:root {
  --canvas: #FAF9F6;
  --surface-glass: rgba(255, 255, 255, 0.75);
  --surface-card: #FFFFFF;
  --surface-subtle: rgba(22, 22, 22, 0.04);
  --border-glass: rgba(255, 255, 255, 0.6);
  --border-window: rgba(22, 22, 22, 0.12);
  --text-primary: #161616;
  --text-secondary: rgba(22, 22, 22, 0.65);
  --text-muted: rgba(22, 22, 22, 0.45);
  --accent-violet: #5A64E8;
  --accent-cyan: #00E0C6;
  --mac-close: #FF5F56;
  --mac-minimize: #FFBD2E;
  --mac-zoom: #27C93F;
  --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Archivo', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--canvas);
  color: var(--text-primary);
  line-height: 1.55;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

button, input, select, textarea {
  font: inherit;
}

:focus-visible {
  outline: 2px solid var(--accent-violet);
  outline-offset: 2px;
}

/* Standalone Content Page Styles */
.page-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--canvas);
}

.standalone-header {
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  background: var(--surface-glass);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-window);
  position: sticky;
  top: 0;
  z-index: 100;
}

.standalone-header .back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  background: var(--surface-subtle);
  transition: background 140ms ease;
  min-height: 44px;
}

.standalone-header .back-btn:hover {
  background: rgba(22, 22, 22, 0.08);
}

.standalone-header .site-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
}

.page-content {
  flex: 1;
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

.standalone-footer {
  border-top: 1px solid var(--border-window);
  padding: 2rem 1.5rem;
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-secondary);
  background: var(--surface-card);
}

/* Shared Content Elements */
.content-hero {
  margin-bottom: 2.5rem;
}

.content-eyebrow {
  font-family: var(--font-display);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent-violet);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.content-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.content-lead {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 48ch;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.project-card {
  background: var(--surface-card);
  border: 1px solid var(--border-window);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.project-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(22, 22, 22, 0.06);
}

.project-thumb {
  width: 100%;
  height: 180px;
  background: var(--surface-subtle);
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-thumb-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
}

.project-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.project-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-display);
  margin-bottom: 0.5rem;
}

.project-badges {
  display: flex;
  gap: 0.4rem;
}

.badge {
  font-size: 0.6875rem;
  text-transform: uppercase;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  background: var(--surface-subtle);
  color: var(--text-secondary);
  font-weight: 600;
}

.badge.live {
  background: rgba(0, 224, 198, 0.15);
  color: #008775;
}

.project-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.project-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1rem;
  flex: 1;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 1.25rem;
}

.tech-tag {
  font-size: 0.75rem;
  background: var(--surface-subtle);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  color: var(--text-secondary);
}

.project-link-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 44px;
  padding: 0.5rem 1rem;
  background: var(--text-primary);
  color: #FFF;
  border-radius: 6px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.875rem;
  text-align: center;
  transition: opacity 140ms ease;
}

.project-link-btn:hover {
  opacity: 0.9;
}

/* Category Filter Nav */
.filter-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.5rem 0;
}

.filter-btn {
  border: 1px solid var(--border-window);
  background: var(--surface-card);
  padding: 0.4rem 0.85rem;
  border-radius: 20px;
  font-size: 0.8125rem;
  font-family: var(--font-display);
  font-weight: 500;
  cursor: pointer;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.filter-btn.active {
  background: var(--text-primary);
  color: #FFF;
  border-color: var(--text-primary);
}

/* Form Styles */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-group label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-input, .form-select, .form-textarea {
  border: 1px solid var(--border-window);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  background: var(--surface-card);
  color: var(--text-primary);
  font-size: 1rem;
  min-height: 44px;
}

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

.submit-btn {
  min-height: 48px;
  background: var(--accent-violet);
  color: #FFF;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  padding: 0 1.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
}

.submit-btn:hover {
  opacity: 0.92;
}

/* Utility Info Card */
.info-card {
  background: var(--surface-card);
  border: 1px solid var(--border-window);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}