/* ==========================================================================
   Larry Seyer - The Architect Design System
   ========================================================================== */

/* Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400&family=Space+Grotesk:wght@500;700&display=swap');

:root {
  /* Colors */
  --color-bg: #000000;
  --color-surface: #0a0a0a;
  --color-border: #1a1a1a;
  --color-text: #ffffff;
  --color-text-secondary: #888888;
  --color-accent: #f59e0b;
  --color-accent-hover: #fbbf24;

  /* Typography */
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;
  --space-2xl: 12rem;

  /* Layout */
  --max-width: 1200px;
  --header-height: 72px;

  /* Effects */
  --transition: 200ms ease-out;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

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

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

h1 {
  font-size: clamp(3rem, 8vw, 5rem);
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  margin-bottom: var(--space-md);
}

h3 {
  font-size: 1.25rem;
  font-weight: 500;
}

p {
  color: var(--color-text-secondary);
  max-width: 65ch;
}

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

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

code {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  background: var(--color-surface);
  padding: 0.125em 0.375em;
  border-radius: 2px;
}

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

.section {
  padding: var(--space-xl) 0;
}

.section + .section {
  border-top: 1px solid var(--color-border);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  display: flex;
  align-items: center;
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

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

/* Navigation */
.nav {
  display: flex;
  gap: var(--space-lg);
}

.nav a {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color var(--transition);
}

.nav a:hover,
.nav a.active {
  color: var(--color-text);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-text);
  font-size: 1.5rem;
  cursor: pointer;
  padding: var(--space-xs);
}

/* Main */
main {
  margin-top: var(--header-height);
}

/* Hero */
.hero {
  padding: var(--space-2xl) 0 var(--space-xl);
}

.hero h1 {
  margin-bottom: var(--space-md);
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: var(--space-lg);
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
}

.card {
  background: transparent;
  border: 1px solid var(--color-border);
  padding: var(--space-md);
  transition: border-color var(--transition), transform var(--transition);
}

.card:hover {
  border-color: var(--color-accent);
  transform: scale(1.01);
}

.card h3 {
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.card p {
  font-size: 0.875rem;
  margin: 0;
}

.card-link {
  display: block;
  color: inherit;
}

.card-link:hover {
  color: inherit;
}

/* Status Badge */
.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.25em 0.75em;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-sm);
}

.badge--active {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.badge--released {
  border-color: #22c55e;
  color: #22c55e;
}

.badge--maintained {
  border-color: #3b82f6;
  color: #3b82f6;
}

/* Buttons */
.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-accent);
  color: var(--color-bg);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}

.btn:hover {
  background: var(--color-text);
  color: var(--color-bg);
}

.btn--outline {
  background: transparent;
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
}

.btn--outline:hover {
  background: var(--color-accent);
  color: var(--color-bg);
}

/* Quote/Philosophy */
.quote {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 500;
  color: var(--color-text);
  max-width: 50ch;
  line-height: 1.4;
}

/* Feature List */
.features {
  list-style: none;
}

.features li {
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-secondary);
}

.features li:last-child {
  border-bottom: none;
}

.features strong {
  color: var(--color-text);
}

/* Project Hero */
.project-hero {
  padding: var(--space-xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.project-hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

/* Project Screenshots */
.screenshots {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-md);
  margin: var(--space-lg) 0;
}

.screenshots img {
  width: 100%;
  border: 1px solid var(--color-border);
}

/* Footer */
.footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-lg) 0;
}

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

.footer p {
  font-size: 0.875rem;
}

.social-links {
  display: flex;
  gap: var(--space-md);
}

.social-links a {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

/* Mobile */
@media (max-width: 768px) {
  .nav {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-bg);
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-border);
    gap: var(--space-sm);
  }

  .nav.active {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  .hero {
    padding: var(--space-xl) 0 var(--space-lg);
  }

  .footer .container {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .screenshots {
    grid-template-columns: 1fr;
  }
}

/* Contact Form */
.contact-form {
  max-width: 600px;
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition);
}

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

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-secondary);
}

/* Utilities */
.text-center { text-align: center; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mt-lg { margin-top: var(--space-lg); }

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: fadeInUp 0.6s ease-out forwards;
}