/* Integral Design Software — theme-inspired static styles */

:root {
  --text: #555555;
  --text-dark: #333333;
  --accent: #0b6baa;
  --border: #e0e0e0;
  --white: #ffffff;
  --muted: #919191;
  --font-display: "Playfair Display", Georgia, serif;
  --font-body: "PT Serif", Georgia, serif;
  --content-width: 900px;
  --page-width: 1100px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: 0.05em;
  color: var(--text);
  background-color: var(--white);
  background-image: url("assets/bg.png");
  background-position: center center;
  background-repeat: repeat;
  background-attachment: fixed;
  word-wrap: break-word;
}

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

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.3s ease-in-out;
}

a:hover {
  color: var(--text-dark);
  text-decoration: underline;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 0.75rem 1rem;
  background: var(--accent);
  color: var(--white);
}

.skip-link:focus {
  left: 0;
}

.wrap {
  width: 100%;
  max-width: var(--page-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Header / brand */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
}

.brand-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 0;
}

.brand-logo {
  width: 72px;
  height: 72px;
  object-fit: contain;
  flex-shrink: 0;
}

.brand-text {
  min-width: 0;
}

.site-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--text-dark);
}

.site-title a {
  color: inherit;
  text-decoration: none;
}

.site-title a:hover {
  color: var(--accent);
  text-decoration: none;
}

.site-description {
  margin: 0.35rem 0 0;
  font-size: 0.875rem;
  font-style: italic;
  color: var(--muted);
}

/* Navigation */

.main-nav {
  border-top: 1px solid var(--border);
  background: var(--white);
}

.main-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0;
}

.main-nav a {
  display: block;
  padding: 0.85rem 1.1rem;
  color: var(--text-dark);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-decoration: none;
}

.main-nav a:hover {
  color: var(--accent);
  text-decoration: none;
}

/* Hero */

.hero {
  position: relative;
  width: 100%;
  min-height: 280px;
  background-image: url("assets/hero-rice-fields.png");
  background-size: cover;
  background-position: center center;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  box-shadow: inset 0 -2px 1px -1px rgba(0, 0, 0, 0.2);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.28);
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding: 3.5rem 1.5rem;
  max-width: 40rem;
}

.hero-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  color: var(--white);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.45);
}

.hero-desc {
  margin: 0.75rem 0 0;
  font-family: var(--font-body);
  font-size: 1.05rem;
  color: var(--white);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}

/* Main content */

main {
  padding: 2.5rem 0 3.5rem;
}

.content-panel {
  max-width: var(--content-width);
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border);
  padding: 2rem 2.25rem;
}

.section {
  padding: 1.5rem 0;
  scroll-margin-top: 10.5rem;
}

.section + .section {
  border-top: 1px solid var(--border);
  margin-top: 1rem;
  padding-top: 2rem;
}

.section h2 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.2;
}

.section h3 {
  margin: 1.75rem 0 0.75rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-dark);
}

.section p {
  margin: 0 0 1rem;
}

.section ul {
  margin: 0 0 1rem;
  padding-left: 1.35rem;
}

.section li {
  margin-bottom: 0.45rem;
}

.product {
  margin-top: 0.5rem;
}

.cta {
  margin-top: 1.25rem;
}

.cta a {
  font-weight: 700;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
}

.contact-list li {
  margin-bottom: 0.65rem;
}

.contact-list strong {
  display: inline-block;
  min-width: 4.5rem;
  color: var(--text-dark);
}

.note {
  font-size: 0.95rem;
  color: var(--muted);
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--border);
  background: var(--white);
  padding: 1.5rem 0;
  text-align: center;
  font-size: 0.875rem;
  color: var(--muted);
}

.site-footer p {
  margin: 0.25rem 0;
}

/* Responsive */

@media (max-width: 700px) {
  .brand-bar {
    flex-direction: row;
    align-items: center;
    padding: 0.75rem 0;
    gap: 0.75rem;
  }

  .brand-logo {
    width: 48px;
    height: 48px;
  }

  .site-title {
    font-size: 1.25rem;
  }

  .site-description {
    display: none;
  }

  .main-nav ul {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .main-nav a {
    padding: 0.55rem 0.75rem;
    border-bottom: none;
    font-size: 0.875rem;
  }

  .section {
    scroll-margin-top: 7.5rem;
  }

  .hero {
    min-height: 220px;
  }

  .hero-title {
    font-size: 1.5rem;
  }

  .content-panel {
    padding: 1.5rem 1.25rem;
  }
}