/*
Theme Name: Showa Chain
Theme URI: https://showachain.store
Author: SHOWA CHAIN (S) PTE. LTD.
Author URI: https://showachain.store
Description: A premium, modern, corporate WordPress theme for SHOWA CHAIN (S) PTE. LTD. — industrial engineering, metal fabrication, steam generator manufacturing and repair, and mechanical engineering services. Fully responsive, Gutenberg-ready, WooCommerce compatible, SEO optimized, accessibility friendly, and translation ready.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: showachain
Tags: business, corporate, technology, one-column, two-columns, right-sidebar, custom-logo, custom-menu, featured-images, translation-ready, block-styles, wide-blocks, accessibility-ready
*/

:root{
  --tx-primary:#0B3C5D;
  --tx-secondary:#1976D2;
  --tx-accent:#F4B400;
  --tx-bg:#F7F9FC;
  --tx-text:#1F2937;
  --tx-muted:#6B7280;
  --tx-white:#ffffff;
  --tx-border:#E5E7EB;
  --tx-radius:12px;
  --tx-shadow:0 10px 30px rgba(11,60,93,.08);
  --tx-shadow-lg:0 20px 60px rgba(11,60,93,.15);
  --tx-container:1200px;
  --tx-heading:'Poppins',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  --tx-body:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--tx-body);color:var(--tx-text);background:var(--tx-bg);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--tx-secondary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--tx-primary)}
h1,h2,h3,h4,h5,h6{font-family:var(--tx-heading);color:var(--tx-primary);line-height:1.25;margin:0 0 .6em}
h1{font-size:clamp(2rem,4.2vw,3.4rem);font-weight:700}
h2{font-size:clamp(1.6rem,3vw,2.4rem);font-weight:700}
h3{font-size:1.35rem;font-weight:600}
p{margin:0 0 1rem}

.container{max-width:var(--tx-container);margin:0 auto;padding:0 20px}
.section{padding:90px 0}
.section-alt{background:#fff}
.section-title{text-align:center;margin-bottom:14px}
.section-sub{text-align:center;color:var(--tx-muted);max-width:720px;margin:0 auto 50px}

.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:999px;font-weight:600;font-family:var(--tx-heading);transition:all .25s ease;border:2px solid transparent;cursor:pointer;font-size:15px}
.btn-primary{background:var(--tx-accent);color:#1F2937}
.btn-primary:hover{background:#e0a600;color:#1F2937;transform:translateY(-2px);box-shadow:var(--tx-shadow)}
.btn-outline{background:transparent;color:#fff;border-color:#fff}
.btn-outline:hover{background:#fff;color:var(--tx-primary)}
.btn-secondary{background:var(--tx-primary);color:#fff}
.btn-secondary:hover{background:var(--tx-secondary);color:#fff;transform:translateY(-2px)}

/* Skip link */
.skip-link{position:absolute;left:-9999px;top:0;background:var(--tx-primary);color:#fff;padding:10px 16px;z-index:10000}
.skip-link:focus{left:10px;top:10px}

/* Header */
.site-header{position:sticky;top:0;left:0;right:0;background:rgba(255,255,255,.96);backdrop-filter:saturate(180%) blur(10px);z-index:1000;border-bottom:1px solid var(--tx-border);transition:box-shadow .3s ease}
.site-header.scrolled{box-shadow:0 6px 24px rgba(11,60,93,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:20px}
.site-branding a{display:flex;align-items:center;gap:10px;color:var(--tx-primary);font-family:var(--tx-heading);font-weight:700;font-size:1.15rem}
.brand-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--tx-primary),var(--tx-secondary));display:grid;place-items:center;color:#fff;font-weight:800}
.main-nav ul{display:flex;gap:6px;list-style:none;margin:0;padding:0}
.main-nav a{padding:10px 14px;border-radius:8px;color:var(--tx-text);font-weight:500}
.main-nav a:hover,.main-nav .current-menu-item>a{background:rgba(25,118,210,.08);color:var(--tx-primary)}
.header-cta{display:flex;gap:10px;align-items:center}
.nav-toggle{display:none;background:transparent;border:0;padding:8px;cursor:pointer}
.nav-toggle span{display:block;width:26px;height:2px;background:var(--tx-primary);margin:6px 0;transition:.3s}
.nav-toggle.active span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

