/*
 * Behdev Portfolio - Minimal Design
 * Monochrome palette with subtle accent
 */

:root {
  --color-bg: #ffffff;
  --color-text: #111111;
  --color-text-muted: #666666;
  --color-text-subtle: #999999;
  --color-border: #e5e5e5;
  --color-accent: #0066cc;
  --color-success: #22c55e;
  --color-error: #dc2626;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Monaco, monospace;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0a0a0a;
    --color-text: #fafafa;
    --color-text-muted: #a3a3a3;
    --color-text-subtle: #737373;
    --color-border: #262626;
    --color-accent: #60a5fa;
  }
}

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

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

/* Container */
.container {
  max-width: 640px;
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md);
}

/* Intro Section */
.intro {
  margin-bottom: var(--space-xl);
}

.name {
  font-size: 2rem;
  font-weight: 600;
  margin: 0 0 var(--space-xs);
  letter-spacing: -0.02em;
}

.title {
  color: var(--color-text-muted);
  margin: 0 0 var(--space-md);
  font-size: 1rem;
}

.sep {
  margin: 0 0.25em;
}

.highlights {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-md);
}

.highlights li {
  margin-bottom: var(--space-xs);
  color: var(--color-text-muted);
}

.bullet {
  color: var(--color-text-subtle);
  margin-right: 0.5em;
  font-family: var(--font-mono);
}

.mono {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--color-text);
}

.links {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.link {
  color: var(--color-text);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--color-border);
  transition: border-color 0.15s ease;
}

.link:hover {
  border-color: var(--color-text);
}

/* Work Section */
.work {
  margin-bottom: var(--space-xl);
}

.section-title {
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-md);
}

.comment {
  font-family: var(--font-mono);
  color: var(--color-text-subtle);
  margin-right: 0.5em;
}

.projects {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.project {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.5em;
}

.project-name {
  font-weight: 500;
}

.project-dash {
  color: var(--color-text-subtle);
}

.project-desc {
  color: var(--color-text-muted);
}

/* Contact Section */
.contact {
  margin-bottom: var(--space-lg);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-group label {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.form-group input,
.form-group textarea {
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color 0.15s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-xs);
}

.btn {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 500;
  padding: 0.75rem 1.5rem;
  background: var(--color-text);
  color: var(--color-bg);
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: opacity 0.15s ease;
}

.btn:hover {
  opacity: 0.85;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.success-message {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-success);
}

.error-message {
  font-size: 0.875rem;
  color: var(--color-error);
  margin-top: var(--space-xs);
}

/* Footer */
.footer {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-subtle);
  font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 480px) {
  .container {
    padding: var(--space-md) var(--space-sm);
  }

  .name {
    font-size: 1.5rem;
  }

  .project {
    flex-direction: column;
    gap: 0.125em;
    margin-bottom: var(--space-sm);
  }

  .project-dash {
    display: none;
  }
}