/* =========================================================
   Pioneer Technical Services — design system
   Electrical/technical industry aesthetic: deep navy with an
   electric-cyan accent, strong condensed headings over a
   clean sans body.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@500;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --color-primary: #0b2545;       /* deep navy */
  --color-primary-dark: #071a33;
  --color-accent: #00b4d8;        /* electric cyan */
  --color-accent-dark: #0090ad;
  --color-spark: #f5c542;         /* warning-yellow highlight, used sparingly */
  --color-bg: #ffffff;
  --color-bg-alt: #f2f5f8;
  --color-text: #1f2733;
  --color-text-light: #5c6773;
  --color-border: #dfe4ea;
  --container-width: 1240px;
  --font-display: "Barlow Condensed", Arial, sans-serif;
  --font-body: "Inter", Arial, Helvetica, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 128px; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.68;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; }

.container { width: 100%; max-width: var(--container-width); margin: 0 auto; padding: 0 24px; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  text-transform: uppercase;
  color: var(--color-primary-dark);
  line-height: 1.15;
  margin: 0 0 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
}
h1 { font-size: clamp(2rem, 4.2vw, 3rem); }
h2 { font-size: clamp(1.6rem, 2.8vw, 2.2rem); }
h3 { font-size: 1.25rem; text-transform: none; font-weight: 600; }
p { margin: 0 0 18px; }
.lede { font-size: 1.1rem; color: var(--color-text-light); max-width: 780px; }

.eyebrow {
  display: inline-block; font-family: var(--font-display); text-transform: uppercase;
  letter-spacing: 0.14em; font-size: 0.85rem; font-weight: 600; color: var(--color-accent-dark);
  margin-bottom: 10px;
}

.skip-link { position: absolute; left: -9999px; top: 0; background: var(--color-primary); color: #fff; padding: 10px 16px; z-index: 1000; }
.skip-link:focus { left: 10px; top: 10px; }

/* ---------------- Buttons ---------------- */
.button {
  display: inline-block; background: var(--color-accent); color: #fff;
  padding: 13px 28px; border-radius: 3px; font-weight: 700; font-family: var(--font-display);
  text-transform: uppercase; letter-spacing: 0.03em; font-size: 1rem; border: none; cursor: pointer;
}
.button:hover { background: var(--color-accent-dark); }
.button.outline { background: transparent; border: 2px solid #fff; color: #fff; }
.button.outline:hover { background: #fff; color: var(--color-primary-dark); }
.button.outline-dark { background: transparent; border: 2px solid var(--color-primary); color: var(--color-primary); }
.button.outline-dark:hover { background: var(--color-primary); color: #fff; }

/* ---------------- Top bar ---------------- */
.top-bar { background: var(--color-primary-dark); color: #b7c3d1; font-size: 0.85rem; }
.top-bar .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 14px; padding: 8px 24px; }
.top-bar a { color: #b7c3d1; }
.top-bar a:hover { color: #fff; }
.top-bar .items { display: flex; gap: 24px; flex-wrap: wrap; }
@media (max-width: 780px) { .top-bar { display: none; } }

/* ---------------- Header / nav ---------------- */
.site-header { background: #fff; border-bottom: 1px solid var(--color-border); position: sticky; top: 0; z-index: 100; }
.site-header .container { display: flex; align-items: center; justify-content: space-between; padding: 12px 24px; gap: 20px; }
.site-logo img { height: 48px; width: auto; display: block; }

.main-nav { display: flex; align-items: center; gap: 8px; }
.main-nav > ul { display: flex; gap: 4px; list-style: none; margin: 0; padding: 0; align-items: center; }
.main-nav > ul > li { position: relative; }
.main-nav a {
  display: block; color: var(--color-primary-dark); font-weight: 600; font-family: var(--font-display);
  text-transform: uppercase; font-size: 0.92rem; letter-spacing: 0.02em; padding: 10px 14px; border-radius: 2px;
}
.main-nav > ul > li > a:hover, .main-nav a[aria-current="page"] { color: var(--color-accent-dark); }

