/*
Theme Name: JLab
Theme URI: https://jainlaboratory.com
Author: Quiresoft
Author URI: https://quiresoft.com
Description: Custom theme for Jain Laboratory Instruments Pvt. Ltd. (JLab) — educational, scientific and engineering lab equipment manufacturer. WooCommerce-ready. Blueprint / technical-drawing design system.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: jlab
Tags: custom-background, custom-logo, custom-menu, featured-images, translation-ready, e-commerce
*/

/* ==========================================================================
   JLab — Jain Laboratory Instruments Pvt. Ltd.
   Design system: technical-drawing / blueprint aesthetic for a precision
   lab-equipment manufacturer and exporter.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --paper: #F4F5F1;
  --paper-raised: #FBFBF9;
  --ink: #12181F;
  --ink-soft: #4B5560;
  --blue: #1B4B7A;
  --blue-deep: #0E2E4D;
  --blue-tint: #E9EFF3;
  --amber: #C67A2E;
  --amber-tint: #F6E9DA;
  --line: #CBD4D8;
  --line-soft: #DEE4E3;
  --green: #3F6B4A;
  --radius: 3px;
  --maxw: 1180px;
  --font-head: 'Space Grotesk', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
h1,h2,h3,h4{
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 .5em;
  letter-spacing: -0.01em;
}
h1{ font-size: clamp(2.1rem, 4vw, 3.4rem); font-weight: 700; }
h2{ font-size: clamp(1.6rem, 2.6vw, 2.3rem); }
h3{ font-size: 1.25rem; }
p{ margin: 0 0 1em; max-width: 62ch; color: var(--ink-soft); }
.mono{ font-family: var(--font-mono); }
.container{ max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
section{ padding: 76px 0; }
.section-tight{ padding: 48px 0; }
hr.rule{ border: none; border-top: 1px solid var(--line); margin: 0; }
::selection{ background: var(--blue); color: #fff; }
:focus-visible{ outline: 2px solid var(--blue); outline-offset: 2px; }

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

/* ---------- preview banner ---------- */
.preview-banner{
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12.5px;
  text-align: center;
  padding: 7px 12px;
  letter-spacing: 0.01em;
}
.preview-banner strong{ color: var(--amber); font-weight: 500; }

/* ---------- header / nav ---------- */
.site-header{
  background: var(--paper-raised);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 40;
}
.header-bar{
  display: flex;
  align-items: center;
  gap: 28px;
  height: 82px;
}
.brand{ display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand img{ height: 42px; width: auto; }
.brand-text{ display: flex; flex-direction: column; line-height: 1.1; }
.brand-text .name{ font-family: var(--font-head); font-weight: 700; font-size: 1.25rem; }
.brand-text .tag{ font-family: var(--font-mono); font-size: 11px; color: var(--ink-soft); }

.main-nav{ display: flex; gap: 4px; margin-left: 8px; flex: 1; }
.main-nav a{
  font-size: 14.5px;
  font-weight: 500;
  padding: 10px 14px;
  border-radius: var(--radius);
  color: var(--ink-soft);
  white-space: nowrap;
}
.main-nav a:hover, .main-nav a.active{ color: var(--blue); background: var(--blue-tint); }

.header-cta{ display: flex; align-items: center; gap: 18px; flex-shrink: 0; }
.phone-link{ font-family: var(--font-mono); font-size: 13.5px; color: var(--ink); display: flex; align-items: center; gap: 7px; }
.phone-link svg{ flex-shrink: 0; }

.nav-toggle{
  display: none;
  background: none; border: 1px solid var(--line); border-radius: var(--radius);
  width: 42px; height: 42px; align-items: center; justify-content: center; cursor: pointer;
}

/* ---------- buttons ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14.5px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .12s ease, background .12s ease, border-color .12s ease;
}
.btn:hover{ transform: translateY(-1px); }
.btn-primary{ background: var(--amber); color: #fff; }
.btn-primary:hover{ background: #B26A22; }
.btn-outline{ background: transparent; border-color: var(--ink); color: var(--ink); }
.btn-outline:hover{ border-color: var(--blue); color: var(--blue); }
.btn-outline-light{ background: transparent; border-color: rgba(255,255,255,.5); color: #fff; }
.btn-outline-light:hover{ border-color: #fff; }
.btn-block{ width: 100%; justify-content: center; }

