/* ============================================================
   NAVICHEM — Main Stylesheet
   Design System: Poppins | #44a7c4 | #00cfff | Dark Navy
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,300;0,400;0,500;0,600;0,700;1,600&display=swap');

/* ── CSS Variables ── */
:root {
  --bg-dark:      #0a1828;
  --bg-section:   #0d1e30;
  --bg-card:      #0f2035;
  --accent:       #44a7c4;
  --cyan:         #00cfff;
  --white:        #ffffff;
  --dark-text:    #231f20;
  --grey:         #7b7b7b;
  --font:         'Poppins', sans-serif;
  --transition:   0.3s ease;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg-dark);
  color: var(--white);
  overflow-x: hidden;
  line-height: 1.6;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button { cursor: pointer; font-family: var(--font); border: none; outline: none; }

/* ── Typography ── */
.section-label {
  font-size: 18px;
  font-weight: 400;
  color: var(--white);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.section-title {
  font-size: 48px;
  font-weight: 700;
  font-style: italic;
  color: var(--cyan);
  line-height: 1.2;
  margin-bottom: 20px;
}
.section-body {
  font-size: 16px;
  font-weight: 400;
  color: var(--white);
  max-width: 640px;
  line-height: 1.7;
}

/* ── Buttons ── */
.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: var(--white);
  font-family: var(--font);
  font-size: 16px;
  font-weight: 500;
  padding: 14px 32px;
  border-radius: 50px;
  transition: background var(--transition), color var(--transition);
  letter-spacing: 1px;
}
.btn-primary:hover { background: var(--white); color: var(--dark-text); }

.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--white);
  font-size: 14px;
  font-weight: 500;
  padding: 10px 28px;
  border: 2px solid var(--accent);
  border-radius: 50px;
  transition: all var(--transition);
  letter-spacing: 1px;
}
.btn-outline:hover { background: var(--accent); color: var(--white); }

.btn-teal {
  display: inline-block;
  background: var(--accent);
  color: var(--white);
  font-size: 14px;
  font-weight: 600;
  padding: 12px 30px;
  border-radius: 50px;
  transition: all var(--transition);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.btn-teal:hover { background: var(--white); color: var(--dark-text); }

/* ============================================================
   NAVIGATION
   ============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 16px 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255,255,255,0.10);
  backdrop-filter: blur(8px);
}
.site-header.scrolled {
  background: rgba(10, 24, 40, 0.95);
  box-shadow: 0 2px 20px rgba(0,0,0,0.4);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-logo img { height: 48px; width: auto; }
.nav-logo-text {
  display: flex;
  flex-direction: column;
}
.nav-logo-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.1;
  letter-spacing: 1px;
}
.nav-logo-sub {
  font-size: 11px;
  font-weight: 400;
  color: rgba(255,255,255,0.7);
  letter-spacing: 2px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-size: 16px;
  font-weight: 400;
  color: var(--white);
  letter-spacing: 1px;
  transition: color var(--transition);
  text-transform: uppercase;
}
.nav-links a:hover,
.nav-links a.active { color: var(--accent); }

.hamburger {
  background: transparent;
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.35s ease;
  transform-origin: center;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Full-screen Nav Overlay ── */
.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(10, 24, 40, 0.97);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}
.nav-overlay.open { opacity: 1; pointer-events: all; }

.nav-overlay ul { text-align: center; margin-bottom: 48px; }
.nav-overlay ul li { margin-bottom: 20px; }
.nav-overlay ul li a {
  font-size: 35px;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 3px;
  text-transform: uppercase;
  transition: color var(--transition);
}
.nav-overlay ul li a:hover,
.nav-overlay ul li a.active { color: var(--white); }

.nav-overlay-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.nav-overlay-footer .logo-wrap img { height: 56px; }
.nav-overlay-footer .location {
  font-size: 20px;
  font-weight: 400;
  color: var(--cyan);
  margin-top: 8px;
}
.nav-overlay-social {
  display: flex;
  gap: 20px;
  margin-top: 12px;
}
.nav-overlay-social a { color: var(--white); font-size: 20px; transition: color var(--transition); }
.nav-overlay-social a:hover { color: var(--accent); }

.overlay-close {
  position: absolute;
  top: 24px; right: 60px;
  font-size: 28px;
  color: var(--white);
  background: transparent;
  transition: color var(--transition);
}
.overlay-close:hover { color: var(--accent); }