@media(max-width:960px){
  .main-nav{position:fixed;inset:70px 0 auto 0;background:#fff;border-bottom:1px solid var(--tx-border);padding:20px;transform:translateY(-120%);transition:transform .3s ease}
  .main-nav.open{transform:translateY(0)}
  .main-nav ul{flex-direction:column;gap:4px}
  .nav-toggle{display:block}
  .header-cta .btn{display:none}
}

/* Hero */
.hero{position:relative;color:#fff;padding:140px 0 120px;overflow:hidden;background:linear-gradient(135deg,#0B3C5D 0%,#1976D2 100%)}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(circle at 20% 20%,rgba(244,180,0,.15),transparent 40%),
  radial-gradient(circle at 80% 60%,rgba(255,255,255,.08),transparent 45%),
  url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="60" height="60" viewBox="0 0 60 60"><path d="M0 30h60M30 0v60" stroke="rgba(255,255,255,.05)" stroke-width="1"/></svg>');
  pointer-events:none}
.hero-inner{position:relative;max-width:900px;margin:0 auto;text-align:center}
.hero h1{color:#fff;margin-bottom:20px}
.hero p{font-size:1.15rem;color:rgba(255,255,255,.9);max-width:720px;margin:0 auto 32px}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* Cards & grids */
.grid{display:grid;gap:26px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:960px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

.card{background:#fff;border-radius:var(--tx-radius);padding:28px;box-shadow:var(--tx-shadow);border:1px solid var(--tx-border);transition:transform .25s ease,box-shadow .25s ease}
.card:hover{transform:translateY(-6px);box-shadow:var(--tx-shadow-lg)}
.card .icon{width:52px;height:52px;border-radius:12px;background:linear-gradient(135deg,var(--tx-primary),var(--tx-secondary));color:#fff;display:grid;place-items:center;font-size:22px;margin-bottom:16px}
.card h3{color:var(--tx-primary);margin-bottom:8px;font-size:1.15rem}
.card p{color:var(--tx-muted);font-size:.96rem;margin:0}

/* About */
.about{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
@media(max-width:900px){.about{grid-template-columns:1fr}}
.about-visual{background:linear-gradient(135deg,var(--tx-primary),var(--tx-secondary));border-radius:20px;min-height:340px;position:relative;overflow:hidden;box-shadow:var(--tx-shadow-lg)}
.about-visual::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 30% 30%,rgba(244,180,0,.25),transparent 50%)}
.about-badge{position:absolute;bottom:24px;left:24px;background:#fff;padding:16px 22px;border-radius:14px;box-shadow:var(--tx-shadow);z-index:2}
.about-badge strong{color:var(--tx-primary);font-family:var(--tx-heading);font-size:1.6rem;display:block}
.about-badge span{color:var(--tx-muted);font-size:.85rem}

/* Process timeline */
.process{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
@media(max-width:900px){.process{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.process{grid-template-columns:1fr}}
.step{background:#fff;border-radius:var(--tx-radius);padding:28px;box-shadow:var(--tx-shadow);text-align:center;position:relative}
.step-num{width:44px;height:44px;border-radius:50%;background:var(--tx-accent);color:#1F2937;font-weight:700;display:grid;place-items:center;margin:0 auto 14px;font-family:var(--tx-heading)}

/* Stats */
.stats{background:linear-gradient(135deg,var(--tx-primary),var(--tx-secondary));color:#fff}
.stats .stat{text-align:center;padding:20px}
.stats .num{font-family:var(--tx-heading);font-weight:800;font-size:clamp(2rem,4vw,3rem);color:var(--tx-accent);display:block}
.stats .label{color:rgba(255,255,255,.9);font-size:.95rem;margin-top:6px;display:block}

