);--gf:var(--navy);--gl:#fff;--key:#fff;--sw:var(--mid)}
.mark.on-dark{--pf:#fff;--gf:#fff;--gl:var(--navy);--key:var(--navy-d);--sw:var(--light)}
.wm-text{display:flex;flex-direction:column;line-height:1}
.wm-1{font-weight:700;font-size:1.45rem;letter-spacing:-.01em;color:var(--navy)}
.wm-2{font-weight:500;font-size:.72rem;margin-top:4px;color:var(--navy);white-space:nowrap}
.wm.on-dark .wm-1,.wm.on-dark .wm-2{color:#fff}

/* header */
.top{position:sticky;top:0;z-index:5;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line)}
.top-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:76px}
.brand{text-decoration:none}
.nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.nav a{text-decoration:none;color:var(--ink);font-weight:500;font-size:.92rem;padding:8px 12px;border-radius:8px}
.nav a:hover{background:var(--tint);color:var(--navy)}
.nav a[aria-current="page"]{color:var(--navy);font-weight:600;box-shadow:inset 0 -2px 0 var(--navy);border-radius:0}
.nav .lang{margin-left:8px;border:1.5px solid var(--navy);color:var(--navy);font-weight:600;border-radius:999px;padding:6px 14px}
.nav .lang:hover{background:var(--navy);color:#fff}
.menu-btn{display:none;font:inherit;font-weight:600;font-size:.9rem;color:var(--navy);background:none;border:1.5px solid var(--navy);border-radius:999px;padding:7px 16px;cursor:pointer}
@media (max-width:1120px){
  .js .menu-btn{display:block}
  .js .nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:8px 16px 16px;box-shadow:0 12px 24px rgba(6,38,73,.08)}
  .js .nav.open{display:flex}
  .nav a{padding:12px}
  .nav a[aria-current="page"]{box-shadow:inset 3px 0 0 var(--navy)}
  .nav .lang{margin:8px 0 0;text-align:center}
  .top-inner{position:relative}
}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:.95rem;text-decoration:none;padding:13px 22px;border-radius:999px;border:1.5px solid transparent;transition:transform .15s,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--navy-d)}
.btn-light{background:#fff;color:var(--navy)}
.btn-ghost{color:#fff;border-color:rgba(255,255,255,.6)}
.btn-ghost:hover{background:rgba(255,255,255,.1)}
.ico{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:none}
.ico-sm{width:18px;height:18px;stroke-width:2}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

/* hero */
.hero{position:relative;overflow:hidden;color:#fff;background:linear-gradient(160deg,#0D3A6B 0%,#0A2F5A 45%,#072548 100%)}
.hero-img{position:absolute;inset:0 0 0 auto;width:52%;background:url(/assets/img/robot-arm.webp) center/cover no-repeat}
.hero-img::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#0A2F5A 0%,rgba(10,46,88,.75) 25%,rgba(10,46,88,.15) 60%,rgba(10,46,88,0))}
.hero-inner{position:relative;padding-top:96px;padding-bottom:104px}
.hero-inner>*{max-width:620px}
.hero h1,.phero h1{color:#fff}
.hero .lead,.phero .lead{color:rgba(255,255,255,.88)}
@media (max-width:820px){
  .hero-img{width:100%;opacity:.35}
  .hero-img::before{background:linear-gradient(180deg,rgba(10,46,88,.6),#0A2F5A)}
  .hero-inner{padding-top:64px;padding-bottom:72px}
}
.phero{color:#fff;background:linear-gradient(160deg,#0D3A6B 0%,#0A2F5A 50%,#072548 100%);padding:80px 0 72px;position:relative;overflow:hidden}
.phero::after{content:"";position:absolute;right:-40px;bottom:-1px;width:300px;height:150px;background:linear-gradient(135deg,transparent 50%,rgba(169,190,218,.25) 50%);pointer-events:none}
.phero .wrap>*{max-width:780px}
.eyebrow{font-size:.78rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--mid);margin-bottom:14px}
.lang-zh .eyebrow{letter-spacing:.08em}
.eyebrow-light{color:var(--light)}
.lead{font-size:1.12rem;color:var(--muted)}
.badge{display:inline-block;background:var(--navy);color:#fff;border-radius:999px;padding:4px 12px;letter-spacing:.1em;font-size:.72rem}
.notice{margin-top:24px;background:rgba(255,255,255,.1);border-left:3px solid var(--light);padding:14px 18px;border-radius:0 10px 10px 0;font-size:.95rem;color:#fff}