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 120px 60px 80px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0a1828 0%, #0d2040 60%, #091520 100%);
  z-index: 0;
}
.hero-bg-img {
  position: absolute;
  inset: 0;
  background: url('../images/hero-ship.jpg') center/cover no-repeat;
  opacity: 0.35;
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 640px;
}
.hero-eyebrow {
  font-size: 22px;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 2px;
}
.hero-title {
  font-size: 64px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 20px;
  text-transform: uppercase;
}
.hero-subtitle {
  font-size: 22px;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.hero-body {
  font-size: 18px;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 36px;
  line-height: 1.7;
  max-width: 520px;
}

/* ============================================================
   PRODUCTS SECTION (Homepage)
   ============================================================ */
.products-section {
  background: var(--bg-section);
  padding: 80px 60px;
}
.products-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.product-tab {
  flex: 1;
  padding: 28px 20px;
  cursor: pointer;
  border: 2px solid transparent;
  border-radius: 30% 30% 0 0;
  background: transparent;
  transition: all var(--transition);
  text-align: center;
  position: relative;
}
.product-tab:hover {
  background: rgba(255,255,255,0.10);
  border-color: rgba(255,255,255,0.2);
}
.product-tab.active {
  background: rgba(255,255,255,0.06);
}
.product-tab-icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 12px;
  color: var(--accent);
}
.product-tab-icon svg { width: 100%; height: 100%; fill: none; stroke: var(--accent); stroke-width: 1.5; }
.product-tab-title {
  font-size: 14px;
  font-weight: 600;
  font-style: italic;
  color: var(--accent);
  text-transform: uppercase;
  line-height: 1.3;
  margin-bottom: 8px;
  transition: color var(--transition);
}
.product-tab.active .product-tab-title { color: var(--white); }
.product-tab-desc {
  font-size: 13px;
  font-weight: 300;
  color: var(--white);
  line-height: 1.5;
  display: none;
}
.product-tab.active .product-tab-desc { display: block; }
.product-tab-line {
  position: absolute;
  bottom: -2px; left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  background: var(--accent);
  transition: width var(--transition);
}
.product-tab.active .product-tab-line { width: 60%; }

.products-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.products-tagline {
  font-size: 22px;
  font-weight: 400;
  color: var(--dark-text);
  color: #c8d6e0;
  letter-spacing: 2px;
}

/* ============================================================
   SHIP DIVIDER
   ============================================================ */
.ship-divider {
  width: 100%;
  min-height: 420px;
  background: url('../images/ship-engine.jpg') center/cover no-repeat;
  position: relative;
}
.ship-divider::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(5, 15, 28, 0.55);
}

/* ============================================================
   PRESS & NEWS
   ============================================================ */
.news-section {
  background: var(--bg-section);
  padding: 80px 60px;
}
.news-heading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  font-size: 48px;
  font-weight: 700;
  color: var(--white);
  text-align: center;
  margin-bottom: 60px;
  text-transform: uppercase;
}
.news-heading .logo-icon { width: 48px; height: 48px; }
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 40px;
}
.news-card {
  background: rgba(123,123,123,0.50);
  border-radius: 12px;
  overflow: hidden;
  transition: transform var(--transition);
}
.news-card:hover { transform: translateY(-4px); }
.news-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: #1a2d40;
}
.news-card-body { padding: 20px; }
.news-card-date {
  font-size: 18px;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 8px;
}
.news-card-title {
  font-size: 18px;
  font-weight: 600;
  font-style: italic;
  color: var(--accent);
  text-transform: uppercase;
  line-height: 1.3;
  margin-bottom: 10px;
}
.news-card-excerpt {
  font-size: 14px;
  font-weight: 300;
  color: var(--white);
  line-height: 1.6;
  margin-bottom: 16px;
}
.news-card-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color var(--transition);
}
.news-card-link:hover { color: var(--white); }

.news-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.news-cta-text {
  font-size: 16px;
  font-weight: 400;
  color: var(--white);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* ============================================================
   WORK WITH NAVICHEM BANNER
   ============================================================ */
.work-banner {
  background: linear-gradient(90deg, #0d1e30 0%, #0a1828 100%);
  padding: 40px 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(68,167,196,0.2);
}
.work-banner-text h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 4px;
}
.work-banner-text p {
  font-size: 16px;
  font-weight: 400;
  color: rgba(255,255,255,0.75);
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: #081420;
  padding: 50px 60px 20px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr;
  gap: 60px;
  margin-bottom: 36px;
}
.footer-brand {}
.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.footer-brand .footer-logo img { height: 44px; }
.footer-brand .footer-logo-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
}
.footer-brand .footer-logo-sub {
  font-size: 10px;
  color: rgba(255,255,255,0.6);
  letter-spacing: 2px;
}
.footer-social {
  display: flex;
  gap: 16px;
  margin-top: 16px;
}
.footer-social a {
  color: var(--white);
  font-size: 18px;
  transition: color var(--transition);
}
.footer-social a:hover { color: var(--accent); }

