/* =========================================================
   Umiya Assembly Technologies — site styles
   ========================================================= */
:root{
  --navy:#16263F;
  --navy-2:#0E1A2E;
  --navy-3:#1e3354;
  --teal:#34B3D0;
  --teal-dark:#1f8aa6;
  --amber:#FFC24A;
  --amber-soft:#FFD37A;
  --ink:#13202f;
  --slate:#5a6b7d;
  --slate-light:#8a99a8;
  --line:#e6ebf1;
  --bg:#ffffff;
  --bg-alt:#f5f8fb;
  --white:#ffffff;
  --radius:16px;
  --radius-sm:11px;
  --shadow:0 18px 40px -22px rgba(16,38,63,.35);
  --shadow-lg:0 30px 60px -28px rgba(16,38,63,.45);
  --max:1160px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{font-family:"Space Grotesk",sans-serif;line-height:1.12;margin:0;letter-spacing:-.02em;color:var(--navy)}
p{margin:0}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
.ic{width:1em;height:1em;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}

/* ---------- Top bar ---------- */
.topbar{background:var(--navy-2);color:#cdd9e6;font-size:.82rem}
.topbar__inner{display:flex;justify-content:space-between;align-items:center;gap:16px;height:40px}
.topbar__left{display:flex;gap:22px;align-items:center}
.topbar__item{display:inline-flex;align-items:center;gap:7px;color:#cdd9e6;transition:color .2s}
.topbar__item:hover{color:var(--amber)}
.topbar__item .ic{width:15px;height:15px;fill:currentColor;stroke:none}
.topbar__right{display:flex;align-items:center;gap:14px;color:var(--slate-light)}
.topbar__gst{color:var(--teal);font-weight:600;letter-spacing:.02em}
.topbar__divider{width:1px;height:14px;background:#33445a}

/* ---------- Header ---------- */
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}
.header.scrolled{border-bottom-color:var(--line);box-shadow:0 8px 30px -20px rgba(16,38,63,.4)}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}

.brand{display:inline-flex;align-items:center}
.brand-logo{height:44px;width:auto;display:block}
.footer .brand-logo{height:46px}

.nav{display:flex;align-items:center;gap:6px}
.nav__link{padding:10px 14px;border-radius:10px;font-weight:500;font-size:.95rem;color:var(--slate);transition:color .2s,background .2s}
.nav__link:hover{color:var(--navy);background:var(--bg-alt)}
.nav__link.active{color:var(--navy)}
.nav__cta{background:var(--navy);color:#fff!important;padding:11px 20px;margin-left:8px;box-shadow:0 12px 24px -12px rgba(16,38,63,.6)}
.nav__cta:hover{background:var(--teal-dark);transform:translateY(-1px)}

.nav-toggle{display:none;flex-direction:column;gap:5px;width:44px;height:44px;background:none;border:0;cursor:pointer;padding:10px;border-radius:10px}
.nav-toggle span{height:2px;width:100%;background:var(--navy);border-radius:2px;transition:.3s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;padding:14px 26px;border-radius:12px;font-weight:600;font-size:.97rem;cursor:pointer;border:0;transition:transform .2s var(--ease),box-shadow .2s,background .2s,color .2s;font-family:inherit}
.btn .ic{width:18px;height:18px;transition:transform .25s}
.btn:hover .ic{transform:translateX(3px)}
.btn--primary{background:linear-gradient(135deg,var(--teal),var(--teal-dark));color:#fff;box-shadow:0 16px 30px -14px rgba(31,138,166,.7)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 22px 38px -14px rgba(31,138,166,.8)}
.btn--ghost{background:transparent;color:var(--navy);border:1.5px solid var(--line)}
.btn--ghost:hover{border-color:var(--teal);color:var(--teal-dark);background:var(--bg-alt)}
.btn--block{width:100%;justify-content:center;margin-top:6px}

/* ---------- Hero ---------- */
.hero{position:relative;background:linear-gradient(180deg,#f7fafd 0%,#ffffff 100%);overflow:hidden}
.hero__bg{position:absolute;inset:0;background:
  radial-gradient(circle at 85% 15%,rgba(52,179,208,.12),transparent 42%),
  radial-gradient(circle at 12% 80%,rgba(255,194,74,.12),transparent 40%);
  pointer-events:none}
.hero__bg::after{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:46px 46px;opacity:.4;-webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,#000,transparent 75%);mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,#000,transparent 75%)}
.hero__inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding:74px 24px 90px}
.hero__content{max-width:600px}