/* ---------- hero ---------- */
.hero{
  position: relative;
  background:
    linear-gradient(var(--paper), var(--paper)),
    repeating-linear-gradient(0deg, var(--line-soft) 0 1px, transparent 1px 40px),
    repeating-linear-gradient(90deg, var(--line-soft) 0 1px, transparent 1px 40px);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.hero-grid{
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
  padding: 72px 0 60px;
}
.hero-eyebrow{
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--blue);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}
.hero-eyebrow::before{ content:''; width: 26px; height: 1px; background: var(--blue); }
.hero p.lead{ font-size: 1.1rem; max-width: 46ch; }
.hero-actions{ display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }
.hero-stats{ display: flex; gap: 34px; margin-top: 44px; flex-wrap: wrap; }
.hero-stats .stat b{ display: block; font-family: var(--font-head); font-size: 1.7rem; font-weight: 700; color: var(--blue-deep); }
.hero-stats .stat span{ font-size: 13px; color: var(--ink-soft); }

.hero-figure{ position: relative; }
.drawing-frame{
  position: relative;
  border: 1px solid var(--ink);
  background: var(--paper-raised);
  padding: 22px;
}
.drawing-frame::before, .drawing-frame::after,
.drawing-frame .cbr, .drawing-frame .cbl{
  content:''; position: absolute; width: 16px; height: 16px; z-index: 2;
}
.drawing-frame::before{ top:-1px; left:-1px; border-top: 2px solid var(--amber); border-left: 2px solid var(--amber); }
.drawing-frame::after{ bottom:-1px; right:-1px; border-bottom: 2px solid var(--amber); border-right: 2px solid var(--amber); }
.drawing-frame .cbr{ top:-1px; right:-1px; border-top: 2px solid var(--amber); border-right: 2px solid var(--amber); }
.drawing-frame .cbl{ bottom:-1px; left:-1px; border-bottom: 2px solid var(--amber); border-left: 2px solid var(--amber); }
.drawing-title{
  display: flex; justify-content: space-between; font-family: var(--font-mono);
  font-size: 11px; color: var(--ink-soft); border-top: 1px solid var(--line-soft);
  margin-top: 14px; padding-top: 10px;
}

/* ---------- homepage banner slider ---------- */
.banner-slider{
  position: relative;
  background: var(--paper-raised);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.banner-slider .slider-viewport{
  max-width: var(--maxw);
  margin: 0 auto;
  position: relative;
  overflow: hidden;
  aspect-ratio: 1672 / 941;
}
.banner-slider .slider-track{
  display: flex;
  width: 300%;
  height: 100%;
  transition: transform .6s cubic-bezier(.65,0,.35,1);
}
.banner-slider .slide{
  width: 33.3333%;
  height: 100%;
  flex-shrink: 0;
}
.banner-slider .slide img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.slider-arrow{
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: rgba(251,251,249,.9);
  color: var(--ink);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  z-index: 3;
  transition: background .15s ease, border-color .15s ease;
}
.slider-arrow:hover{ border-color: var(--blue); color: var(--blue); }
.slider-arrow.prev{ left: 18px; }
.slider-arrow.next{ right: 18px; }
.slider-dots{
  position: absolute;
  bottom: 18px; left: 0; right: 0;
  display: flex; justify-content: center; gap: 9px;
  z-index: 3;
}
.slider-dots .dot{
  width: 9px; height: 9px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.9);
  background: rgba(18,24,31,.35);
  cursor: pointer; padding: 0;
}
.slider-dots .dot.is-active{ background: var(--amber); border-color: var(--amber); }

.banner-strip{
  background: var(--paper-raised);
  border-bottom: 1px solid var(--line);
}
.banner-strip .container{
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  padding-top: 24px;
  padding-bottom: 24px;
}
.banner-strip .hero-stats{ margin-top: 0; }
.banner-strip .hero-actions{ margin-top: 0; }

@media (max-width: 760px){
  .slider-arrow{ width: 36px; height: 36px; }
  .slider-arrow.prev{ left: 10px; }
  .slider-arrow.next{ right: 10px; }
  .banner-strip .container{ flex-direction: column; align-items: flex-start; }
}

