/*
 * Meridian Supply Pty Ltd Website Styles
 *
 * This stylesheet defines the look and feel for the Meridian Supply
 * website. It utilises a minimalist, corporate aesthetic with clean
 * typography and a restrained colour palette of navy, gold and
 * white. The layout is fully responsive, adapting gracefully from
 * desktop to mobile screens. Colours and fonts are defined as CSS
 * variables at the root level for easy customisation.
 */

/* Root variables for colours and fonts */
:root {
  --colour-primary: #0A1A2F;  /* Navy */
  --colour-accent: #D4AF37;   /* Gold */
  --colour-light: #FFFFFF;    /* White */
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Lato', sans-serif;
  --font-alt: 'Inter', sans-serif;
  --max-width: 1200px;
}

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

body {
  font-family: var(--font-body), var(--font-alt), sans-serif;
  background-color: var(--colour-light);
  color: var(--colour-primary);
  line-height: 1.6;
}

a {
  color: var(--colour-accent);
  text-decoration: none;
}

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

/* Container to constrain content width */
.container {
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
}

/* Header styles */
header {
  background-color: var(--colour-primary);
  color: var(--colour-light);
  padding: 1rem 0;
}

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

header .logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

nav a {
  color: var(--colour-light);
  font-weight: 500;
  transition: color 0.3s ease;
}

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

/* Hero section */
.hero {
  background: linear-gradient(180deg, rgba(10,26,47,0.8), rgba(10,26,47,0.6)), url('images/hero-placeholder.png') no-repeat center/cover;
  color: var(--colour-light);
  padding: 4rem 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 60vh;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.125rem;
  max-width: 700px;
  margin: 0 auto 2rem;
}

.btn {
  display: inline-block;
  background-color: var(--colour-accent);
  color: var(--colour-primary);
  padding: 0.75rem 1.5rem;
  border-radius: 25px;
  font-weight: 600;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.btn:hover {
  background-color: var(--colour-light);
  color: var(--colour-primary);
}

/* Section titles */
section {
  padding: 3rem 0;
}

section h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  margin-bottom: 1.5rem;
  text-align: center;
  color: var(--colour-primary);
}

/* Focus grid */
.focus-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.focus-item {
  background-color: var(--colour-primary);
  color: var(--colour-light);
  padding: 1.5rem;
  border-radius: 8px;
  text-align: center;
  font-weight: 500;
}

/* Why work with us list */
.why-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 1rem;
}

.why-list li {
  background-color: #F7F9FC;
  padding: 1.25rem;
  border-left: 4px solid var(--colour-accent);
  border-radius: 4px;
}

/* About page styling */
.about-content {
  max-width: 800px;
  margin: 0 auto;
  font-size: 1.1rem;
  line-height: 1.8;
}

.about-content p {
  margin-bottom: 1rem;
}

/* Supplier page */
.two-columns {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.column {
  flex: 1;
  min-width: 300px;
}

.column h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--colour-primary);
}

.column ul {
  list-style: disc;
  margin-left: 1.5rem;
  line-height: 1.6;
}

/* Contact form */
.contact-info {
  margin-bottom: 2rem;
  text-align: center;
}

.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-family: var(--font-body);
  font-size: 1rem;
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-group button {
  background-color: var(--colour-primary);
  color: var(--colour-light);
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 25px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.form-group button:hover {
  background-color: var(--colour-accent);
  color: var(--colour-primary);
}

/* Footer */
footer {
  background-color: var(--colour-primary);
  color: var(--colour-light);
  text-align: center;
  padding: 1.5rem 0;
  margin-top: 3rem;
}

footer p {
  margin: 0;
  font-size: 0.9rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  header .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }
  nav ul {
    flex-direction: column;
    gap: 0.5rem;
  }
  .hero {
    padding: 2rem 1rem;
  }
  .hero h1 {
    font-size: 2rem;
  }
  .hero p {
    font-size: 1rem;
  }
  section {
    padding: 2rem 0;
  }
  .focus-item {
    padding: 1rem;
  }
}