.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:.82rem;font-weight:600;letter-spacing:.04em;color:var(--teal-dark);background:rgba(52,179,208,.1);border:1px solid rgba(52,179,208,.25);padding:7px 15px;border-radius:999px}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 4px rgba(255,194,74,.25);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 4px rgba(255,194,74,.25)}50%{box-shadow:0 0 0 7px rgba(255,194,74,.08)}}

.hero__title{font-size:clamp(2.4rem,5.4vw,4rem);font-weight:700;margin:22px 0 18px}
.grad{background:linear-gradient(100deg,var(--teal),var(--amber));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__lead{font-size:1.1rem;color:var(--slate);max-width:540px}
.hero__actions{display:flex;gap:14px;margin:32px 0 38px;flex-wrap:wrap}

.hero__stats{display:flex;gap:34px;flex-wrap:wrap;padding-top:28px;border-top:1px solid var(--line)}
.stat{display:flex;flex-direction:column}
.stat__num{font-family:"Space Grotesk";font-weight:700;font-size:1.85rem;color:var(--navy);line-height:1}
.stat__label{font-size:.82rem;color:var(--slate);margin-top:6px}

/* hero visual */
.hero__visual{position:relative;display:grid;place-items:center;min-height:380px}
.board{position:relative;width:min(100%,400px);filter:drop-shadow(0 30px 50px rgba(16,38,63,.25))}
.board__svg{width:100%;height:auto}
.board__svg .traces{stroke-dasharray:4 6;animation:dash 16s linear infinite}
@keyframes dash{to{stroke-dashoffset:-200}}
.board__svg .nodes circle{animation:blink 3s ease-in-out infinite}
.board__svg .nodes circle:nth-child(2n){animation-delay:1s}
.board__svg .nodes circle:nth-child(3n){animation-delay:.5s}
@keyframes blink{0%,100%{opacity:.4}50%{opacity:1}}
.board__svg .filament{animation:flicker 4s ease-in-out infinite}
@keyframes flicker{0%,100%{opacity:1}48%{opacity:.85}50%{opacity:.55}52%{opacity:.9}}
.board__svg .ring{animation:spin 12s linear infinite;transform-origin:center}
@keyframes spin{to{transform:rotate(360deg)}}

.chip{position:absolute;display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);padding:9px 15px;border-radius:999px;font-size:.84rem;font-weight:600;color:var(--navy);animation:float 5s ease-in-out infinite}
.chip__dot{width:8px;height:8px;border-radius:50%;background:var(--teal)}
.chip--1{top:8%;left:-4%}
.chip--2{top:46%;right:-6%;animation-delay:1.2s}
.chip--2 .chip__dot{background:var(--amber)}
.chip--3{bottom:8%;left:6%;animation-delay:2.2s}
.chip--3 .chip__dot{background:var(--teal-dark)}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}

/* ---------- Brand strip ---------- */
.strip{background:var(--navy);color:#fff;padding:26px 0}
.strip__inner{display:flex;align-items:center;gap:34px;flex-wrap:wrap;justify-content:center}
.strip__label{font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--teal);font-weight:600}
.strip__brands{display:flex;gap:30px;flex-wrap:wrap;justify-content:center}
.strip__brands li{font-family:"Space Grotesk";font-weight:600;font-size:1.15rem;letter-spacing:.06em;color:#a9bace;opacity:.85;transition:.25s}
.strip__brands li:hover{color:#fff;opacity:1}

/* ---------- Sections ---------- */
.section{padding:92px 0}
.section--alt{background:var(--bg-alt)}
.section--dark{background:linear-gradient(160deg,var(--navy) 0%,var(--navy-2) 100%);color:#fff}
.section__head{max-width:680px;margin:0 auto 56px;text-align:center}
.section__title{font-size:clamp(1.7rem,3.4vw,2.5rem);font-weight:700}
.kicker{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--teal-dark);margin-bottom:14px}
.kicker--light{color:var(--teal)}
.section__head--light .section__title{color:#fff}
.section__sub{color:var(--slate);font-size:1.06rem;margin:16px auto 0;max-width:620px}
.section--dark .section__sub{color:#aebfd1}

/* ---------- About ---------- */
.about__grid{display:grid;grid-template-columns:1.05fr 1fr;gap:54px;align-items:center}
.about__intro .section__title{margin-bottom:20px}
.about__intro p{color:var(--slate);margin-bottom:16px;font-size:1.04rem}
.about__intro strong{color:var(--ink)}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--teal-dark);margin-top:6px}
.link-arrow .ic{width:18px;height:18px;transition:transform .25s}
.link-arrow:hover .ic{transform:translateX(4px)}
.about__cards{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.mini{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);transition:transform .3s var(--ease),box-shadow .3s}
.mini:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.mini__ic{font-size:1.7rem;margin-bottom:10px}
.mini h3{font-size:1.06rem;margin-bottom:7px}
.mini p{font-size:.92rem;color:var(--slate)}

