/* Apex Thermal — Corporate Website Styles */

:root {
  --color-primary: #0a1628;
  --color-secondary: #1a3a5c;
  --color-accent: #00a8e8;
  --color-accent-hover: #0086c9;
  --color-text: #1f2937;
  --color-text-light: #6b7280;
  --color-bg: #ffffff;
  --color-bg-alt: #f4f7fa;
  --color-border: #e5e7eb;
  --color-success: #10b981;
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --radius: 8px;
  --max-width: 1280px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  line-height: 1.6;
  background-color: var(--color-bg);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-accent-hover);
}

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

.section {
  padding: 80px 0;
}

.section-alt {
  background-color: var(--color-bg-alt);
}

.section-header {
  text-align: center;
  max-width: 768px;
  margin: 0 auto 56px;
}

.section-header h2 {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-header p {
  font-size: 1.125rem;
  color: var(--color-text-light);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  color: #ffffff;
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: #ffffff;
}

.btn-white {
  background-color: #ffffff;
  color: var(--color-primary);
}

.btn-white:hover {
  background-color: var(--color-bg-alt);
  color: var(--color-primary);
}

/* Header & Navigation */
.header {
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--color-primary);
}

.logo img {
  height: 40px;
  width: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 8px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.95rem;
  border-radius: var(--radius);
}

.nav-link:hover {
  background-color: var(--color-bg-alt);
  color: var(--color-primary);
}

.nav-link.active {
  color: var(--color-accent);
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 8px 0;
  list-style: none;
}

.nav-item:hover .dropdown-menu {
  display: block;
}

.dropdown-menu a {
  display: block;
  padding: 10px 18px;
  color: var(--color-text);
  font-size: 0.925rem;
}

.dropdown-menu a:hover {
  background-color: var(--color-bg-alt);
  color: var(--color-accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-toggle svg {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
}

/* Hero */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: #ffffff;
  padding: 120px 0 140px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/images/hero-placeholder.svg');
  background-size: cover;
  background-position: center;
  opacity: 0.15;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 720px;
}

.hero-label {
  display: inline-block;
  padding: 6px 14px;
  background-color: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 3.25rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 24px;
  line-height: 1.1;
}

.hero p {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 36px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 64px;
}

.hero-stat {
  text-align: center;
  padding: 20px;
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
}

.hero-stat-number {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-accent);
  display: block;
}

.hero-stat-label {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
  margin-top: 4px;
}

/* Problem/Solution */
.problem-solution-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.problem-solution-content h2 {
  font-size: 2rem;
  margin-bottom: 20px;
}

.problem-solution-content p {
  color: var(--color-text-light);
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.problem-solution-image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

/* Product Cards */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}

.product-card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.product-card-image {
  height: 220px;
  background-color: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-card-body {
  padding: 24px;
}

.product-card-category {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.product-card h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.product-card p {
  color: var(--color-text-light);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.product-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
}

/* Benefits */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.benefit-card {
  text-align: center;
  padding: 32px 24px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.benefit-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
}

.benefit-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.benefit-card p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* Stats Section */
.stats-section {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
  color: #ffffff;
  padding: 80px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-item h3 {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.stat-item p {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.85);
}

/* Solutions */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.solution-card {
  display: flex;
  gap: 24px;
  padding: 32px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: box-shadow 0.2s ease;
}

.solution-card:hover {
  box-shadow: var(--shadow-md);
}

.solution-icon {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
}

.solution-card h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.solution-card p {
  color: var(--color-text-light);
  font-size: 0.95rem;
  margin-bottom: 12px;
}

/* Resources */
.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}

.resource-card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow 0.2s ease;
}

.resource-card:hover {
  box-shadow: var(--shadow-md);
}

.resource-card-image {
  height: 180px;
  background-color: var(--color-bg-alt);
}

.resource-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.resource-card-body {
  padding: 24px;
}

.resource-type {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.resource-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.resource-card p {
  color: var(--color-text-light);
  font-size: 0.9rem;
  margin-bottom: 16px;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-secondary) 100%);
  color: #ffffff;
  padding: 80px 0;
  text-align: center;
}

.cta-section h2 {
  color: #ffffff;
  font-size: 2.25rem;
  margin-bottom: 16px;
}