/* Testimonials */
.testimonial{background:#fff;border-radius:var(--tx-radius);padding:30px;box-shadow:var(--tx-shadow);border:1px solid var(--tx-border)}
.testimonial p{font-style:italic;color:var(--tx-text)}
.testimonial .who{display:flex;align-items:center;gap:12px;margin-top:16px}
.testimonial .avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--tx-primary),var(--tx-secondary));color:#fff;display:grid;place-items:center;font-weight:700}
.testimonial .who strong{display:block;color:var(--tx-primary)}
.testimonial .who span{color:var(--tx-muted);font-size:.85rem}

/* FAQ */
.faq-item{background:#fff;border:1px solid var(--tx-border);border-radius:var(--tx-radius);margin-bottom:14px;overflow:hidden}
.faq-item summary{cursor:pointer;padding:20px 24px;font-weight:600;color:var(--tx-primary);font-family:var(--tx-heading);list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:1.5rem;color:var(--tx-accent);transition:transform .2s ease}
.faq-item[open] summary::after{content:"−"}
.faq-item .a{padding:0 24px 20px;color:var(--tx-muted)}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr}}
.contact-info li{display:flex;gap:14px;margin-bottom:18px;list-style:none}
.contact-info ul{padding:0;margin:0}
.contact-info .ico{width:44px;height:44px;border-radius:10px;background:rgba(25,118,210,.1);color:var(--tx-primary);display:grid;place-items:center;flex-shrink:0}
.contact-info strong{display:block;color:var(--tx-primary);font-family:var(--tx-heading);margin-bottom:2px}
.contact-info a{color:var(--tx-text)}
.contact-form input,.contact-form textarea,.contact-form select{width:100%;padding:14px 16px;border:1px solid var(--tx-border);border-radius:10px;font-family:inherit;font-size:15px;margin-bottom:14px;background:#fff}
.contact-form input:focus,.contact-form textarea:focus{outline:2px solid var(--tx-secondary);border-color:var(--tx-secondary)}
.social{display:flex;gap:10px;margin-top:14px}
.social a{width:40px;height:40px;border-radius:50%;background:var(--tx-primary);color:#fff;display:grid;place-items:center}
.social a:hover{background:var(--tx-accent);color:#1F2937}

/* Footer */
.site-footer{background:#0b2545;color:#cbd5e1;padding:70px 0 20px;margin-top:60px}
.site-footer h4{color:#fff;font-family:var(--tx-heading);margin-bottom:16px;font-size:1.05rem}
.site-footer a{color:#cbd5e1}
.site-footer a:hover{color:var(--tx-accent)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.footer-grid{grid-template-columns:1fr}}
.footer-grid ul{list-style:none;padding:0;margin:0}
.footer-grid li{margin-bottom:8px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;margin-top:40px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:.9rem}

/* Back to top */
.back-to-top{position:fixed;right:20px;bottom:20px;width:46px;height:46px;border-radius:50%;background:var(--tx-primary);color:#fff;display:none;align-items:center;justify-content:center;box-shadow:var(--tx-shadow);border:0;cursor:pointer;z-index:999}
.back-to-top.visible{display:flex}
.back-to-top:hover{background:var(--tx-accent);color:#1F2937}

/* Reveal animations */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* Content pages */
.page-hero{background:linear-gradient(135deg,var(--tx-primary),var(--tx-secondary));color:#fff;padding:80px 0;text-align:center}
.page-hero h1{color:#fff}
.entry{background:#fff;padding:40px;border-radius:var(--tx-radius);box-shadow:var(--tx-shadow);margin:40px 0}
.entry img{border-radius:10px;margin:20px 0}

/* WP alignments */
.alignwide{max-width:1100px;margin-left:auto;margin-right:auto}
.alignfull{max-width:none;width:100%}
.aligncenter{margin-left:auto;margin-right:auto;display:block}
.wp-caption,.gallery-caption{font-size:.9em;color:var(--tx-muted)}
.screen-reader-text{border:0;clip:rect(1px,1px,1px,1px);clip-path:inset(50%);height:1px;width:1px;overflow:hidden;position:absolute!important;word-wrap:normal!important}
.wp-block-quote{border-left:4px solid var(--tx-accent);padding:10px 20px;color:var(--tx-text);font-style:italic}