/* ---------- Cards (services) ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px;box-shadow:var(--shadow);position:relative;overflow:hidden;transition:transform .3s var(--ease),box-shadow .3s,border-color .3s}
.card::before{content:"";position:absolute;top:0;left:0;width:100%;height:3px;background:linear-gradient(90deg,var(--teal),var(--amber));transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.card:hover::before{transform:scaleX(1)}
.card__ic{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(52,179,208,.14),rgba(255,194,74,.14));margin-bottom:18px}
.card__ic svg{width:26px;height:26px;fill:none;stroke:var(--teal-dark);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:1.18rem;margin-bottom:10px}
.card p{color:var(--slate);font-size:.96rem}

/* ---------- Process ---------- */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.process__step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;box-shadow:var(--shadow);transition:transform .3s var(--ease),box-shadow .3s}
.process__step:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.process__num{font-family:"Space Grotesk";font-weight:700;font-size:2rem;background:linear-gradient(135deg,var(--teal),var(--amber));-webkit-background-clip:text;background-clip:text;color:transparent;display:block;margin-bottom:8px}
.process__step h3{font-size:1.12rem;margin-bottom:7px}
.process__step p{color:var(--slate);font-size:.9rem}
.process__step:last-child{background:linear-gradient(150deg,var(--navy),var(--navy-3));border-color:transparent}
.process__step:last-child h3{color:#fff}
.process__step:last-child p{color:#aebfd1}

/* ---------- Products ---------- */
.products{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.product{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);padding:24px;transition:transform .3s var(--ease),background .3s,border-color .3s}
.product:hover{transform:translateY(-5px);background:rgba(255,255,255,.08);border-color:rgba(52,179,208,.5)}
.product__ic{font-size:2rem;margin-bottom:14px;filter:drop-shadow(0 4px 10px rgba(0,0,0,.3))}
.product h3{color:#fff;font-size:1.05rem;margin-bottom:6px}
.product p{color:#9fb2c7;font-size:.88rem}

/* ---------- Vision / Mission / Quality ---------- */
.vm__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:start}
.vm__block{margin-top:26px}
.vm__tag{display:inline-block;font-family:"Space Grotesk";font-weight:700;font-size:1.15rem;color:var(--navy);position:relative;padding-left:16px}
.vm__tag::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:6px;height:22px;border-radius:3px;background:linear-gradient(var(--teal),var(--amber))}
.vm__block p{color:var(--slate);margin-top:12px}
.ticks{margin-top:14px;display:grid;gap:12px}
.ticks li{position:relative;padding-left:32px;color:var(--slate)}
.ticks li::before{content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;background:rgba(52,179,208,.15)}
.ticks li::after{content:"";position:absolute;left:7px;top:8px;width:5px;height:9px;border-right:2px solid var(--teal-dark);border-bottom:2px solid var(--teal-dark);transform:rotate(45deg)}

.quality-card{position:relative;background:linear-gradient(160deg,var(--navy),var(--navy-3));color:#fff;border-radius:22px;padding:38px 34px;box-shadow:var(--shadow-lg);overflow:hidden}
.quality-card::before{content:"";position:absolute;top:-60px;right:-60px;width:200px;height:200px;border-radius:50%;background:radial-gradient(circle,rgba(255,194,74,.35),transparent 70%)}
.quality-card__badge{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:var(--amber);color:var(--navy);font-size:1.5rem;font-weight:700;margin-bottom:18px}
.quality-card h3{color:#fff;font-size:1.45rem;line-height:1.25;margin-bottom:14px}
.quality-card p{color:#bccddf;font-size:.98rem}
.quality-card__row{display:flex;gap:18px;margin-top:26px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14)}
.quality-card__row>div{display:flex;flex-direction:column}
.q-num{font-family:"Space Grotesk";font-weight:700;font-size:1.45rem;color:var(--amber)}
.q-label{font-size:.78rem;color:#9fb2c7;margin-top:3px}

/* ---------- Contact ---------- */
.contact__grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}
.contact__actions{display:grid;gap:12px;margin:26px 0 30px}
.contact__btn{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:15px 18px;font-weight:600;color:var(--navy);box-shadow:var(--shadow);transition:transform .25s,border-color .25s}
.contact__btn:hover{transform:translateX(4px);border-color:var(--teal)}
.contact__btn .ic{width:22px;height:22px;fill:var(--teal-dark);stroke:none;flex:none}
.contact__btn span{display:flex;flex-direction:column;line-height:1.25}
.contact__btn small{font-weight:500;color:var(--slate-light);font-size:.74rem;text-transform:uppercase;letter-spacing:.06em}

