/* Main styles with 80s aesthetic */
:root {
  /* Color palette */
  --color-bg: #0a0a0a;
  --color-text: #14ff8a;
  --color-accent: #ffffff;
  --color-border: #333333;
  --color-muted: #888888;
  
  /* Spacing */
  --spacing-unit: 1rem;
  --spacing-large: 2rem;
  --spacing-xlarge: 4rem;

  /* Reading width (~80 monospace characters) */
  --content-width: 80ch;
}

/* Base styles */
body {
  background-color: var(--color-bg);
  color: var(--color-text);
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Layout */
.container {
  flex: 1;
  padding: var(--spacing-unit);
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
}

/* Hero section */
.hero-image {
  width: 100%;
  height: 60vh;
  background-size: cover;
  background-position: center;
  margin-bottom: var(--spacing-large);
  transition: opacity 0.5s ease;
}

.static-hero {
  width: 100%;
  height: auto;
  margin-bottom: var(--spacing-large);
}

/* Header */
header {
  margin-bottom: var(--spacing-large);
  text-align: left;
}

.tagline {
  margin: 0.25rem 0 0.75rem;
  font-size: var(--font-size-large);
  color: var(--color-accent);
}

.lede {
  margin: 0;
  max-width: var(--content-width);
  color: var(--color-muted);
  line-height: 1.55;
}

/* Contact section */
.contact {
  margin-bottom: var(--spacing-large);
}

.contact-item {
  margin-bottom: 0.5rem;
}

.contact-item a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text);
  text-decoration: none;
}

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

.contact-icon {
  width: 1em;
  height: 1em;
  max-width: 1em;
  max-height: 1em;
  display: block;
  flex-shrink: 0;
}

/* Navigation — in document flow on the home page so it never covers content */
.minimal-nav {
  flex-shrink: 0;
  background-color: var(--color-bg);
  padding: var(--spacing-unit);
  padding-bottom: calc(var(--spacing-unit) + env(safe-area-inset-bottom, 0px));
  display: flex;
  flex-direction: column;
  gap: var(--spacing-unit);
  border-top: 1px solid var(--color-border);
}

.minimal-nav a {
  padding: calc(var(--spacing-unit) / 2) 0;
  border-bottom: 1px solid var(--color-border);
}

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

/* Home page — fit one viewport, no scroll */
body.home-page {
  height: 100dvh;
  max-height: 100dvh;
  overflow: hidden;
}

body.home-page .container {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

body.home-page .container > main {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
}

body.home-page .hero-image {
  flex: 1;
  min-height: 0;
  height: auto;
  margin-bottom: var(--spacing-unit);
}

body.home-page header,
body.home-page .contact {
  flex-shrink: 0;
  margin-bottom: var(--spacing-unit);
}

body.home-page .tagline {
  font-size: var(--font-size-base);
}

body.home-page .lede {
  font-size: var(--font-size-small);
  margin-bottom: 0;
}

body.home-page .contact {
  margin-bottom: 0;
}

/* Content pages (about, projects, writings) */
body.content-page {
  min-height: 100vh;
  width: 100%;
}

.content-wrap {
  flex: 1;
  width: 100%;
  display: flex;
  justify-content: center;
  padding: var(--spacing-large) var(--spacing-unit);
  /* Clear fixed ← Back bar + iOS home indicator */
  padding-bottom: calc(var(--spacing-xlarge) + 3.5rem + env(safe-area-inset-bottom, 0px));
  box-sizing: border-box;
}

.content-page .content {
  width: 100%;
  max-width: var(--content-width);
  margin: 0 auto;
}

.content-page h1 {
  margin-bottom: var(--spacing-large);
  text-align: center;
}

.content-page h2 {
  margin-top: var(--spacing-large);
  margin-bottom: var(--spacing-unit);
}

.content-page p:last-child {
  margin-bottom: 0;
}

.content-page .project,
.content-page .writing {
  padding-bottom: var(--spacing-large);
  margin-bottom: var(--spacing-large);
  border-bottom: 1px solid var(--color-border);
}

.content-page .project:last-child,
.content-page .writing:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.content-page .tech,
.content-page .date {
  color: var(--color-muted);
  font-size: var(--font-size-small);
  margin-bottom: var(--spacing-unit);
}

.content-page .project-link {
  display: inline-block;
  margin-top: var(--spacing-unit);
}

.content-page .writing-content {
  margin-top: var(--spacing-unit);
}

.site-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-bg);
  padding: var(--spacing-unit);
  padding-bottom: calc(var(--spacing-unit) + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.site-footer .back-link {
  display: inline-block;
  padding: calc(var(--spacing-unit) / 2) var(--spacing-unit);
}

.site-footer .back-link:hover {
  color: var(--color-accent);
}

/* Focus styles */
:focus {
  outline: 2px solid var(--color-text);
  outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .hero-image {
    transition: none;
  }
}

/* Tablet and desktop styles */
@media (min-width: 768px) {
  .container {
    max-width: 60rem;
    padding: var(--spacing-large);
  }

  .hero-image {
    height: 70vh;
  }

  body.home-page .hero-image {
    height: auto;
  }
  
  .minimal-nav {
    flex-direction: row;
    justify-content: center;
    gap: var(--spacing-large);
    border-top: 1px solid var(--color-border);
  }
  
  .minimal-nav a {
    border-bottom: none;
  }

  .content-wrap {
    padding: var(--spacing-xlarge) var(--spacing-large);
    padding-bottom: calc(var(--spacing-xlarge) * 2);
  }
}