@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --fire-red: #AF2B1E;
  --safety-green: #008B29;
  --sky-blue: #2271B3;
  --safety-orange: #E65100;
  --dark: #1a1a1a;
  --dark-light: #2d2d2d;
  --gray-100: #f8f9fa;
  --gray-200: #e9ecef;
  --gray-300: #dee2e6;
  --gray-500: #adb5bd;
  --gray-700: #495057;
  --white: #ffffff;
  --radius: 16px;
  --radius-sm: 8px;
  --shadow: 0 4px 30px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 60px rgba(0,0,0,0.12);
  --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Outfit', sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== HEADER / NAV ===== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}

.header.scrolled {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.06);
  padding: 10px 0;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--white);
  transition: var(--transition);
}

.header.scrolled .logo { color: var(--dark); }

.logo-icon {
  width: 40px; height: 40px;
  background: var(--fire-red);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  color: white;
  font-weight: 900;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-weight: 500;
  font-size: 0.95rem;
  color: rgba(255,255,255,0.85);
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--fire-red);
  transition: var(--transition);
}

.nav-links a:hover::after { width: 100%; }

.header.scrolled .nav-links a { color: var(--gray-700); }
.header.scrolled .nav-links a:hover { color: var(--dark); }

.nav-cta {
  background: var(--fire-red) !important;
  color: white !important;
  padding: 10px 24px;
  border-radius: 50px;
  font-weight: 600;
  transition: var(--transition);
}

.nav-cta:hover { background: #8B1A12 !important; transform: translateY(-2px); }

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
}

.mobile-toggle span {
  width: 28px; height: 2.5px;
  background: white;
  border-radius: 2px;
  transition: var(--transition);
}

.header.scrolled .mobile-toggle span { background: var(--dark); }

/* ===== HERO ===== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  border-radius: 0 0 32px 32px;
  overflow: hidden;
}

.hero-bg img {
  width: 100%; height: 100%;
  object-fit: cover;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.2) 50%, rgba(0,0,0,0.3) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-bottom: 100px;
}

.hero-title {
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 900;
  color: white;
  line-height: 1;
  text-align: center;
  margin-bottom: 16px;
  letter-spacing: -2px;
}

.hero-subtitle {
  text-align: center;
  color: rgba(255,255,255,0.8);
  font-size: 1.15rem;
  max-width: 600px;
  margin: 0 auto 48px;
  font-weight: 300;
}

/* ===== FILTER BAR ===== */
.filter-bar {
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 20px;
  padding: 20px 32px;
  display: flex;
  align-items: center;
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.filter-item {
  flex: 1;
  border-right: 1px solid rgba(255,255,255,0.15);
  padding-right: 24px;
}

.filter-item:last-of-type { border-right: none; padding-right: 0; }

.filter-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 4px;
}

.filter-value {
  font-size: 0.95rem;
  color: white;
  font-weight: 400;
}

.filter-btn {
  background: var(--dark);
  color: white;
  border: none;
  padding: 16px 32px;
  border-radius: 14px;
  font-family: 'Outfit', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.filter-btn:hover { background: var(--fire-red); transform: scale(1.05); }

/* ===== BADGE ROW ===== */
.badge-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  padding: 48px 0;
}

.badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  color: var(--gray-700);
  font-weight: 500;
}

.badge-icon {
  width: 28px; height: 28px;
  background: var(--safety-green);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: white;
  font-size: 0.8rem;
}

/* ===== SECTION STYLES ===== */
.section {
  padding: 100px 0;
}

.section-tag {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--safety-green);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--gray-700);
  max-width: 500px;
  line-height: 1.7;
}

/* ===== ABOUT SECTION ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-top: 60px;
}

.about-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.about-images img {
  border-radius: var(--radius);
  height: 260px;
  object-fit: cover;
  transition: var(--transition);
}

.about-images img:first-child { grid-row: span 2; height: 100%; }
.about-images img:hover { transform: scale(1.03); }