/* ---------- section headers ---------- */
.section-head{ max-width: 640px; margin-bottom: 44px; }
.section-head .kicker{ font-family: var(--font-mono); font-size: 13px; color: var(--blue); margin-bottom: 10px; }
.section-head.center{ margin-left: auto; margin-right: auto; text-align: center; }

/* ---------- category / product grids ---------- */
.grid{ display: grid; gap: 22px; }
.grid-4{ grid-template-columns: repeat(4, 1fr); }
.grid-3{ grid-template-columns: repeat(3, 1fr); }
.grid-2{ grid-template-columns: repeat(2, 1fr); }

.panel{
  border: 1px solid var(--line);
  background: var(--paper-raised);
  padding: 26px;
  border-radius: var(--radius);
}

.cat-card{
  border: 1px solid var(--line);
  background: var(--paper-raised);
  padding: 24px;
  border-radius: var(--radius);
  transition: border-color .15s ease, transform .15s ease;
}
.cat-card:hover{ border-color: var(--blue); transform: translateY(-2px); }
.cat-card .icon{ color: var(--blue); margin-bottom: 16px; }
.cat-card h3{ font-size: 1.05rem; margin-bottom: 6px; }
.cat-card p{ font-size: 13.5px; margin-bottom: 10px; }
.cat-card .count{ font-family: var(--font-mono); font-size: 12px; color: var(--ink-soft); }
.cat-card .sub-list{ list-style: none; margin: 12px 0 0; padding: 10px 0 0; border-top: 1px solid var(--line-soft); font-size: 13px; }
.cat-card .sub-list li{ padding: 3px 0; color: var(--ink-soft); }
.cat-card .sub-list a:hover{ color: var(--blue); }

.product-card{
  border: 1px solid var(--line);
  background: var(--paper-raised);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex; flex-direction: column;
}
.product-media{
  aspect-ratio: 4/3;
  background: var(--blue-tint);
  display: flex; align-items: center; justify-content: center;
  border-bottom: 1px solid var(--line);
  color: var(--blue);
  position: relative;
}
.product-media .sku{
  position: absolute; top: 10px; left: 10px; font-family: var(--font-mono);
  font-size: 10.5px; background: var(--paper-raised); border: 1px solid var(--line);
  padding: 3px 7px; border-radius: 2px; color: var(--ink-soft);
}
.product-body{ padding: 18px 18px 20px; display: flex; flex-direction: column; flex: 1; }
.product-body .cat{ font-family: var(--font-mono); font-size: 11px; color: var(--blue); margin-bottom: 6px; }
.product-body h3{ font-size: 1rem; margin-bottom: 8px; }
.product-body p{ font-size: 13.5px; margin-bottom: 14px; }
.product-foot{ margin-top: auto; display: flex; align-items: center; justify-content: space-between; padding-top: 12px; border-top: 1px solid var(--line-soft); }
.price{ font-family: var(--font-mono); font-weight: 500; color: var(--ink); }
.price .from{ font-size: 11px; color: var(--ink-soft); display: block; }

/* ---------- filter chips ---------- */
.chip-row{ display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 36px; }
.chip{
  font-size: 13.5px; padding: 8px 16px; border: 1px solid var(--line);
  border-radius: 20px; color: var(--ink-soft); font-weight: 500;
}
.chip.is-active, .chip:hover{ border-color: var(--blue); color: var(--blue); background: var(--blue-tint); }

/* ---------- certifications strip ---------- */
.cert-strip{ background: var(--blue-deep); color: #fff; }
.cert-strip .grid{ grid-template-columns: repeat(6, 1fr); gap: 0; }
.cert-item{ padding: 26px 14px; text-align: center; border-left: 1px solid rgba(255,255,255,.14); }
.cert-item:first-child{ border-left: none; }
.cert-item .code{ font-family: var(--font-mono); font-size: 12px; color: #9BC0DE; margin-bottom: 6px; }
.cert-item .label{ font-size: 13px; color: #E7EEF3; }

/* ---------- timeline ---------- */
.timeline{ border-left: 1px solid var(--line); padding-left: 28px; margin-left: 6px; }
.timeline-item{ position: relative; padding-bottom: 34px; }
.timeline-item:last-child{ padding-bottom: 0; }
.timeline-item::before{
  content:''; position: absolute; left: -33px; top: 4px; width: 11px; height: 11px;
  background: var(--paper); border: 2px solid var(--amber); border-radius: 50%;
}
.timeline-item .yr{ font-family: var(--font-mono); font-size: 13px; color: var(--blue); margin-bottom: 4px; display: block; }

