/* ============================================================
   FRP / Fiberglass Export Website — Global Stylesheet
   International B2B standards: semantic, responsive, accessible
   Palette: Deep industrial blue + safety orange accents
   ============================================================ */

:root {
  --color-primary: #0b3d66;        /* deep industrial blue */
  --color-primary-dark: #082c4b;
  --color-primary-light: #1b5f96;
  --color-accent: #f26b21;         /* safety orange */
  --color-accent-dark: #d95a16;
  --color-bg: #ffffff;
  --color-bg-alt: #f4f7fa;
  --color-bg-dark: #0b3d66;
  --color-text: #1c2b38;
  --color-text-muted: #5a6b7a;
  --color-border: #e3e8ee;
  --color-white: #ffffff;
  --radius: 8px;
  --shadow: 0 4px 20px rgba(11, 61, 102, 0.10);
  --shadow-lg: 0 12px 40px rgba(11, 61, 102, 0.18);
  --font-heading: 'Segoe UI', 'Helvetica Neue', Arial, 'Noto Sans', sans-serif;
  --font-body: 'Segoe UI', 'Helvetica Neue', Arial, 'Noto Sans', sans-serif;
  --container: 1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary-light); text-decoration: none; transition: color .2s; }
a:hover { color: var(--color-accent); }
ul { list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-heading); line-height: 1.25; color: var(--color-primary); }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 20px; }

.section { padding: 80px 0; }
.section-alt { background: var(--color-bg-alt); }
.section-dark { background: var(--color-bg-dark); color: var(--color-white); }
.section-dark h2 { color: var(--color-white); }

.section-head { text-align: center; max-width: 760px; margin: 0 auto 50px; }
.section-head .eyebrow {
  text-transform: uppercase; letter-spacing: 2.5px; font-size: 13px;
  font-weight: 700; color: var(--color-accent); margin-bottom: 12px;
}
.section-head h2 { font-size: 38px; margin-bottom: 16px; }
.section-head p { color: var(--color-text-muted); font-size: 17px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 30px; border-radius: var(--radius);
  font-weight: 600; font-size: 15px; border: none; cursor: pointer;
  transition: all .25s; text-align: center;
}
.btn-accent { background: var(--color-accent); color: #fff; }
.btn-accent:hover { background: var(--color-accent-dark); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-outline { background: transparent; color: var(--color-white); border: 2px solid rgba(255,255,255,.6); }
.btn-outline:hover { background: rgba(255,255,255,.15); color: #fff; border-color: #fff; }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); color: #fff; }
.btn-white { background: #fff; color: var(--color-primary); }
.btn-white:hover { background: var(--color-bg-alt); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.97); backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.logo { display: flex; align-items: center; gap: 12px; font-weight: 700; font-size: 20px; color: var(--color-primary); }
.logo .logo-mark {
  width: 40px; height: 40px; border-radius: 8px; background: var(--color-primary);
  color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 15px;
}
.logo small { display: block; font-weight: 400; font-size: 12px; color: var(--color-text-muted); letter-spacing: .5px; }

.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a { color: var(--color-text); font-weight: 500; font-size: 15px; position: relative; }
.nav-links a:hover, .nav-links a.active { color: var(--color-accent); }
.nav-links a.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px; background: var(--color-accent);
}
.nav-cta { margin-left: 10px; }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; font-size: 26px; color: var(--color-primary); }

/* ---------- Hero ---------- */
.hero {
  position: relative; color: var(--color-white);
  background: linear-gradient(135deg, #082c4b 0%, #0b3d66 55%, #135887 100%);
  padding: 110px 0; overflow: hidden;
}
.hero::after {
  content: ""; position: absolute; right: -120px; top: -120px; width: 520px; height: 520px;
  border-radius: 50%; background: radial-gradient(circle, rgba(242,107,33,.25), transparent 65%);
}
.hero-inner { display: flex; align-items: center; gap: 60px; position: relative; z-index: 2; }
.hero-text { flex: 1.15; }
.hero-text .eyebrow { color: #ffb48a; letter-spacing: 2px; text-transform: uppercase; font-size: 13px; font-weight: 700; margin-bottom: 16px; }
.hero-text h1 { color: #fff; font-size: 50px; font-weight: 800; line-height: 1.15; margin-bottom: 22px; }
.hero-text h1 span { color: #ffb48a; }
.hero-text p { font-size: 18px; color: rgba(255,255,255,.85); max-width: 560px; margin-bottom: 34px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 40px; margin-top: 40px; border-top: 1px solid rgba(255,255,255,.15); padding-top: 28px; flex-wrap: wrap; }
.hero-stat strong { display: block; font-size: 32px; color: #ffb48a; }
.hero-stat span { font-size: 13px; color: rgba(255,255,255,.75); }

