/* web_alt_2/css/styles.css - Gold / Amber / Premium Industrial Theme */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --primary: #1a1a1a;         /* near black */
  --primary-light: #2d2d2d;   /* dark grey */
  --accent: #D4AF37;          /* gold */
  --accent-light: #F0D060;    /* light gold */
  --accent-hover: #B8960C;    /* dark gold */
  --amber: #F59E0B;           /* amber */
  --amber-dark: #D97706;      /* dark amber */
  --success: #D4AF37;         /* gold used for success */
  --success-dark: #B8960C;    /* dark gold */
  --warning: #F59E0B;         /* amber-500 */
  --text-dark: #1a1a1a;       /* near black */
  --text-muted: #8a8a8a;      /* warm grey */
  --bg-light: #f5f5f0;        /* warm off-white */
  --border-color: #e0d5c0;    /* warm beige border */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
  font-family: var(--font-sans);
  background-color: #ffffff;
  color: var(--text-dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Container Utility */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Typography styles */
h1, h2, h3, h4, h5, h6 {
  color: var(--primary);
  font-weight: 700;
  line-height: 1.25;
}

p {
  color: var(--text-muted);
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

/* Buttons style */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 0.375rem;
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn-primary {
  background-color: var(--accent);
  color: #1a1a1a;
  border: 1px solid var(--accent);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
  box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
  color: #1a1a1a;
}

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

.btn-secondary:hover {
  background-color: var(--accent);
  color: #1a1a1a;
  border-color: var(--accent);
}

.btn-white {
  background-color: #ffffff;
  color: #1a1a1a;
  border: 1px solid #ffffff;
}

.btn-white:hover {
  background-color: var(--bg-light);
  box-shadow: 0 4px 12px rgba(255, 255, 255, 0.15);
}

.btn-success {
  background-color: var(--amber);
  color: #1a1a1a;
  border: 1px solid var(--amber);
}

.btn-success:hover {
  background-color: var(--amber-dark);
  border-color: var(--amber-dark);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.25);
  color: #1a1a1a;
}

/* Header & Navbar */
header {
  background-color: #1a1a1a;
  border-bottom: 1px solid #333;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 5rem;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-img {
  height: 3.2rem;
  width: auto;
}

.logo-text {
  height: 2rem;
  width: auto;
  filter: brightness(0) invert(1);
}

nav ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

nav ul li a {
  font-size: 0.95rem;
  font-weight: 500;
  color: #cccccc;
  position: relative;
  padding: 0.5rem 0;
}

nav ul li a:hover {
  color: var(--accent-light);
}

nav ul li a.active {
  color: var(--accent);
}

nav ul li a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--accent);
}

/* Mobile Menu Button */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--accent);
  margin: 5px 0;
  transition: 0.4s;
}

/* Footer Section */
footer {
  background-color: #1a1a1a;
  color: #ffffff;
  padding: 5rem 0 2rem 0;
  border-top: 3px solid var(--accent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-col h4 {
  color: var(--accent);
  font-size: 1.15rem;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 2.5rem;
  height: 2px;
  background-color: var(--amber);
}

.footer-col p {
  color: #999999;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

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

.footer-col ul li {
  margin-bottom: 0.8rem;
}

.footer-col ul li a {
  color: #999999;
  font-size: 0.9rem;
}

.footer-col ul li a:hover {
  color: var(--accent-light);
  padding-left: 0.25rem;
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: #999999;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.footer-contact li svg {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  color: var(--accent);
  margin-top: 0.2rem;
}

.footer-bottom {
  border-top: 1px solid #333;
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-bottom p {
  color: #666666;
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: #666666;
  font-size: 0.85rem;
}

.footer-links a:hover {
  color: var(--accent-light);
}

/* Sections General Styling */
.section {
  padding: 6rem 0;
}

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

.section-title-wrapper {
  text-align: center;
  margin-bottom: 4.5rem;
}

.section-subtitle {
  color: var(--accent);
  text-transform: uppercase;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
  display: block;
}

.section-title {
  font-size: 2.25rem;
  margin-bottom: 1.25rem;
}

.section-title span {
  color: var(--accent);
}

.section-desc {
  max-width: 40rem;
  margin: 0 auto;
  font-size: 1.1rem;
}

/* RESPONSIVE DESIGN BREAKPOINTS */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  
  nav {
    position: absolute;
    top: 5rem;
    left: 0;
    width: 100%;
    background-color: #1a1a1a;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid #333;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out;
  }

  nav.open {
    max-height: 25rem;
  }

  nav ul {
    flex-direction: column;
    padding: 1.5rem;
    gap: 1.25rem;
  }

  nav ul li a.active::after {
    display: none;
  }

  .section {
    padding: 4rem 0;
  }

  .section-title {
    font-size: 1.85rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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