/* ---------- steps (genuine sequence) ---------- */
.steps{ display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; }
.step{ position: relative; padding: 0 18px 0 0; border-right: 1px dashed var(--line); }
.step:last-child{ border-right: none; }
.step .n{ font-family: var(--font-mono); font-size: 13px; color: var(--amber); margin-bottom: 10px; display: block; }
.step h3{ font-size: .98rem; margin-bottom: 8px; }
.step p{ font-size: 13px; }

/* ---------- table (specs / registrations) ---------- */
table.spec-table{ width: 100%; border-collapse: collapse; font-size: 14px; }
table.spec-table th, table.spec-table td{ text-align: left; padding: 13px 14px; border-bottom: 1px solid var(--line-soft); }
table.spec-table th{ font-family: var(--font-mono); font-weight: 500; font-size: 12px; color: var(--ink-soft); width: 38%; }

/* ---------- forms ---------- */
.form-field{ margin-bottom: 18px; }
.form-field label{ display: block; font-size: 13.5px; font-weight: 600; margin-bottom: 7px; }
.form-field input, .form-field select, .form-field textarea{
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); background: var(--paper-raised);
  border-radius: var(--radius); font-family: var(--font-body); font-size: 14.5px; color: var(--ink);
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus{ border-color: var(--blue); outline: none; }
.form-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-note{ font-size: 12.5px; color: var(--ink-soft); margin-top: -6px; }

/* ---------- FAQ accordion (native details/summary) ---------- */
.faq-item{ border-bottom: 1px solid var(--line); }
.faq-item summary{
  cursor: pointer; padding: 22px 4px; font-family: var(--font-head); font-weight: 600;
  font-size: 1.02rem; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 20px;
}
.faq-item summary::-webkit-details-marker{ display: none; }
.faq-item summary .plus{ font-family: var(--font-mono); color: var(--blue); flex-shrink: 0; }
.faq-item[open] summary .plus{ color: var(--amber); }
.faq-item .faq-a{ padding: 0 4px 24px; max-width: 68ch; }

/* ---------- callout / cta band ---------- */
.cta-band{ background: var(--blue-deep); color: #fff; }
.cta-band h2{ color: #fff; }
.cta-band p{ color: #C7D6E1; }

/* ---------- footer ---------- */
.site-footer{ background: var(--ink); color: #C7CDD3; }
.footer-top{ padding: 60px 0 40px; }
.footer-grid{ display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; }
.footer-grid h4{ color: #fff; font-family: var(--font-head); font-size: .95rem; margin-bottom: 16px; }
.footer-grid ul{ list-style: none; margin: 0; padding: 0; }
.footer-grid li{ margin-bottom: 9px; font-size: 13.5px; }
.footer-grid a:hover{ color: #fff; }
.footer-brand .name{ font-family: var(--font-head); font-weight: 700; font-size: 1.3rem; color: #fff; }
.footer-brand p{ color: #9AA3AB; font-size: 13.5px; margin-top: 12px; }
.footer-bottom{
  border-top: 1px solid rgba(255,255,255,.12); padding: 20px 0; font-size: 12.5px;
  display: flex; justify-content: space-between; color: #8A929A; flex-wrap: wrap; gap: 10px;
}
.footer-bottom .mono{ color: #6F7880; }

/* ---------- utility ---------- */
.flex-between{ display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.mt-0{ margin-top: 0; }
.text-center{ text-align: center; margin-left:auto; margin-right:auto; }
.small{ font-size: 13px; }
.pill{ display: inline-block; font-family: var(--font-mono); font-size: 11.5px; padding: 4px 10px; border: 1px solid var(--line); border-radius: 20px; color: var(--ink-soft); }
.two-col{ display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.badge-row{ display:flex; flex-wrap:wrap; gap:10px; margin-top: 18px; }
.badge{ font-family: var(--font-mono); font-size: 11.5px; border:1px solid var(--line); padding:6px 11px; border-radius: 2px; color: var(--ink-soft); }
/* on dark surfaces (e.g. the footer) the default ink-soft text is unreadable — flip to light */
.site-footer .badge, .cta-band .badge{ color: #D7DDE2; border-color: rgba(255,255,255,.3); }