.hero-visual { flex: 1; }
.hero-card {
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.18);
  border-radius: 14px; padding: 28px 24px; backdrop-filter: blur(4px);
}
.hero-card .card-title { color: #fff; font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.hero-card .card-sub { color: #ffb48a; font-size: 13px; margin-bottom: 18px; }
.hero-card ul li { display: flex; gap: 10px; align-items: flex-start; padding: 8px 0; color: rgba(255,255,255,.9); font-size: 15px; border-bottom: 1px solid rgba(255,255,255,.08); }
.hero-card ul li:last-child { border: none; }
.hero-card ul li span { color: #ffb48a; font-weight: 700; }

/* ---------- Page Banner (inner pages) ---------- */
.page-banner { background: linear-gradient(135deg, #082c4b, #0b3d66); color: #fff; padding: 70px 0; }
.page-banner h1 { color: #fff; font-size: 40px; margin-bottom: 10px; }
.page-banner p { color: rgba(255,255,255,.85); max-width: 640px; }
.breadcrumb { margin-top: 16px; font-size: 14px; color: rgba(255,255,255,.7); }
.breadcrumb a { color: #ffb48a; }

/* ---------- Process / Categories ---------- */
.process-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; margin-top: 20px; }
.process-card {
  background: #fff; border: 1px solid var(--color-border); border-radius: 12px; padding: 30px 26px;
  transition: transform .25s, box-shadow .25s;
}
.process-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.process-card .icon {
  width: 52px; height: 52px; border-radius: 10px; display: flex; align-items: center; justify-content: center;
  background: var(--color-primary); color: #fff; font-size: 24px; margin-bottom: 18px;
}
.process-card h3 { font-size: 19px; margin-bottom: 10px; }
.process-card p { color: var(--color-text-muted); font-size: 15px; margin-bottom: 16px; }
.process-card .more { font-weight: 600; font-size: 14px; color: var(--color-accent); }

/* ---------- Product cards / grid ---------- */
.products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 28px; }
.product-card {
  background: #fff; border: 1px solid var(--color-border); border-radius: 12px; overflow: hidden;
  transition: transform .25s, box-shadow .25s;
}
.product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.product-card .thumb { aspect-ratio: 4/3; background: var(--color-bg-alt); overflow: hidden; }
.product-card .thumb img { width: 100%; height: 100%; object-fit: cover; }
.product-card .body { padding: 20px 22px 24px; }
.product-card h3 { font-size: 18px; margin-bottom: 8px; }
.product-card p { color: var(--color-text-muted); font-size: 14px; margin-bottom: 16px; }
.product-card .tag { display: inline-block; font-size: 12px; font-weight: 600; color: var(--color-accent); text-transform: uppercase; letter-spacing: 1px; background: rgba(242,107,33,.1); padding: 4px 10px; border-radius: 20px; margin-bottom: 12px; }

/* ---------- Features / Why us ---------- */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 26px; }
.feature {
  background: #fff; border: 1px solid var(--color-border); border-radius: 12px; padding: 30px 26px;
}
.feature .fi { width: 56px; height: 56px; border-radius: 50%; background: rgba(242,107,33,.12); color: var(--color-accent); display: flex; align-items: center; justify-content: center; font-size: 26px; margin-bottom: 18px; }
.feature h3 { font-size: 18px; margin-bottom: 10px; }
.feature p { color: var(--color-text-muted); font-size: 15px; }

/* ---------- About / two column ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.split .img-box { border-radius: 14px; overflow: hidden; box-shadow: var(--shadow-lg); }
.split h2 { font-size: 34px; margin-bottom: 18px; }
.split p { color: var(--color-text-muted); margin-bottom: 18px; }
.check-list li { display: flex; gap: 12px; margin-bottom: 12px; font-size: 15px; }
.check-list li span { color: var(--color-accent); font-weight: 700; }

/* ---------- Capability ticks ---------- */
.cap-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); gap: 20px; }
.cap { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); border-radius: 12px; padding: 26px 22px; }
.cap h4 { color: #ffb48a; font-size: 16px; margin-bottom: 8px; }
.cap p { color: rgba(255,255,255,.8); font-size: 14px; }