.about-text .section-title { margin-bottom: 20px; }

.about-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 28px;
  background: var(--dark);
  color: white;
  padding: 14px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Outfit', sans-serif;
}

.about-btn:hover { background: var(--fire-red); transform: translateY(-2px); }

/* ===== PRODUCTS SECTION ===== */
.products-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 48px;
}

.product-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.product-card-img {
  position: relative;
  height: 240px;
  overflow: hidden;
}

.product-card-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.product-card:hover .product-card-img img { transform: scale(1.08); }

.product-card-badge {
  position: absolute;
  top: 16px; right: 16px;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(10px);
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  display: flex; align-items: center; gap: 6px;
}

.product-card-body { padding: 20px; }

.product-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.product-card-location {
  font-size: 0.9rem;
  color: var(--gray-500);
  margin-bottom: 16px;
}

.product-card-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.82rem;
  color: var(--gray-700);
}

.product-card-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.meta-dot {
  width: 6px; height: 6px;
  background: var(--fire-red);
  border-radius: 50%;
  display: inline-block;
}

/* ===== TECH SECTION ===== */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.tech-card {
  background: var(--gray-100);
  border-radius: var(--radius);
  padding: 40px 32px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.tech-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--fire-red), var(--safety-orange));
  transform: scaleX(0);
  transition: var(--transition);
}

.tech-card:hover::before { transform: scaleX(1); }
.tech-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }

.tech-card-icon {
  width: 72px; height: 72px;
  margin: 0 auto 20px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem;
  background: white;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.tech-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.tech-card-desc {
  font-size: 0.9rem;
  color: var(--gray-700);
  line-height: 1.6;
}

/* ===== STATS ===== */
.stats {
  background: var(--dark);
  border-radius: 24px;
  padding: 60px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin: 80px 0;
}

.stat { text-align: center; }

.stat-number {
  font-size: 2.8rem;
  font-weight: 900;
  color: white;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--gray-500);
  font-weight: 400;
}

/* ===== CONTACT ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  margin-top: 48px;
}

.contact-info-list { display: flex; flex-direction: column; gap: 28px; }

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-icon {
  width: 48px; height: 48px;
  background: var(--gray-100);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-item h4 {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 4px;
}

.contact-item p {
  font-size: 0.9rem;
  color: var(--gray-700);
  line-height: 1.5;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 16px 20px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-family: 'Outfit', sans-serif;
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
  background: var(--gray-100);
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--fire-red);
  background: white;
}

.contact-form textarea { height: 140px; resize: vertical; }

.submit-btn {
  background: var(--fire-red);
  color: white;
  border: none;
  padding: 16px 40px;
  border-radius: 50px;
  font-family: 'Outfit', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  align-self: flex-start;
}

.submit-btn:hover { background: #8B1A12; transform: translateY(-2px); }

/* ===== FOOTER ===== */
.footer {
  background: var(--dark);
  color: white;
  padding: 60px 0 30px;
  margin-top: 60px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand p {
  color: var(--gray-500);
  font-size: 0.9rem;
  margin-top: 12px;
  line-height: 1.7;
}

.footer h4 {
  font-weight: 700;
  margin-bottom: 16px;
  font-size: 1rem;
}

.footer ul li { margin-bottom: 10px; }

.footer ul li a {
  color: var(--gray-500);
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer ul li a:hover { color: white; }

.footer-bottom {
  border-top: 1px solid var(--dark-light);
  padding-top: 24px;
  text-align: center;
  color: var(--gray-500);
  font-size: 0.85rem;
}

/* ===== PRODUCT DETAIL PAGE ===== */
.header--solid {
  background: var(--white);
  box-shadow: 0 2px 20px rgba(0,0,0,0.06);
}
.header--solid .logo { color: var(--dark); }
.header--solid .nav-links a { color: var(--gray-700); }
.header--solid .nav-links a:hover { color: var(--dark); }
.header--solid .mobile-toggle span { background: var(--dark); }

