/* ===== YONGFENG PRECISION MOULDING · NAGATOYO — shared styles ===== */
:root{
  --navy-900:#071A2B;
  --navy-800:#0B2A44;
  --navy-700:#10375C;
  --blue-600:#165D9C;
  --blue-500:#1F6FB2;
  --steel-100:#EAF1F7;
  --steel-200:#D7E2EC;
  --silver:#C6D3E0;
  --ink:#12263A;
  --gold:#D9A441;
  --white:#fff;
  --line:rgba(18,38,58,.12);
  --shadow:0 14px 40px rgba(7,26,43,.14);
  --radius:14px;
  --font:'Segoe UI',Roboto,'Helvetica Neue',Arial,'Noto Sans SC','Microsoft YaHei',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:#f6f9fc;line-height:1.7;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
section{padding:64px 0}

/* ===== Navigation ===== */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(7,26,43,.94);backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,.08)}
.nav .container{display:flex;align-items:center;justify-content:space-between;height:64px}
.nav-brand{display:flex;align-items:center;gap:10px;color:#fff}
.nav-logo-txt{font-weight:900;font-size:20px;letter-spacing:2px;color:#fff;line-height:1}
.nav-logo-txt b{color:var(--gold)}
.nav-logo-sub{font-size:10px;letter-spacing:3px;color:var(--silver);font-weight:400}
.nav-links{display:flex;gap:22px;align-items:center}
.nav-links a{color:var(--steel-100);font-size:14px;opacity:.9;transition:opacity .2s}
.nav-links a:hover{opacity:1;color:#fff}
.nav-links .nav-cta{background:var(--gold);color:var(--navy-900);padding:8px 18px;border-radius:999px;font-weight:700;font-size:14px;transition:transform .2s,box-shadow .2s}
.nav-links .nav-cta:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(217,164,65,.4)}
.nav-burger{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer}
.nav-burger span{display:block;width:22px;height:2px;background:#fff;margin:5px auto;transition:.3s}

/* ===== Hero ===== */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;padding:120px 0 80px;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(7,26,43,.95) 0%,rgba(11,42,68,.84) 45%,rgba(16,55,92,.62) 100%)}
.hero-inner{position:relative;z-index:2;color:#fff}
.hero-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;letter-spacing:3px;color:var(--gold);margin-bottom:18px}
.hero-eyebrow::before{content:"";width:26px;height:1px;background:var(--gold)}
.hero h1{font-size:38px;line-height:1.22;font-weight:900;letter-spacing:1px;margin-bottom:14px}
.hero h1 .c2{color:var(--gold)}
.hero p.sub{font-size:16px;color:var(--steel-200);max-width:620px;margin-bottom:28px;font-weight:300}
.hero-meta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px}
.hero-chip{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);padding:9px 16px;border-radius:999px;font-size:13px;color:var(--steel-100)}
.hero-chip b{color:#fff;font-weight:700}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 30px;border-radius:12px;font-weight:700;font-size:15px;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s;border:0}
.btn-primary{background:var(--gold);color:var(--navy-900)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(217,164,65,.45)}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.4)}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff}

/* ===== Page header (inner pages) ===== */
.page-header{background:linear-gradient(120deg,var(--navy-900),var(--navy-700));color:#fff;padding:110px 0 52px;position:relative;overflow:hidden}
.page-header::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:56px 56px}
.page-header .container{position:relative;z-index:1}
.page-header .crumb{font-size:12px;letter-spacing:2px;color:var(--gold);margin-bottom:10px;font-weight:700}
.page-header h1{font-size:34px;font-weight:900;letter-spacing:1px}
.page-header p{margin-top:12px;color:var(--steel-200);max-width:760px;font-weight:300}

/* ===== Section head ===== */
.sec-head{margin-bottom:40px}
.sec-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;letter-spacing:3px;color:var(--blue-500);font-weight:700;margin-bottom:10px}
.sec-eyebrow::before{content:"";width:24px;height:1px;background:var(--blue-500)}
.sec-head h2{font-size:28px;font-weight:900;color:var(--navy-800);letter-spacing:.5px}
.sec-head p{color:#5a7186;font-size:15px;margin-top:10px;max-width:720px}
.sec-head.center{text-align:center}
.sec-head.center .sec-eyebrow::before{display:none}
.sec-head.center p{margin-left:auto;margin-right:auto}

/* ===== About ===== */
.about{background:var(--white)}
.about-grid{display:grid;grid-template-columns:1fr;gap:28px;align-items:center}
.about-media{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.about-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.about-badge{position:absolute;top:14px;left:14px;background:rgba(7,26,43,.86);color:#fff;padding:10px 16px;border-radius:10px;font-size:13px;display:flex;gap:8px;align-items:center}
.about-text h3{font-size:22px;font-weight:800;color:var(--navy-800);margin-bottom:14px;line-height:1.5}
.about-text p{font-size:15px;color:#41586e;margin-bottom:14px}
.about-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.about-tags span{background:var(--steel-100);border:1px solid var(--steel-200);color:var(--navy-700);padding:7px 14px;border-radius:999px;font-size:13px}