.main-nav .has-sub { position: relative; }
.main-nav .sub-menu {
  list-style: none; margin: 0; padding: 8px; position: absolute; top: 100%; left: 0;
  background: #fff; border: 1px solid var(--color-border); border-radius: 4px;
  min-width: 210px; box-shadow: 0 12px 28px rgba(11,37,69,0.14);
  opacity: 0; visibility: hidden; transform: translateY(6px); transition: opacity 0.15s, transform 0.15s;
}
.main-nav .has-sub:hover .sub-menu, .main-nav .has-sub:focus-within .sub-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.main-nav .sub-menu a { padding: 9px 12px; font-size: 0.88rem; text-transform: none; font-family: var(--font-body); font-weight: 600; }
.main-nav .sub-menu a:hover { background: var(--color-bg-alt); }

.nav-cta { margin-left: 8px; }
.menu-toggle { display: none; background: none; border: 2px solid var(--color-primary); border-radius: 4px; padding: 8px 10px; font-size: 1.1rem; cursor: pointer; }

@media (max-width: 980px) {
  .menu-toggle { display: block; }
  .nav-cta.desktop-only { display: none; }
  .main-nav { display: none; width: 100%; flex-direction: column; align-items: stretch; border-top: 1px solid var(--color-border); padding-top: 10px; }
  .main-nav.is-open { display: flex; }
  .main-nav > ul { flex-direction: column; align-items: stretch; gap: 0; }
  .main-nav .sub-menu { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: none; padding-left: 14px; display: none; }
  .main-nav .has-sub.is-open .sub-menu { display: block; }
  .main-nav a { padding: 12px 4px; border-bottom: 1px solid var(--color-border); }
  .site-header .container { flex-wrap: wrap; }
  .nav-cta.mobile-only { display: block; margin: 12px 0 4px; }
}
@media (min-width: 981px) { .nav-cta.mobile-only { display: none; } }

/* ---------------- Homepage hero ---------------- */
.home-hero { position: relative; min-height: 520px; display: flex; align-items: center; overflow: hidden; background: var(--color-primary-dark); }
.home-hero img.bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; opacity: 0.35; }
.home-hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(7,26,51,0.95) 35%, rgba(7,26,51,0.55) 90%); z-index: 0; }
.home-hero .container { position: relative; z-index: 1; padding: 64px 24px; }
.home-hero .hero-content { max-width: 660px; color: #fff; }
.home-hero h1 { color: #fff; }
.home-hero p { color: #c6d0dc; }

/* Page hero banner */
.page-hero {
  position: relative; min-height: 230px; display: flex; align-items: center;
  background: var(--color-primary-dark); color: #fff; overflow: hidden;
}
.page-hero img.bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; opacity: 0.35; }
.page-hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(7,26,51,0.95), rgba(7,26,51,0.6)); z-index: 0; }
.page-hero .container { position: relative; z-index: 1; padding: 46px 24px; }
.page-hero h1 { color: #fff; margin-bottom: 6px; }
.page-hero .crumb { color: #b7c3d1; font-size: 0.9rem; }
.page-hero .crumb a { color: #b7c3d1; }
.page-hero .crumb a:hover { color: #fff; }

/* Sections */
.section { padding: 72px 0; }
.section.alt { background: var(--color-bg-alt); }
.section.dark { background: var(--color-primary-dark); color: #fff; }
.section.dark h2, .section.dark h3 { color: #fff; }
.section.dark p { color: #c6d0dc; }
.section-head { max-width: 760px; margin: 0 auto 40px; text-align: center; }
.section-head.left { margin-left: 0; text-align: left; max-width: 100%; }

