/* Global styles for Raven website */

:root {
  /* Base colors */
  --color-bg: #1a1a1a;
  --color-bg-dark: #0f0f0f;
  --color-text: #d0d0d0;
  --color-text-bright: #ffffff;
  --color-text-dim: #888;
  --color-border: #333;
  --color-border-light: #666;
  
  /* Library colors */
  --color-nx: #4dabf7;        /* deep blue */
  --color-saga: #14b8a6;      /* teal */
  --color-hugin: #b197fc;     /* purple */
  --color-quill: #10b981;     /* emerald */
  --color-rune: #f59e0b;      /* amber */
  --color-kaun: #ef4444;      /* warm red */
  --color-sowilo: #0ea5e9;    /* sky blue */
  --color-talon: #ec4899;     /* pink */
  
  /* Syntax highlighting */
  --syntax-comment: #666;
  --syntax-keyword: var(--color-rune);
  --syntax-string: var(--color-quill);
  --syntax-number: var(--color-nx);
  --syntax-function: var(--color-hugin);
  --syntax-operator: var(--color-text);
  --syntax-type: var(--color-sowilo);
}

/* Base styles */
body {
  font-family: 'Lucida Console', 'Courier New', monospace;
  font-size: 16px;
  color: var(--color-text);
  background-color: var(--color-bg);
  margin: 0;
  padding: 0;
  line-height: 1.6;
}

/* Content wrapper for centered pages */
.main-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 40px;
}

@media (min-width: 1600px) {
  .main-content {
    max-width: 1000px;
  }
}

/* Full-width sections */

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: normal;
  color: var(--color-text-bright);
  margin-top: 1.5em;
  margin-bottom: 0.5em;
}

h1 { font-size: 32px; }
h2 { font-size: 24px; }
h3 { font-size: 20px; }

/* Links */
a {
  color: inherit;
  text-decoration: underline;
}

a:hover {
  color: var(--color-text-bright);
}

/* Code blocks */
pre {
  background: var(--color-bg-dark);
  color: var(--color-text);
  padding: 15px;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  margin: 20px 0;
}

code {
  background: #252525;
  padding: 2px 4px;
  color: var(--color-text);
  font-size: 14px;
}

pre code {
  background: none;
  padding: 0;
}

/* Tables */
table {
  border-collapse: collapse;
  width: 100%;
  margin: 20px 0;
}

td, th {
  padding: 8px 15px;
  border: 1px solid var(--color-border);
  text-align: left;
}

th {
  color: var(--color-text-bright);
  background: var(--color-bg-dark);
}

/* Horizontal rules */
hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 40px auto;
  max-width: 900px;
}

/* Library colors */
.color-blue { color: var(--color-nx); }    /* nx - deep blue */
.color-teal { color: var(--color-saga); }    /* saga - teal */
.color-purple { color: var(--color-hugin); }  /* hugin - purple */
.color-green { color: var(--color-quill); }   /* quill - emerald */
.color-orange { color: var(--color-rune); }  /* rune - amber */
.color-red { color: var(--color-kaun); }     /* kaun - warm red */
.color-indigo { color: var(--color-sowilo); }  /* sowilo - sky blue */
.color-pink { color: var(--color-talon); }   /* talon - pink */

/* Remove underlines from colored library links */
a.color-blue,
a.color-teal,
a.color-purple,
a.color-orange,
a.color-red,
a.color-indigo,
a.color-green,
a.color-pink {
  text-decoration: none;
}

/* Rune symbols */
.rune-symbol {
  opacity: 0.7;
  margin-left: 2px;
}

/* Landing page specific */
.landing {
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  padding: 40px;
  padding-bottom: 12vh; /* Pull content up into visual golden third */
  box-sizing: border-box;
}

.landing h1 {
  font-size: 72px;
  margin: 0;
  letter-spacing: -2px;
}

.landing-logo {
  width: 110px;
  height: 110px;
  margin: 0 auto 8px auto; /* Reduced to bring title closer to logo */
  display: block;
  filter: invert(1);
  opacity: 0.9;
}

.landing-tagline {
  margin: 8px 0 56px 0; /* Less gap from title, more gap to links */
  font-size: 20px;
  color: var(--color-text);
  text-transform: capitalize;
  letter-spacing: 0.05em;
}

.landing .links {
  margin: 0 auto 64px auto; /* 64px to footer nav */
  font-size: 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0;
}

.landing .links-group {
  display: flex;
  align-items: center;
  gap: 20px;
}

.landing .links a {
  text-decoration: none;
  transition: opacity 0.2s ease, filter 0.2s ease;
  position: relative;
  display: inline-block;
}