.footer-col-title {
  font-size: 22px;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 20px;
  letter-spacing: 1px;
}
.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 18px;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 14px;
}
.footer-contact-item .icon {
  width: 22px;
  height: 22px;
  color: var(--accent);
  flex-shrink: 0;
}

.footer-nav-title {
  font-size: 22px;
  font-weight: 600;
  color: var(--cyan);
  margin-bottom: 6px;
}
.footer-nav-subtitle {
  font-size: 27px;
  font-weight: 700;
  color: var(--cyan);
  margin-bottom: 20px;
}
.footer-nav-links li { margin-bottom: 8px; }
.footer-nav-links a {
  font-size: 18px;
  font-weight: 400;
  color: var(--white);
  transition: color var(--transition);
}
.footer-nav-links a:hover { color: var(--accent); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-copyright {
  font-size: 14px;
  font-weight: 400;
  color: var(--cyan);
}
.footer-policies {
  display: flex;
  gap: 20px;
}
.footer-policies a {
  font-size: 14px;
  font-weight: 400;
  color: var(--cyan);
  transition: color var(--transition);
}
.footer-policies a:hover { color: var(--white); }

/* ============================================================
   COMPANY PROFILE PAGE
   ============================================================ */
.page-hero {
  position: relative;
  padding: 160px 60px 80px;
  min-height: 480px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.page-hero-bg {
  position: absolute;
  inset: 0;
  background: url('../images/ship-profile.jpg') center/cover no-repeat;
  opacity: 0.30;
  z-index: 0;
}
.page-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,24,40,0.7) 0%, rgba(10,24,40,0.9) 100%);
  z-index: 1;
}
.page-hero-content { position: relative; z-index: 2; }

.profile-tabs {
  display: flex;
  gap: 40px;
  margin-top: 32px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  padding-bottom: 0;
}
.profile-tab-btn {
  font-size: 18px;
  font-weight: 600;
  font-style: italic;
  color: var(--accent);
  background: transparent;
  padding: 12px 0;
  border-bottom: 3px solid transparent;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all var(--transition);
  cursor: pointer;
}
.profile-tab-btn.active,
.profile-tab-btn:hover { color: var(--white); border-bottom-color: var(--accent); }

.profile-tab-content { display: none; padding: 40px 0; }
.profile-tab-content.active { display: block; }
.profile-tab-content p {
  font-size: 16px;
  font-weight: 400;
  color: var(--white);
  line-height: 1.8;
  max-width: 640px;
}
.core-values-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.core-values-list li {
  font-size: 20px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* ============================================================
   PRODUCTS PAGE
   ============================================================ */
.products-page-section {
  padding: 80px 60px;
  background: var(--bg-section);
}
.product-category-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 48px;
}
.cat-tab-btn {
  flex: 1;
  padding: 16px 12px;
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  font-style: italic;
  color: var(--accent);
  text-transform: uppercase;
  background: transparent;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: 0.5px;
}
.cat-tab-btn.active,
.cat-tab-btn:hover { color: var(--white); border-bottom-color: var(--accent); }

.product-category-content { display: none; }
.product-category-content.active { display: block; }

.product-category-header {
  margin-bottom: 32px;
}
.product-category-header h3 {
  font-size: 14px;
  font-weight: 400;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 6px;
}
.product-items {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.product-item {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(68,167,196,0.2);
  border-radius: 8px;
  padding: 24px;
  transition: all var(--transition);
}
.product-item:hover {
  background: rgba(68,167,196,0.1);
  border-color: var(--accent);
  transform: translateY(-2px);
}
.product-item-code {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
}
.product-item-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 10px;
  line-height: 1.3;
}
.product-item-desc {
  font-size: 14px;
  font-weight: 300;
  color: rgba(255,255,255,0.8);
  line-height: 1.6;
}