/* sections */
.sec{padding:88px 0}
.sec-tint{background:var(--tint)}
.sec-flush{padding:48px 0 0}
.sec-head{max-width:760px;margin-bottom:40px}
.cards{display:grid;gap:20px}
.cards-3{grid-template-columns:repeat(3,1fr)}
.cards-4{grid-template-columns:repeat(4,1fr)}
@media (max-width:980px){.cards-3,.cards-4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.cards-3,.cards-4{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px}
.sec-tint .card{border-color:transparent;box-shadow:0 1px 2px rgba(6,38,73,.05)}
.card p{color:var(--muted);margin:0;font-size:.97rem}
.card-ico{display:inline-grid;place-items:center;width:52px;height:52px;border-radius:12px;background:var(--navy);color:#fff;margin-bottom:18px}
.cards-plain .card{border-top:3px solid var(--navy)}

.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:20px;counter-reset:s}
.steps li{position:relative;padding:24px;background:#fff;border:1px solid var(--line);border-radius:var(--r)}
.steps p{color:var(--muted);margin:0;font-size:.95rem}
.step-n{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--navy);color:#fff;font-weight:700;font-size:.9rem;margin-bottom:14px}

.phases{list-style:none;margin:0 0 16px;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:3px solid var(--navy)}
.phases li{padding:24px 24px 0 0;position:relative}
.phases li::before{content:"";position:absolute;top:-10px;left:0;width:17px;height:17px;border-radius:50%;background:#fff;border:3px solid var(--navy)}
.phases h3{margin-top:12px}
.phases p{color:var(--muted)}
@media (max-width:700px){.phases{grid-template-columns:1fr;border-top:0;border-left:3px solid var(--navy)}.phases li{padding:0 0 20px 24px}.phases li::before{top:2px;left:-10px}.phases h3{margin-top:0}}

.split{display:grid;grid-template-columns:1fr 1.25fr;gap:56px;align-items:center}
.two-col{display:grid;grid-template-columns:1.2fr 1fr;gap:56px;align-items:start}
@media (max-width:900px){.split,.two-col{grid-template-columns:1fr;gap:36px}}
.fig{margin:0}
.fig img{border-radius:var(--r);box-shadow:0 20px 40px rgba(6,38,73,.15)}
.fig figcaption{font-size:.8rem;color:var(--muted);margin-top:10px}
.panel{background:var(--tint);border-radius:var(--r);padding:32px}
.mt{margin-top:40px}
.note{margin-top:28px;padding:18px 22px;background:#fff;border-left:3px solid var(--navy);border-radius:0 10px 10px 0;color:var(--ink)}
.small{font-size:.88rem;color:var(--muted)}
.ticks{list-style:none;margin:0;padding:0}
.ticks li{display:flex;gap:12px;margin-bottom:14px;align-items:flex-start}
.ticks .ico{color:var(--navy);margin-top:4px}
.contacts{list-style:none;margin:24px 0 0;padding:0}
.contacts li{display:flex;gap:14px;align-items:flex-start;padding:16px 0;border-top:1px solid var(--line)}
.contacts .ico{color:var(--navy);margin-top:2px}
.contacts a{font-weight:600;text-decoration:none;word-break:break-all}
.contacts a:hover{text-decoration:underline}
.c-label{display:block;font-size:.85rem;color:var(--muted)}
.addr{display:flex;gap:12px;align-items:flex-start;font-weight:500}
.addr .ico{color:var(--navy);margin-top:3px}
.prose h1{margin-bottom:8px}
.prose h2{font-size:1.25rem;margin-top:32px}

/* CTA band */
.band{background:linear-gradient(120deg,var(--navy) 0%,var(--navy-d) 100%);color:#fff;padding:64px 0}
.band-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.band h2{color:#fff;margin-bottom:8px}
.band p{color:rgba(255,255,255,.85);margin:0;max-width:640px}

/* footer */
.foot{background:var(--navy-d);color:rgba(255,255,255,.8);padding:64px 0 28px;font-size:.92rem}
.foot a{color:#fff}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px}
@media (max-width:800px){.foot-grid{grid-template-columns:1fr}}
.foot h2{color:#fff;font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:16px}
.foot ul{list-style:none;margin:0;padding:0}
.foot li{margin-bottom:8px}
.foot li a{text-decoration:none}
.foot li a:hover{text-decoration:underline}
.foot-tag{margin:14px 0 10px;font-size:.72rem;letter-spacing:.27em;text-transform:uppercase;color:var(--light)}
.foot-legal{margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.15);font-size:.8rem;color:rgba(255,255,255,.6)}
.foot-legal p{margin:0 0 6px}

@media (max-width:600px){body{font-size:16px}.sec{padding:64px 0}.wrap{padding:0 16px}.mark{width:40px;height:40px}.wm-1{font-size:1.25rem}.wm-2{font-size:.66rem}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn{transition:none}}
[id]{scroll-margin-top:96px}