/* Mission / Vision */
.mv-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
@media (max-width: 780px) { .mv-grid { grid-template-columns: 1fr; } }
.mv-card { background: var(--color-primary); color: #fff; border-radius: 6px; padding: 34px; }
.mv-card .icon-badge { width: 54px; height: 54px; border-radius: 50%; background: rgba(255,255,255,0.12); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.mv-card .icon-badge svg { width: 26px; height: 26px; stroke: var(--color-accent); }
.mv-card h3 { color: #fff; }
.mv-card p { color: #c6d0dc; margin: 0; }

/* Core values grid */
.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 900px) { .values-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .values-grid { grid-template-columns: 1fr; } }
.value-card { background: #fff; border: 1px solid var(--color-border); border-radius: 6px; padding: 26px 24px; }
.value-card .icon-badge { width: 46px; height: 46px; border-radius: 50%; background: var(--color-bg-alt); display: flex; align-items: center; justify-content: center; margin-bottom: 14px; }
.value-card .icon-badge svg { width: 22px; height: 22px; stroke: var(--color-accent-dark); }
.value-card h3 { font-size: 1.05rem; margin-bottom: 6px; }
.value-card p { color: var(--color-text-light); font-size: 0.93rem; margin: 0; }

/* Service tabs */
.service-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 40px; }
.service-tab-btn {
  background: #fff; border: 1px solid var(--color-border); border-radius: 30px; padding: 10px 20px;
  font-family: var(--font-display); text-transform: uppercase; font-size: 0.88rem; font-weight: 600;
  color: var(--color-primary-dark); cursor: pointer; letter-spacing: 0.02em;
}
.service-tab-btn.is-active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.service-panel { display: none; }
.service-panel.is-active { display: block; }
.service-panel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: start; }
@media (max-width: 860px) { .service-panel-grid { grid-template-columns: 1fr; } }
.service-panel ul { padding-left: 20px; margin: 0 0 20px; }
.service-panel li { margin-bottom: 10px; color: var(--color-text-light); }
.service-photo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.service-photo-grid img { border-radius: 4px; aspect-ratio: 4/3; object-fit: cover; cursor: zoom-in; }

/* Gallery grid */
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
@media (max-width: 900px) { .gallery-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 600px) { .gallery-grid { grid-template-columns: repeat(2, 1fr); } }
.gallery-grid a { display: block; border-radius: 4px; overflow: hidden; aspect-ratio: 4/3; }
.gallery-grid img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
.gallery-grid a:hover img { transform: scale(1.06); }

/* Accreditations grid */
.doc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
@media (max-width: 900px) { .doc-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .doc-grid { grid-template-columns: 1fr; } }
.doc-card { background: #fff; border: 1px solid var(--color-border); border-radius: 6px; padding: 28px 22px; text-align: center; }
.doc-card .doc-icon { width: 52px; height: 52px; border-radius: 50%; background: var(--color-bg-alt); display: flex; align-items: center; justify-content: center; margin: 0 auto 14px; }
.doc-card .doc-icon svg { width: 24px; height: 24px; stroke: var(--color-accent-dark); }
.doc-card h3 { font-size: 1rem; margin-bottom: 16px; }

/* Client logo grid */
.client-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; align-items: center; }
@media (max-width: 900px) { .client-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 560px) { .client-grid { grid-template-columns: repeat(2, 1fr); } }
.client-logo { background: #fff; border: 1px solid var(--color-border); border-radius: 4px; padding: 8px; display: flex; align-items: center; justify-content: center; height: 110px; }
.client-logo img { max-height: 92px; max-width: 100%; width: auto; object-fit: contain; }

/* CTA band */
.cta-band { background: var(--color-primary-dark); color: #fff; padding: 56px 0; text-align: center; }
.cta-band h2 { color: #fff; }
.cta-band p { color: #c6d0dc; max-width: 600px; margin: 0 auto 24px; }