/* ===== Advantages ===== */
.advantages{background:var(--navy-900);color:#fff}
.advantages .sec-eyebrow{color:var(--gold)}
.advantages .sec-eyebrow::before{background:var(--gold)}
.advantages .sec-head h2{color:#fff}
.advantages .sec-head p{color:var(--silver)}
.adv-grid{display:grid;grid-template-columns:1fr;gap:18px}
.adv-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);padding:26px;position:relative;overflow:hidden;transition:transform .25s,border-color .25s}
.adv-card:hover{transform:translateY(-4px);border-color:rgba(217,164,65,.5)}
.adv-num{font-size:40px;font-weight:900;color:rgba(217,164,65,.25);line-height:1;margin-bottom:16px}
.adv-card h3{font-size:19px;font-weight:800;color:#fff;margin-bottom:10px}
.adv-card p{font-size:14px;color:var(--steel-200);line-height:1.8}
.adv-link{display:inline-flex;align-items:center;gap:6px;margin-top:14px;color:var(--gold);font-size:13px;font-weight:700}

/* ===== Stats ===== */
.stats{background:linear-gradient(135deg,var(--navy-800),var(--navy-700));color:#fff;position:relative;overflow:hidden}
.stats::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:56px 56px}
.stats .container{position:relative;z-index:1}
.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.stat{text-align:center}
.stat b{display:block;font-size:30px;font-weight:900;color:var(--gold);line-height:1.1}
.stat b em{font-style:normal;font-size:18px;margin-left:2px}
.stat span{display:block;margin-top:8px;font-size:13.5px;color:var(--steel-200)}

/* ===== Timeline ===== */
.timeline{background:var(--white)}
.tl-wrap{position:relative;--tl-time:96px;--tl-axis:18px;--tl-gap:14px}
.tl-wrap::before{content:"";position:absolute;top:0;bottom:0;left:calc(var(--tl-time) + var(--tl-gap) + var(--tl-axis)/2 - 0.5px);width:1px;background:var(--steel-200)}
.tl-item{display:grid;grid-template-columns:var(--tl-time) var(--tl-axis) 1fr;gap:var(--tl-gap);padding-bottom:30px}
.tl-time{font-size:13px;font-weight:800;color:var(--blue-500);padding-top:13px;line-height:1.3;white-space:normal}
.tl-dot{width:14px;height:14px;border-radius:50%;background:var(--blue-500);border:3px solid var(--steel-100);box-shadow:0 0 0 2px var(--steel-200);justify-self:center;align-self:center;grid-column:2}
.tl-item.current .tl-dot{background:var(--gold);border-color:var(--navy-800);box-shadow:0 0 0 2px var(--navy-800)}
.tl-body h4{font-size:17px;font-weight:800;color:var(--navy-800);margin-bottom:6px}
.tl-body p{font-size:14px;color:#41586e}
.tl-body .tag{display:inline-block;background:var(--steel-100);color:var(--blue-600);font-size:12px;padding:3px 10px;border-radius:999px;margin-bottom:8px;font-weight:700}
.tl-layout{display:grid;grid-template-columns:1fr;gap:28px;align-items:start}
.tl-founder{background:var(--navy-800);color:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.founder-media{aspect-ratio:4/3;max-width:100%}
.founder-media img{width:100%;height:100%;object-fit:cover;object-position:center 22%}
.founder-info{padding:18px 20px}
.founder-info h4{font-size:18px;font-weight:800;margin-bottom:6px}
.founder-info p{font-size:13.5px;color:var(--steel-200);line-height:1.7;margin-bottom:14px}
.founder-role{display:inline-block;background:var(--gold);color:var(--navy-900);font-size:12px;font-weight:700;padding:6px 13px;border-radius:999px}

/* ===== Process ===== */
.process{background:linear-gradient(rgba(7,26,43,.66),rgba(7,26,43,.66)),url("../assets/edm-workshop.jpg") center/cover no-repeat}
.process .sec-eyebrow{color:var(--gold)}
.process .sec-eyebrow::before{background:var(--gold)}
.process .sec-head h2{color:#fff}
.process .sec-head p{color:var(--silver)}
.proc-grid{display:grid;grid-template-columns:1fr;gap:18px}
.proc-card{background:var(--white);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.proc-head{display:flex;align-items:center;gap:12px;margin-bottom:6px}
.proc-ico{width:46px;height:46px;border-radius:12px;background:var(--navy-800);display:flex;align-items:center;justify-content:center;flex:none}
.proc-ico svg{width:22px;height:22px;color:var(--gold)}
.proc-card h3{font-size:18px;font-weight:800;color:var(--navy-800)}
.proc-card .mot{font-size:12px;color:var(--blue-500);letter-spacing:2px;margin-bottom:14px;font-weight:700}
.proc-steps{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.proc-step{display:inline-flex;align-items:center;gap:6px;background:var(--steel-100);border:1px solid var(--steel-200);border-radius:999px;padding:6px 12px;font-size:13px;color:var(--navy-700)}
.proc-step i{font-style:normal;color:var(--blue-500);font-weight:800}