.contact__addresses{display:grid;gap:18px}
.addr h4{display:flex;align-items:center;gap:8px;font-size:.92rem;color:var(--navy);margin-bottom:6px}
.addr h4 .ic{width:17px;height:17px;fill:var(--teal-dark);stroke:none}
.addr p{color:var(--slate);font-size:.95rem}
.addr--gst p{font-family:"Space Grotesk";font-weight:600;letter-spacing:.04em;color:var(--teal-dark)}

/* form */
.contact__form-wrap{position:sticky;top:96px}
.form{background:#fff;border:1px solid var(--line);border-radius:22px;padding:32px;box-shadow:var(--shadow-lg)}
.form__title{font-size:1.4rem;margin-bottom:22px}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:block;margin-bottom:16px}
.field span{display:block;font-size:.84rem;font-weight:600;color:var(--navy);margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:11px;font-family:inherit;font-size:.96rem;color:var(--ink);background:#fbfdff;transition:border-color .2s,box-shadow .2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 4px rgba(52,179,208,.13)}
.field textarea{resize:vertical}
.form__note{margin-top:14px;font-size:.9rem;font-weight:600;min-height:1.2em;text-align:center}
.form__note.ok{color:var(--teal-dark)}
.form__note.err{color:#d9544e}

/* ---------- Footer ---------- */
.footer{background:var(--navy-2);color:#aebfd1;padding-top:64px}
.footer__inner{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer .brand{color:#fff}
.footer .brand__name{color:#fff}
.footer .brand__sub{color:#fff}
.footer__brand p{margin-top:18px;font-size:.92rem;max-width:320px;color:#90a3b8}
.footer__col h4{color:#fff;font-size:.95rem;margin-bottom:16px;letter-spacing:.02em}
.footer__col a{display:block;color:#9fb2c7;font-size:.92rem;padding:5px 0;transition:color .2s}
.footer__col a:hover{color:var(--amber)}
.footer__small{display:block;margin-top:10px;font-size:.82rem;color:var(--teal)}
.footer__bar{border-top:1px solid rgba(255,255,255,.08)}
.footer__bar-inner{display:flex;justify-content:space-between;gap:14px;padding:22px 24px;font-size:.84rem;color:#7d90a5;flex-wrap:wrap}

/* ---------- WhatsApp FAB ---------- */
.fab{position:fixed;right:22px;bottom:22px;z-index:60;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:#25D366;box-shadow:0 14px 30px -8px rgba(37,211,102,.6);transition:transform .25s}
.fab:hover{transform:scale(1.08)}
.fab svg{width:30px;height:30px;fill:#fff}

/* ---------- Reveal animation (only when JS is active) ---------- */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .reveal.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .hero__inner{grid-template-columns:1fr;gap:50px}
  .hero__visual{order:-1;min-height:300px}
  .about__grid,.vm__grid,.contact__grid{grid-template-columns:1fr;gap:40px}
  .cards{grid-template-columns:repeat(2,1fr)}
  .process{grid-template-columns:repeat(2,1fr)}
  .products{grid-template-columns:repeat(3,1fr)}
  .footer__inner{grid-template-columns:1fr 1fr;gap:32px}
  .contact__form-wrap{position:static}
}
@media (max-width:760px){
  .topbar__right{display:none}
  .topbar__left{gap:14px;font-size:.78rem}
  .nav{position:fixed;inset:72px 0 auto;top:72px;flex-direction:column;align-items:stretch;background:#fff;padding:16px 20px 24px;border-bottom:1px solid var(--line);box-shadow:0 20px 40px -20px rgba(16,38,63,.4);transform:translateY(-130%);transition:transform .35s var(--ease);gap:2px;max-height:calc(100vh - 72px);overflow:auto}
  .nav.open{transform:translateY(0)}
  .nav__link{padding:14px 12px;border-bottom:1px solid var(--line);border-radius:0}
  .nav__cta{margin:12px 0 0;border-bottom:0;justify-content:center}
  .nav-toggle{display:flex}
  .brand-logo{height:38px}
  .footer .brand-logo{height:42px}
  .section{padding:64px 0}
  .section__head{margin-bottom:40px}
  .products{grid-template-columns:repeat(2,1fr)}
  .hero__stats{gap:24px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .cards,.about__cards,.process,.products{grid-template-columns:1fr}
  .form__row{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr}
  .strip__inner{gap:18px}
  .strip__brands{gap:18px}
  .hero__actions{flex-direction:column;align-items:stretch}
  .btn{justify-content:center}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none;transition:none}
}