/* ===== Action Painting & Cleaning — Global Styles ===== */

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

:root {
  --navy: #0a1628;
  --red: #c0392b;
  --red-dark: #962d22;
  --gray-50: #f8f9fa;
  --gray-100: #f1f3f5;
  --gray-200: #e9ecef;
  --gray-300: #dee2e6;
  --gray-600: #6c757d;
  --gray-800: #343a40;
  --gray-900: #212529;
  --white: #ffffff;
  --max-w: 1140px;
  --font-heading: 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--gray-900);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--red); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--red-dark); }

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

/* ===== Header ===== */
.site-header {
  background: var(--navy);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.site-header .logo img {
  height: 48px;
  width: auto;
}
.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav a {
  color: var(--gray-200);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 6px;
  transition: background 0.2s, color 0.2s;
  letter-spacing: 0.01em;
}
.site-nav a:hover { color: var(--white); background: rgba(255,255,255,0.1); }
.site-nav .dropdown { position: relative; }
.site-nav .dropdown > a::after {
  content: '';
  display: inline-block;
  width: 0; height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  margin-left: 6px;
  vertical-align: middle;
}
.site-nav .dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  border-radius: 8px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.15);
  min-width: 220px;
  padding: 8px 0;
  z-index: 200;
}
.site-nav .dropdown:hover .dropdown-menu { display: block; }
.site-nav .dropdown-menu a {
  display: block;
  color: var(--gray-800);
  padding: 10px 20px;
  font-size: 14px;
  border-radius: 0;
}
.site-nav .dropdown-menu a:hover { background: var(--gray-100); color: var(--red); }
.site-nav .cta-btn {
  background: var(--red);
  color: var(--white) !important;
  font-weight: 600;
  border-radius: 6px;
  padding: 10px 20px;
  margin-left: 8px;
}
.site-nav .cta-btn:hover { background: var(--red-dark); }

/* Mobile nav toggle */
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--white); margin: 5px 0; transition: 0.3s; }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .site-nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0; right: 0;
    background: var(--navy);
    flex-direction: column;
    padding: 16px;
    gap: 0;
    box-shadow: 0 8px 30px rgba(0,0,0,0.2);
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 12px 16px; width: 100%; }
  .site-nav .dropdown-menu {
    position: static;
    box-shadow: none;
    background: rgba(255,255,255,0.05);
    border-radius: 0;
  }
  .site-nav .dropdown-menu a { color: var(--gray-300); padding-left: 32px; }
  .site-nav .cta-btn { margin: 8px 0 0 0; text-align: center; }
}

/* ===== Hero Section ===== */
.hero {
  background: linear-gradient(135deg, rgba(10,22,40,0.45) 0%, rgba(22,37,68,0.4) 100%),
              url('../img/hero-bg.jpg') center/cover no-repeat;
  color: var(--white);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.hero .container { position: relative; z-index: 1; }
.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.hero h1 em {
  font-style: normal;
  color: var(--red);
}
.hero p {
  font-size: 20px;
  color: rgba(255,255,255,0.8);
  max-width: 560px;
  margin-bottom: 32px;
  line-height: 1.5;
}
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--red);
  color: var(--white);
  font-weight: 600;
  font-size: 18px;
  padding: 16px 32px;
  border-radius: 8px;
  transition: background 0.2s, transform 0.2s;
}
.hero-cta:hover { background: var(--red-dark); color: var(--white); transform: translateY(-1px); }
.hero-phone {
  display: block;
  margin-top: 16px;
  font-size: 15px;
  color: rgba(255,255,255,0.6);
}
.hero-phone a { color: rgba(255,255,255,0.8); }
.hero-phone a:hover { color: var(--white); }

/* ===== Section Utilities ===== */
section { padding: 72px 0; }
.section-dark { background: var(--gray-50); }
.section-heading {
  font-family: var(--font-heading);
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}
.section-sub {
  font-size: 18px;
  color: var(--gray-600);
  max-width: 640px;
  margin-bottom: 48px;
}
.text-center { text-align: center; }
.subsection-heading {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}
.text-center .section-sub { margin-left: auto; margin-right: auto; }

/* ===== Logo Grid (Masonry) ===== */
.logo-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 3px;
  max-width: 840px;
  margin: 0 auto;
}
.logo-grid .row-offset {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 3px;
}
.logo-grid .row-offset:nth-child(even) {
  padding: 0 calc(100% / 14);
}
.logo-grid-item {
  background: transparent;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 50px;
  transition: transform 0.2s;
}
.logo-grid-item:hover {
  transform: translateY(-2px);
}
.logo-grid-item img {
  max-width: 100%;
  max-height: 34px;
  object-fit: contain;
  filter: grayscale(1);
  opacity: 0.65;
  transition: opacity 0.2s, filter 0.2s;
}
.logo-grid-item:hover img { opacity: 1; filter: grayscale(0); }

@media (max-width: 768px) {
  .logo-grid, .logo-grid .row-offset {
    grid-template-columns: repeat(4, 1fr);
  }
}
@media (max-width: 480px) {
  .logo-grid, .logo-grid .row-offset {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ===== Feature Cards ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
@media (max-width: 640px) {
  .card-grid { grid-template-columns: 1fr; }
}
.card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 32px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}
.card-icon {
  width: 48px;
  height: 48px;
  background: rgba(192, 57, 43, 0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--red);
  font-size: 22px;
}
.card h3 {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}
.card p {
  color: var(--gray-600);
  font-size: 15px;
  line-height: 1.6;
}

/* ===== Industries List ===== */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}
.industries-grid span {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 14px 18px;
  font-size: 15px;
  font-weight: 500;
  text-align: center;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.industries-grid span:hover {
  border-color: var(--red);
  box-shadow: 0 2px 12px rgba(192,57,43,0.1);
}

/* ===== CTA Banner ===== */
.cta-banner {
  background: var(--navy);
  color: var(--white);
  padding: 64px 0;
  text-align: center;
}
.cta-banner h2 {
  font-family: var(--font-heading);
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}
.cta-banner p {
  color: rgba(255,255,255,0.7);
  font-size: 18px;
  margin-bottom: 32px;
}
.cta-banner .hero-cta { font-size: 16px; padding: 14px 28px; }

/* ===== Footer ===== */
.site-footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding: 48px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}
.site-footer h4 {
  font-family: var(--font-heading);
  color: var(--white);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.site-footer p, .site-footer a { font-size: 15px; color: var(--gray-300); }
.site-footer a:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  font-size: 13px;
  color: var(--gray-600);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

/* ===== Page Content (for inner pages) ===== */
.page-hero {
  background: var(--navy);
  color: var(--white);
  padding: 48px 0;
}
.page-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 800;
  letter-spacing: -0.02em;
}
.page-content { padding: 64px 0; }
.page-content h2 {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--gray-900);
}
.page-content h3 {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
}
.page-content p { margin-bottom: 16px; color: var(--gray-800); }
.page-content ul {
  margin: 0 0 16px 24px;
  color: var(--gray-800);
}
.page-content li { margin-bottom: 6px; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 15px;
  padding: 12px 24px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}
.btn-primary { background: var(--red); color: var(--white); }
.btn-primary:hover { background: var(--red-dark); color: var(--white); transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  color: var(--red);
  border: 2px solid var(--red);
}
.btn-outline:hover { background: var(--red); color: var(--white); }