/* ===== Industries ===== */
.industries{background:var(--white)}
.ind-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.ind-item{display:flex;align-items:center;gap:12px;background:var(--steel-100);border:1px solid var(--steel-200);border-radius:12px;padding:16px}
.ind-ico{width:40px;height:40px;border-radius:10px;background:var(--navy-800);display:flex;align-items:center;justify-content:center;flex:none}
.ind-ico svg{width:20px;height:20px;color:var(--gold)}
.ind-item b{font-size:15px;color:var(--navy-800)}
.ind-item span{display:block;font-size:12px;color:#5a7186;margin-top:2px}

/* ===== Products ===== */
.products{background:var(--steel-100)}
.prod-grid{display:grid;grid-template-columns:1fr;gap:18px}
.prod-card{background:var(--white);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column}
.prod-media{position:relative;overflow:hidden;aspect-ratio:16/10;background:#eef}
.prod-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.prod-card:hover .prod-media img{transform:scale(1.05)}
.prod-body{padding:20px;display:flex;flex-direction:column;flex:1}
.prod-body h3{font-size:17px;font-weight:800;color:var(--navy-800);margin-bottom:10px}
.prod-body p{font-size:14px;color:#41586e;line-height:1.75;flex:1}
.prod-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.prod-tags span{background:var(--steel-100);border:1px solid var(--steel-200);color:var(--navy-700);font-size:12px;padding:4px 10px;border-radius:999px}

/* ===== Tech / certs ===== */
.tech{background:var(--navy-900);color:#fff;position:relative}
.tech .sec-eyebrow{color:var(--gold)}
.tech .sec-eyebrow::before{background:var(--gold)}
.tech .sec-head h2{color:#fff}
.tech .sec-head p{color:var(--silver)}
.tech-grid{display:grid;grid-template-columns:1fr;gap:18px}
.tech-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);padding:24px}
.tech-card h3{font-size:17px;font-weight:800;color:#fff;margin-bottom:12px}
.tech-card p,.tech-card li{font-size:14px;color:var(--steel-200);line-height:1.8}
.tech-card ul{list-style:none;padding-left:0}
.tech-card li{padding-left:18px;position:relative;margin-bottom:8px}
.tech-card li::before{content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:2px;background:var(--gold)}
.equip-row{display:grid;grid-template-columns:1fr;gap:18px;margin-top:18px}
.equip-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);padding:22px}
.equip-card h4{font-size:15px;color:var(--gold);letter-spacing:1px;margin-bottom:14px;font-weight:800}
.equip-list{display:flex;flex-wrap:wrap;gap:8px}
.equip-list span{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);padding:6px 12px;border-radius:999px;font-size:13px;color:var(--steel-100)}

/* ===== Certificates / honors ===== */
.cert-grid{display:grid;grid-template-columns:1fr;gap:16px}
.cert-card{background:var(--white);border:1px solid var(--steel-200);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.cert-card .cert-ic{width:48px;height:48px;border-radius:12px;background:var(--navy-800);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.cert-card .cert-ic svg{width:24px;height:24px;color:var(--gold)}
.cert-card h3{font-size:16px;font-weight:800;color:var(--navy-800);margin-bottom:8px}
.cert-card p{font-size:13.5px;color:#5a7186}

/* ===== Facilities / molds ===== */
.env{background:var(--steel-100)}
.env-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.env-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--steel-200);border-radius:12px;overflow:hidden;box-shadow:0 6px 18px rgba(7,26,43,.08)}
.env-card img{width:100%;height:170px;object-fit:cover;display:block;transition:transform .3s ease}
.env-card:hover img{transform:scale(1.05)}
.env-card figcaption{color:var(--navy-700);font-size:13px;text-align:center;padding:10px 8px;font-weight:600}
.mold{background:var(--navy-900);color:#fff}
.mold .sec-eyebrow{color:var(--gold)}
.mold .sec-eyebrow::before{background:var(--gold)}
.mold .sec-head h2{color:#fff}
.mold .sec-head p{color:var(--silver)}
.mold-grid{display:grid;grid-template-columns:1fr;gap:14px}
.mold-card{display:flex;flex-direction:column;background:rgba(255,255,255,.05);border:1px solid rgba(217,164,65,.35);border-radius:12px;overflow:hidden}
.mold-card img{width:100%;height:190px;object-fit:cover;display:block;transition:transform .3s ease}
.mold-card:hover img{transform:scale(1.05)}
.mold-card figcaption{color:#fff;font-size:13px;text-align:center;padding:0 8px 12px}