.cta-section p {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 32px;
}

/* Footer */
.footer {
  background-color: var(--color-primary);
  color: rgba(255, 255, 255, 0.75);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  margin-top: 16px;
  font-size: 0.95rem;
  line-height: 1.7;
}

.footer-column h4 {
  color: #ffffff;
  font-size: 1rem;
  margin-bottom: 20px;
}

.footer-column ul {
  list-style: none;
}

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

.footer-column a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.925rem;
}

.footer-column a:hover {
  color: #ffffff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.75);
  margin-left: 20px;
}

/* Page Header */
.page-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: #ffffff;
  padding: 80px 0;
  text-align: center;
}

.page-header h1 {
  color: #ffffff;
  font-size: 2.75rem;
  margin-bottom: 16px;
}

.page-header p {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: 640px;
  margin: 0 auto;
}

/* Breadcrumbs */
.breadcrumbs {
  background-color: var(--color-bg-alt);
  padding: 16px 0;
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.breadcrumbs a {
  color: var(--color-text-light);
}

.breadcrumbs a:hover {
  color: var(--color-accent);
}

/* Product Detail */
.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.product-detail-image {
  background-color: var(--color-bg-alt);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.product-detail-image img {
  width: 100%;
  height: auto;
}

.product-detail-content h1 {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.product-detail-content .tagline {
  font-size: 1.25rem;
  color: var(--color-text-light);
  margin-bottom: 24px;
}

.product-detail-content p {
  margin-bottom: 16px;
  color: var(--color-text);
}

.product-detail-actions {
  display: flex;
  gap: 12px;
  margin: 32px 0;
}

.product-detail-meta {
  display: inline-block;
  padding: 10px 18px;
  background-color: var(--color-bg-alt);
  border-radius: var(--radius);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 24px;
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 32px;
}

.specs-table th,
.specs-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.specs-table th {
  background-color: var(--color-bg-alt);
  font-weight: 600;
  color: var(--color-primary);
  width: 40%;
}

.feature-list {
  list-style: none;
  margin: 24px 0;
}

.feature-list li {
  padding: 10px 0 10px 32px;
  position: relative;
  color: var(--color-text);
}

.feature-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}

/* Forms */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: 500;
  font-size: 0.925rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-message {
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  display: none;
}

.form-message.success {
  display: block;
  background-color: #d1fae5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.form-message.error {
  display: block;
  background-color: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* Contact Page */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}

.contact-info h2 {
  font-size: 1.75rem;
  margin-bottom: 20px;
}

.contact-info p {
  color: var(--color-text-light);
  margin-bottom: 24px;
}

.contact-method {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-method-icon {
  width: 48px;
  height: 48px;
  background-color: var(--color-bg-alt);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-method-icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-accent);
}

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

.contact-method p {
  margin: 0;
  font-size: 0.95rem;
}

/* Careers */
.job-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.job-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 28px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.job-card h3 {
  font-size: 1.2rem;
  margin-bottom: 6px;
}

.job-meta {
  display: flex;
  gap: 16px;
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* Newsletter */
.newsletter-form {
  display: flex;
  gap: 12px;
  max-width: 480px;
}

.newsletter-form input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.95rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .benefits-grid,
  .stats-grid,
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav,
  .header-actions .btn-secondary {
    display: none;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .hero {
    padding: 80px 0 100px;
  }

  .hero h1 {
    font-size: 2.25rem;
  }

  .hero-stats,
  .benefits-grid,
  .stats-grid,
  .problem-solution-grid,
  .solutions-grid,
  .product-detail-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .section {
    padding: 60px 0;
  }

  .page-header h1 {
    font-size: 2rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .newsletter-form {
    flex-direction: column;
  }

  .job-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
}

/* Mobile Menu */
.mobile-nav {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-bg);
  z-index: 999;
  padding: 24px;
  overflow-y: auto;
}

.mobile-nav.active {
  display: block;
}

.mobile-nav ul {
  list-style: none;
}

.mobile-nav li {
  border-bottom: 1px solid var(--color-border);
}

.mobile-nav a {
  display: block;
  padding: 16px 0;
  color: var(--color-primary);
  font-weight: 600;
  font-size: 1.1rem;
}

.mobile-nav a:hover {
  color: var(--color-accent);
}

/* Utility */
.text-center {
  text-align: center;
}

.mt-4 {
  margin-top: 32px;
}

.mb-4 {
  margin-bottom: 32px;
}