/* ============================================
   All visual styling is driven by CSS variables
   defined in hugo.toml → injected via baseof.html
   Change colors/fonts/layout in hugo.toml only.
   ============================================ */

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

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

a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-dark); }

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

/* --- Layout --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --- Header --- */
.site-header {
  background: var(--color-secondary);
  padding: 1rem 0;
}

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

.logo {
  display: flex;
  align-items: center;
}
.logo img {
  height: 40px;
  width: auto;
}
.logo:hover { opacity: 0.9; }

.site-header nav a {
  color: rgba(255,255,255,0.8);
  margin-left: 1.5rem;
  font-size: 0.95rem;
}
.site-header nav a:hover,
.site-header nav a.active {
  color: #fff;
}

/* --- Hero --- */
.hero {
  background: var(--color-secondary);
  color: #fff;
  text-align: center;
  padding: 3rem 0 3.5rem;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.tagline {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 0;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  padding: 0.75rem 2rem;
  border-radius: var(--radius);
  font-weight: 600;
  transition: background 0.2s;
}
.btn:hover {
  background: var(--color-primary-dark);
  color: #fff;
}

/* --- Cards --- */
.services-preview {
  padding: 2rem 0 2.5rem;
  background: var(--color-surface);
}

.services-preview h2 {
  text-align: center;
  font-family: var(--font-heading);
  margin-bottom: 1.5rem;
  font-size: 1.4rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 0.75rem;
}

.card {
  background: var(--color-bg);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.card-icon {
  display: none;
}

.card h3 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.card p {
  color: var(--color-text-light);
  font-size: 0.8rem;
  line-height: 1.4;
}

/* --- Page Content --- */
.page-content {
  padding: 4rem 0;
}

.page-content h1 {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  margin-bottom: 1.5rem;
}

.page-content p {
  margin-bottom: 1rem;
  max-width: 65ch;
}

/* --- Contact --- */
.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.contact-item {
  background: var(--color-surface);
  padding: 1.5rem;
  border-radius: var(--radius);
}

.contact-item h3 {
  font-family: var(--font-heading);
  margin-bottom: 0.5rem;
  font-size: 1rem;
  color: var(--color-text-light);
}

/* --- Footer --- */
.site-footer {
  background: var(--color-secondary);
  color: rgba(255,255,255,0.6);
  padding: 2rem 0;
  font-size: 0.9rem;
}

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

.social-links {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.social-link {
  color: rgba(255,255,255,0.6);
  transition: color 0.2s;
  display: flex;
}
.social-link:hover {
  color: #fff;
}

/* --- Page Content Headings --- */
.page-content h2 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

/* --- LLM Section --- */
.llm-section {
  padding: 2rem 0 2.5rem;
  text-align: center;
  background: var(--color-bg);
  border-top: 1px solid var(--color-surface);
}

.llm-section h2 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  margin-bottom: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
}

.llm-subtitle {
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

.llm-bar {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.llm-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  background: none;
  border: 2px solid var(--color-surface);
  border-radius: var(--radius);
  padding: 1rem 1.5rem;
  cursor: pointer;
  transition: all 0.2s;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.85rem;
}

.llm-icon:hover {
  border-color: var(--color-primary);
  background: var(--color-surface);
  transform: translateY(-2px);
}

.llm-icon img {
  border-radius: 4px;
}

.llm-prompt-box {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-surface);
  border: 1px solid #ddd;
  border-radius: var(--radius);
  padding: 0.5rem 0.75rem;
  margin-bottom: 1.5rem;
  max-width: 100%;
  overflow-x: auto;
}

.llm-prompt {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: var(--color-text-light);
  white-space: nowrap;
}

.llm-copy-btn {
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 4px;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-family: var(--font-body);
  cursor: pointer;
  white-space: nowrap;
}

.llm-copy-btn:hover {
  background: var(--color-primary-dark);
}

.llm-share-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: none;
  border: 1px solid var(--color-text-light);
  border-radius: var(--radius);
  padding: 0.5rem 1.5rem;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s;
  margin-bottom: 2rem;
}

.llm-share-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.llm-powered {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

.llm-powered a {
  color: var(--color-primary);
  font-weight: 600;
}

/* --- Build Info --- */
.build-info {
  text-align: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: rgba(255,255,255,0.3);
  margin-top: 1rem;
}

/* --- Toast --- */
.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: #1f1f1f;
  color: #fff;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 0.9rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
  z-index: 9999;
  animation: fadeInUp 0.3s ease;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateX(-50%) translateY(10px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* --- Responsive --- */
@media (max-width: 640px) {
  .hero h1 { font-size: 2rem; }
  .site-header .container { flex-direction: column; gap: 0.75rem; }
  .site-header nav a { margin-left: 0; margin-right: 1rem; }
  .llm-bar { gap: 1rem; }
  .llm-icon { padding: 0.75rem 1rem; }
  .llm-prompt-box { flex-direction: column; }
}