/* Forms */
.form-card { background: #fff; border: 1px solid var(--color-border); border-radius: 6px; padding: 32px; }
.form-card.wide { max-width: none; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 600px) { .form-grid { grid-template-columns: 1fr; } }
.form-card label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 0.88rem; }
.form-card input, .form-card textarea {
  width: 100%; padding: 11px 13px; border: 1px solid var(--color-border); border-radius: 3px;
  font-family: inherit; font-size: 0.95rem; background: var(--color-bg-alt);
}
.form-card .full { grid-column: 1 / -1; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* Contact layout */
.contact-layout { display: grid; grid-template-columns: 1fr 1.3fr; gap: 44px; align-items: start; }
@media (max-width: 900px) { .contact-layout { grid-template-columns: 1fr; } }
.contact-block { display: flex; gap: 14px; margin-bottom: 22px; align-items: flex-start; }
.contact-block .icon-badge { flex: 0 0 auto; width: 44px; height: 44px; border-radius: 50%; background: var(--color-bg-alt); display: flex; align-items: center; justify-content: center; }
.contact-block .icon-badge svg { width: 20px; height: 20px; stroke: var(--color-accent-dark); }
.contact-block h3 { font-size: 0.95rem; margin-bottom: 4px; text-transform: uppercase; font-family: var(--font-display); }
.contact-block p { margin: 0; color: var(--color-text-light); }
.map-wrap { margin-top: 30px; }
.map-wrap iframe { width: 100%; height: 320px; border: 0; border-radius: 8px; display: block; }

/* Text + image split (About sections) */
.split-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center; }
@media (max-width: 860px) { .split-grid { grid-template-columns: 1fr; } }
.split-grid img { border-radius: 8px; }

/* Quality Assurance two-column */
.qa-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: start; }
@media (max-width: 820px) { .qa-grid { grid-template-columns: 1fr; } }
.qa-grid .qa-col { background: #fff; border: 1px solid var(--color-border); border-radius: 8px; padding: 30px 28px; }

/* Lightbox */
.lightbox-overlay {
  position: fixed; inset: 0; background: rgba(7,26,51,0.92); z-index: 1000;
  display: none; align-items: center; justify-content: center; padding: 40px;
}
.lightbox-overlay.is-open { display: flex; }
.lightbox-overlay img { max-width: 90vw; max-height: 82vh; object-fit: contain; border-radius: 4px; }
.lightbox-close {
  position: absolute; top: 20px; right: 24px; background: none; border: none; color: #fff;
  font-size: 2.2rem; line-height: 1; cursor: pointer; padding: 6px 10px;
}
.lightbox-nav {
  position: absolute; top: 50%; transform: translateY(-50%); background: rgba(255,255,255,0.12);
  border: none; color: #fff; width: 52px; height: 52px; border-radius: 50%; font-size: 1.6rem; cursor: pointer;
}
.lightbox-nav:hover { background: rgba(255,255,255,0.25); }
.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }
@media (max-width: 600px) {
  .lightbox-nav { width: 42px; height: 42px; font-size: 1.3rem; }
  .lightbox-prev { left: 8px; } .lightbox-next { right: 8px; }
}
.site-footer { background: var(--color-primary-dark); color: #b7c3d1; padding-top: 52px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,0.1); }
@media (max-width: 780px) { .footer-grid { grid-template-columns: 1fr; gap: 26px; } }
.site-footer h4 { color: #fff; font-family: var(--font-display); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 16px; }
.site-footer .footer-logo-text { font-family: var(--font-display); font-weight: 700; text-transform: uppercase; font-size: 1.3rem; color: #fff; margin-bottom: 14px; }
.site-footer p { color: #9fadbc; font-size: 0.92rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer ul li { margin-bottom: 9px; }
.site-footer a { color: #b7c3d1; }
.site-footer a:hover { color: #fff; }
.footer-bottom { padding: 18px 0; text-align: center; font-size: 0.85rem; color: #8393a5; }
.footer-bottom a { color: #b7c3d1; text-decoration: underline; }