/* ============================================================
   SERVICE POINTS PAGE
   ============================================================ */
.service-points-section {
  padding: 80px 60px;
  background: var(--bg-section);
}
.service-locations {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-bottom: 48px;
}
.service-location-item {
  font-size: 14px;
  font-weight: 400;
  color: var(--white);
  padding: 6px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.service-location-item::before {
  content: '';
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.world-map-container {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}
.world-map-container svg {
  width: 100%;
  height: auto;
}
.map-dot {
  fill: var(--accent);
  cursor: pointer;
  transition: r 0.2s ease, fill 0.2s ease;
}
.map-dot:hover { fill: var(--cyan); r: 8; }

/* ============================================================
   NEWS PAGE
   ============================================================ */
.news-page-section {
  padding: 80px 60px;
  background: var(--bg-section);
}
.news-page-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

/* ============================================================
   CAREERS PAGE
   ============================================================ */
.careers-section {
  padding: 80px 60px;
  background: var(--bg-section);
}
.why-work-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}
.why-work-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(68,167,196,0.2);
  border-radius: 12px;
  padding: 28px 20px;
  text-align: center;
  transition: all var(--transition);
}
.why-work-card:hover {
  background: rgba(68,167,196,0.08);
  border-color: var(--accent);
}
.why-work-card .icon {
  width: 48px; height: 48px;
  margin: 0 auto 16px;
  color: var(--accent);
}
.why-work-card h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 10px;
  line-height: 1.3;
}
.why-work-card p {
  font-size: 13px;
  font-weight: 300;
  color: var(--white);
  line-height: 1.6;
}

/* ============================================================
   CONTACT / CAREERS FORMS
   ============================================================ */
.contact-form-section {
  padding: 80px 60px;
  background: var(--bg-section);
}
.form-wrapper {
  max-width: 760px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(68,167,196,0.2);
  border-radius: 16px;
  padding: 48px;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-group.full-width { grid-column: 1 / -1; }
.form-group label {
  font-size: 14px;
  font-weight: 500;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.form-group input,
.form-group textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255,255,255,0.4);
  padding: 10px 0;
  font-family: var(--font);
  font-size: 16px;
  font-weight: 400;
  color: var(--white);
  outline: none;
  transition: border-color var(--transition);
  width: 100%;
}
.form-group input:focus,
.form-group textarea:focus { border-bottom-color: var(--accent); }
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,0.3); }
.form-group textarea { min-height: 120px; resize: vertical; }

.file-upload-wrapper {
  display: flex;
  align-items: center;
  gap: 16px;
  border-bottom: 1px solid rgba(255,255,255,0.4);
  padding-bottom: 10px;
}
.file-upload-btn {
  background: var(--accent);
  color: var(--white);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: 20px;
  cursor: pointer;
  letter-spacing: 1px;
}
.file-name {
  font-size: 14px;
  color: rgba(255,255,255,0.5);
}
.form-submit {
  margin-top: 28px;
}
.btn-submit {
  background: var(--accent);
  color: var(--white);
  font-size: 16px;
  font-weight: 600;
  padding: 14px 48px;
  border-radius: 50px;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: all var(--transition);
}
.btn-submit:hover { background: var(--white); color: var(--dark-text); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1200px) {
  .site-header { padding: 16px 40px; }
  .hero { padding: 120px 40px 80px; }
  .hero-title { font-size: 52px; }
  .products-section, .news-section, .careers-section,
  .contact-form-section, .service-points-section { padding: 60px 40px; }
  .work-banner { padding: 36px 40px; }
  .site-footer { padding: 50px 40px 20px; }
  .why-work-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .hero-title { font-size: 42px; }
  .news-grid, .news-page-grid { grid-template-columns: repeat(2, 1fr); }
  .service-locations { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .products-tabs { flex-wrap: wrap; }
  .product-tab { flex: 0 0 50%; }
}

@media (max-width: 600px) {
  .site-header { padding: 14px 20px; }
  .hero { padding: 100px 20px 60px; }
  .hero-title { font-size: 32px; }
  .hero-subtitle { font-size: 16px; }
  .hero-body { font-size: 15px; }
  .products-section, .news-section, .careers-section,
  .contact-form-section, .service-points-section { padding: 50px 20px; }
  .work-banner { flex-direction: column; gap: 20px; text-align: center; padding: 30px 20px; }
  .site-footer { padding: 40px 20px 16px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .news-grid, .news-page-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .why-work-grid { grid-template-columns: 1fr 1fr; }
  .service-locations { grid-template-columns: repeat(2, 1fr); }
  .product-tab { flex: 0 0 100%; }
  .overlay-close { right: 20px; }
  .section-title { font-size: 34px; }
  .news-heading { font-size: 34px; }
}