/* ---------- responsive ---------- */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns: 1fr; padding-top: 40px; }
  .grid-4{ grid-template-columns: repeat(2, 1fr); }
  .grid-3{ grid-template-columns: repeat(2, 1fr); }
  .cert-strip .grid{ grid-template-columns: repeat(3, 1fr); }
  .cert-item:nth-child(4){ border-left: none; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
  .steps{ grid-template-columns: 1fr 1fr; }
  .step{ border-right: none; border-bottom: 1px dashed var(--line); padding: 0 0 20px 0; margin-bottom: 20px; }
  .two-col{ grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 760px){
  .main-nav{ display: none; }
  .main-nav.is-open{
    display: flex; flex-direction: column; position: absolute; top: 82px; left: 0; right: 0;
    background: var(--paper-raised); border-bottom: 1px solid var(--line); padding: 10px 28px 18px; gap: 2px;
  }
  .nav-toggle{ display: flex; }
  .header-cta .btn-primary{ display: none; }
  .grid-4, .grid-3, .grid-2{ grid-template-columns: 1fr; }
  .cert-strip .grid{ grid-template-columns: repeat(2, 1fr); }
  .cert-item:nth-child(3){ border-left: none; }
  .form-row{ grid-template-columns: 1fr; }
  section{ padding: 52px 0; }
  .steps{ grid-template-columns: 1fr; }
  .footer-bottom{ flex-direction: column; }
}

/* ==========================================================================
   WooCommerce compatibility — brings default WooCommerce markup
   (shop, cart, checkout, my account, single product) onto the JLab palette.
   ========================================================================== */
.woocommerce{ color: var(--ink); }
.woocommerce .container{ padding-top: 8px; }
.woocommerce a{ color: var(--blue); }
.woocommerce .button, .woocommerce button.button, .woocommerce a.button,
.woocommerce input.button, .woocommerce #respond input#submit{
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14.5px;
  background: var(--amber);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 12px 22px;
}
.woocommerce .button:hover, .woocommerce a.button:hover, .woocommerce input.button:hover{ background: #B26A22; color:#fff; }
.woocommerce span.onsale{
  background: var(--blue-deep); border-radius: 2px; font-family: var(--font-mono); font-weight: 500; font-size: 11px;
}
.woocommerce ul.products li.product{ border: 1px solid var(--line); background: var(--paper-raised); padding: 18px; border-radius: var(--radius); }
.woocommerce ul.products li.product .price{ font-family: var(--font-mono); color: var(--ink); }
.woocommerce div.product p.price, .woocommerce div.product span.price{ font-family: var(--font-mono); color: var(--ink); }
.woocommerce table.shop_table{ border-color: var(--line); font-size: 14px; }
.woocommerce table.shop_table th{ font-family: var(--font-mono); font-size: 12px; color: var(--ink-soft); }
.woocommerce #respond input#submit, .woocommerce a.button.alt{ background: var(--blue); }
.woocommerce #respond input#submit:hover, .woocommerce a.button.alt:hover{ background: var(--blue-deep); }
.woocommerce nav.woocommerce-pagination ul{ border-color: var(--line); }
.woocommerce nav.woocommerce-pagination ul li{ border-color: var(--line); }
.woocommerce nav.woocommerce-pagination ul li a, .woocommerce nav.woocommerce-pagination ul li span{ color: var(--ink); }
.woocommerce-message, .woocommerce-info{ border-top-color: var(--blue); }
.woocommerce-error{ border-top-color: var(--amber); }
.woocommerce-breadcrumb{ font-family: var(--font-mono); font-size: 12.5px; color: var(--ink-soft); margin-bottom: 20px; }
.woocommerce-breadcrumb a{ color: var(--ink-soft); }

/* contact form status messages */
.form-status{ padding: 14px 16px; border-radius: var(--radius); font-size: 14px; margin-bottom: 20px; }
.form-status.success{ background: #E7F0EA; border: 1px solid var(--green); color: #244430; }
.form-status.error{ background: var(--amber-tint); border: 1px solid var(--amber); color: #6B3D14; }