/* ===== Contact ===== */
.contact{background:linear-gradient(135deg,var(--navy-800),var(--navy-900));color:#fff}
.contact-grid{display:grid;grid-template-columns:1fr;gap:30px}
.contact h2{font-size:28px;font-weight:900;margin-bottom:18px}
.contact p.lead{color:var(--steel-200);margin-bottom:26px;font-size:15px}
.contact-item{display:flex;gap:14px;margin-bottom:16px;align-items:flex-start}
.contact-item svg{width:22px;height:22px;color:var(--gold);flex:none;margin-top:3px}
.contact-item .lb{font-size:12px;color:var(--silver);letter-spacing:1px;display:block}
.contact-item .val{font-size:15px;color:#fff;font-weight:500;word-break:break-word}
.contact-item a.val:hover{color:var(--gold)}
.contact-quote{border-left:3px solid var(--gold);padding-left:18px;margin-top:22px;font-size:15px;color:var(--steel-100);font-style:italic;line-height:1.9}
.contact-meta .equip-list{display:flex;flex-wrap:wrap;gap:10px}
.contact-meta .site-link{display:inline-flex;align-items:center;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:999px;padding:9px 18px;font-size:14px;font-weight:700;color:#fff}
.contact-meta .site-link:hover{border-color:var(--gold);color:var(--gold)}

/* ===== Footer ===== */
.footer{background:var(--navy-900);color:var(--silver);padding:26px 0;font-size:13px;text-align:center;border-top:1px solid rgba(255,255,255,.08)}
.footer a{color:var(--steel-200)}
.footer a:hover{color:var(--gold)}

/* ===== News ===== */
.news-list{display:grid;grid-template-columns:1fr;gap:16px}
.news-card{background:var(--white);border:1px solid var(--steel-200);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);transition:transform .2s}
.news-card:hover{transform:translateY(-3px)}
.news-card .date{font-size:12px;color:var(--blue-500);font-weight:800;letter-spacing:1px}
.news-card h3{font-size:17px;font-weight:800;color:var(--navy-800);margin:8px 0}
.news-card p{font-size:14px;color:#41586e}

/* ===== Mobile nav ===== */
.nav-links{position:fixed;top:64px;left:0;right:0;background:var(--navy-900);flex-direction:column;align-items:flex-start;gap:0;padding:0 20px;max-height:0;overflow:hidden;transition:max-height .3s;border-bottom:1px solid rgba(255,255,255,.08)}
.nav-links a{display:block;width:100%;padding:16px 0;border-bottom:1px solid rgba(255,255,255,.06)}
.nav-links .nav-cta{margin:16px 0;width:auto;border:0;background:var(--gold);color:var(--navy-900);text-align:center;padding:12px 20px}
.nav-links.open{max-height:560px}
.nav-burger{display:block}
.nav-burger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger.active span:nth-child(2){opacity:0}
.nav-burger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== Responsive ===== */
@media(min-width:640px){
  .nav-links{position:static;flex-direction:row;gap:22px;align-items:center;max-height:none;overflow:visible;padding:0;background:transparent;border-bottom:0}
  .nav-links a{display:inline;width:auto;padding:0;border-bottom:0}
  .nav-links .nav-cta{margin:0;padding:8px 18px}
  .nav-burger{display:none}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(3,1fr)}
  .ind-grid{grid-template-columns:repeat(3,1fr)}
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .tech-grid{grid-template-columns:repeat(2,1fr)}
  .env-grid{grid-template-columns:repeat(3,1fr)}
  .cert-grid{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr 1fr;gap:44px}
}
@media(min-width:960px){
  .tl-layout{grid-template-columns:1.5fr 1fr}
  .hero h1{font-size:52px}
  .about-grid{grid-template-columns:1fr 1.05fr;gap:44px}
  .adv-grid{grid-template-columns:repeat(5,1fr)}
  .stats-grid{grid-template-columns:repeat(6,1fr)}
  .proc-grid{grid-template-columns:repeat(3,1fr)}
  .ind-grid{grid-template-columns:repeat(4,1fr)}
  .prod-grid{grid-template-columns:repeat(3,1fr)}
  .tech-grid{grid-template-columns:2fr 1fr;gap:20px}
  .equip-row{grid-template-columns:1fr 1fr}
  .env-grid{grid-template-columns:repeat(4,1fr)}
  .mold-grid{grid-template-columns:repeat(2,1fr)}
  .cert-grid{grid-template-columns:repeat(3,1fr)}
  .news-list{grid-template-columns:repeat(2,1fr)}
}