/* ---------- Contact / Lead form ---------- */
.contact-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 50px; align-items: start; }
.form-card { background: #fff; border: 1px solid var(--color-border); border-radius: 14px; padding: 38px; box-shadow: var(--shadow); }
.form-card h3 { font-size: 24px; margin-bottom: 8px; }
.form-card .form-sub { color: var(--color-text-muted); margin-bottom: 26px; }
.form-row { margin-bottom: 20px; }
.form-row label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 8px; color: var(--color-text); }
.form-row label .req { color: var(--color-accent); }
.form-row input, .form-row select, .form-row textarea {
  width: 100%; padding: 13px 16px; border: 1.5px solid var(--color-border); border-radius: var(--radius);
  font-size: 15px; font-family: inherit; color: var(--color-text); background: var(--color-bg);
  transition: border-color .2s;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: none; border-color: var(--color-primary-light);
}
.form-row textarea { resize: vertical; min-height: 120px; }
.form-check { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; color: var(--color-text-muted); }

.form-note { font-size: 13px; color: var(--color-text-muted); margin-top: 14px; text-align: center; }
.form-success { display: none; background: #e8f7ee; border: 1px solid #b6e6c8; color: #1e7a45; padding: 16px; border-radius: 8px; margin-top: 16px; font-weight: 500; }

.contact-info { display: flex; flex-direction: column; gap: 20px; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; background: #fff; border: 1px solid var(--color-border); border-radius: 12px; padding: 22px; }
.contact-item .ci { width: 48px; height: 48px; border-radius: 10px; background: var(--color-bg-alt); color: var(--color-primary); display: flex; align-items: center; justify-content: center; font-size: 22px; flex-shrink: 0; }
.contact-item h4 { font-size: 16px; margin-bottom: 4px; }
.contact-item p, .contact-item a { color: var(--color-text-muted); font-size: 15px; }

/* ---------- FAQ ---------- */
.faq-item { background: #fff; border: 1px solid var(--color-border); border-radius: 10px; margin-bottom: 14px; overflow: hidden; }
.faq-item details { padding: 0; }
.faq-item summary { padding: 20px 24px; cursor: pointer; font-weight: 600; color: var(--color-primary); list-style: none; position: relative; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; position: absolute; right: 24px; font-size: 22px; color: var(--color-accent); }
.faq-item details[open] summary::after { content: "–"; }
.faq-item .faq-body { padding: 0 24px 20px; color: var(--color-text-muted); font-size: 15px; }

/* ---------- Lead banner / CTA strip ---------- */
.cta-strip { background: linear-gradient(135deg, #f26b21, #d95a16); color: #fff; text-align: center; padding: 60px 0; }
.cta-strip h2 { color: #fff; font-size: 34px; margin-bottom: 14px; }
.cta-strip p { color: rgba(255,255,255,.9); max-width: 620px; margin: 0 auto 28px; font-size: 17px; }

/* ---------- Footer ---------- */
.site-footer { background: #082c4b; color: rgba(255,255,255,.8); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 40px; }
.footer-grid h4 { color: #fff; font-size: 16px; margin-bottom: 18px; }
.footer-grid ul li { margin-bottom: 10px; }
.footer-grid a { color: rgba(255,255,255,.75); font-size: 14px; }
.footer-grid a:hover { color: #ffb48a; }
.footer-about p { color: rgba(255,255,255,.7); font-size: 14px; margin-top: 14px; }
.footer-contact li { font-size: 14px; margin-bottom: 12px; display: flex; gap: 10px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 22px 0; text-align: center; font-size: 13px; color: rgba(255,255,255,.55); }

/* ---------- Social ---------- */
.socials { display: flex; gap: 12px; margin-top: 18px; }
.socials a { width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,.12); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 16px; transition: background .2s; }
.socials a:hover { background: var(--color-accent); }

/* ---------- Responsive ---------- */
@media (max-width: 992px) {
  .hero-inner, .split, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-inner { display: grid; }
  .hero-text h1 { font-size: 38px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .section { padding: 54px 0; }
  .nav-links {
    position: absolute; top: 76px; left: 0; right: 0; background: #fff; flex-direction: column;
    gap: 0; padding: 0 20px; box-shadow: var(--shadow); max-height: 0; overflow: hidden; transition: max-height .3s;
  }
  .nav-links.open { max-height: 460px; padding: 10px 20px 20px; }
  .nav-links a { display: block; padding: 14px 0; border-bottom: 1px solid var(--color-border); }
  .nav-links a.active::after { display: none; }
  .nav-links .nav-cta { margin: 16px 0 0; }
  .nav-toggle { display: block; }
  .section-head h2 { font-size: 30px; }
  .hero { padding: 70px 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .form-card { padding: 26px 20px; }
}