.pd-hero {
  position: relative;
  height: 60vh;
  min-height: 420px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  margin-top: 72px;
  border-radius: 0 0 32px 32px;
}

.pd-hero img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}

.pd-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.1) 60%);
}

.pd-hero-content {
  position: relative;
  z-index: 2;
  padding: 48px;
  width: 100%;
}

.pd-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 8px 18px;
  border-radius: 50px;
  color: white;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.pd-hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  color: white;
  line-height: 1.1;
  margin-bottom: 8px;
}

.pd-hero p {
  color: rgba(255,255,255,0.8);
  font-size: 1.1rem;
  max-width: 600px;
}

.pd-breadcrumb {
  padding: 20px 0;
  font-size: 0.9rem;
  color: var(--gray-500);
}

.pd-breadcrumb a {
  color: var(--gray-700);
  transition: var(--transition);
}

.pd-breadcrumb a:hover { color: var(--fire-red); }

.pd-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 60px;
  padding: 40px 0 80px;
}

.pd-description h2 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.pd-description p {
  color: var(--gray-700);
  line-height: 1.8;
  margin-bottom: 20px;
  font-size: 1.02rem;
}

.pd-features {
  margin: 32px 0;
}

.pd-features h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.pd-feature-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pd-feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: var(--gray-100);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition);
}

.pd-feature-item:hover {
  background: var(--gray-200);
  transform: translateX(6px);
}

.pd-feature-icon {
  width: 36px; height: 36px;
  background: white;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  flex-shrink: 0;
}

.pd-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.pd-specs-card {
  background: var(--gray-100);
  border-radius: var(--radius);
  padding: 32px;
}

.pd-specs-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--gray-200);
}

.pd-spec-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--gray-200);
  font-size: 0.92rem;
}

.pd-spec-row:last-child { border-bottom: none; }

.pd-spec-label { color: var(--gray-700); }
.pd-spec-value { font-weight: 700; }

.pd-cta-card {
  background: var(--dark);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  color: white;
}

.pd-cta-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.pd-cta-card p {
  color: var(--gray-500);
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.pd-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--fire-red);
  color: white;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1rem;
  transition: var(--transition);
}

.pd-cta-btn:hover {
  background: #8B1A12;
  transform: translateY(-2px);
}

.pd-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 32px 0;
}

.pd-gallery img {
  border-radius: var(--radius-sm);
  height: 200px;
  width: 100%;
  object-fit: cover;
  transition: var(--transition);
  cursor: pointer;
}

.pd-gallery img:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow);
}

@media (max-width: 768px) {
  .pd-content { grid-template-columns: 1fr; gap: 32px; }
  .pd-hero { min-height: 300px; }
  .pd-hero-content { padding: 24px; }
  .pd-gallery { grid-template-columns: 1fr 1fr; }
}

/* ===== ANIMATIONS ===== */
.fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .product-cards { grid-template-columns: repeat(2, 1fr); }
  .tech-grid { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); padding: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-toggle { display: flex; }

  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.95);
    justify-content: center;
    align-items: center;
    gap: 24px;
    z-index: 999;
  }

  .nav-links.active a {
    color: white !important;
    font-size: 1.3rem;
  }

  .hero { min-height: 600px; }
  .hero-title { font-size: 3rem; }

  .filter-bar {
    flex-direction: column;
    gap: 16px;
    padding: 20px;
  }

  .filter-item { border-right: none; padding-right: 0; border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 12px; width: 100%; }

  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .product-cards { grid-template-columns: 1fr; }
  .tech-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; padding: 32px; }
  .contact-grid { grid-template-columns: 1fr; }
  .products-header { flex-direction: column; align-items: flex-start; gap: 16px; }
  .footer-grid { grid-template-columns: 1fr; }
  .badge-row { flex-direction: column; gap: 16px; }
}