.landing .links a:hover {
  opacity: 1;
  filter: brightness(1.3);
}

.landing .separator {
  color: var(--color-border-light);
  margin: 0;
}

.landing-footer-nav {
  font-size: 1rem;
  letter-spacing: 0.05em;
  padding-bottom: 36px;
}

.landing-footer-nav a {
  color: var(--color-text-dim);
  text-decoration: none;
  transition: color 0.2s ease;
}

.landing-footer-nav a:hover {
  color: var(--color-text);
}

.landing-footer-nav .cta-inline {
  color: var(--color-text);
  font-weight: bold;
  position: relative;
}

.landing-footer-nav .cta-inline:hover {
  color: var(--color-text-bright);
}

.landing-footer-nav .separator {
  margin: 0 12px;
  color: var(--color-border-light);
}

/* Navigation breadcrumbs */
.nav-breadcrumb {
  text-align: right;
  margin-top: 20px;
  margin-bottom: 20px;
  font-size: 14px;
  color: var(--color-border-light);
}

.nav-breadcrumb a {
  color: var(--color-text-dim);
  text-decoration: none;
}

.nav-breadcrumb a:hover {
  color: var(--color-text);
  text-decoration: underline;
}

/* Hero sections */
.hero {
  border: 3px solid var(--color-border-light);
  padding: 60px 20px;
  margin: 40px 0;
  text-align: center;
  position: relative;
}

.hero h1 {
  font-size: 72px;
  margin: 0;
}

.hero .tagline {
  font-size: 20px;
  margin: 20px 0;
  color: var(--color-text);
}


/* Feature grids */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin: 40px 0;
}

.feature-grid h3 {
  margin-bottom: 10px;
}

.feature-grid h3::before {
  content: "→ ";
}

/* Code comparison */
.code-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 20px 0;
}

.code-compare > div {
  border: 1px solid var(--color-border);
}

.code-compare h4 {
  margin: 0;
  padding: 10px;
  background: var(--color-bg-dark);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-dim);
  font-size: 14px;
  font-weight: normal;
}

.code-compare pre {
  margin: 0;
  border: none;
  background: var(--color-bg);
  font-size: 14px;
  line-height: 1.4;
}

/* Syntax highlighting */
.comment { color: var(--syntax-comment); }
.keyword { color: var(--syntax-keyword); }     /* amber - control flow */
.string { color: var(--syntax-string); }      /* emerald - literals */
.number { color: var(--syntax-number); }      /* blue - values */
.function { color: var(--syntax-function); }    /* purple - functions */
.operator { color: var(--syntax-operator); }    /* light gray - operators */
.type { color: var(--syntax-type); }        /* sky blue - types */

/* Responsive */
@media (max-width: 1023px) {
  .landing-logo {
    width: 90px;
    height: 90px;
  }
  
  .landing h1 {
    font-size: 56px;
  }
  
  .landing-tagline {
    margin: 19px 0 32px 0; /* 20% reduction */
    font-size: 18px;
  }
  
  .landing .links {
    margin: 0 auto 51px auto; /* 20% reduction */
    font-size: 21px;
  }
  
  .landing .links-group {
    gap: 16px;
  }
}

@media (max-width: 700px) {
  body {
    padding: 20px;
  }
  
  .main-content {
    padding: 20px;
  }
  
  .feature-grid, .code-compare {
    grid-template-columns: 1fr;
  }
  
  .landing-logo {
    width: 70px;
    height: 70px;
    margin-bottom: 12px;
  }
  
  .landing h1 {
    font-size: 48px;
  }
  
  .landing-tagline {
    margin: 16px 0 24px 0;
    font-size: 16px;
  }
  
  .landing .links {
    font-size: 18px;
    margin: 0 auto 40px auto;
  }
  
  .landing .links-group {
    gap: 14px;
    font-size: 18px;
  }
  
  .landing-footer-nav {
    font-size: 0.875rem;
  }
  
  .hero h1 {
    font-size: 48px;
  }
}

/* Library-specific hero colors */
.nx-hero {
  border-color: var(--color-nx);
}

.nx-hero h1 {
  color: var(--color-nx);
}

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

.hugin-hero {
  border-color: var(--color-hugin);
}

.hugin-hero h1 {
  color: var(--color-hugin);
}

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

.rune-hero {
  border-color: var(--color-rune);
}

.rune-hero h1 {
  color: var(--color-rune);
}

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

.kaun-hero {
  border-color: var(--color-kaun);
}

.kaun-hero h1 {
  color: var(--color-kaun);
}

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

.sowilo-hero {
  border-color: var(--color-sowilo);
}

.sowilo-hero h1 {
  color: var(--color-sowilo);
}

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

.quill-hero {
  border-color: var(--color-quill);
}

.quill-hero h1 {
  color: var(--color-quill);
}

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

.talon-hero {
  border-color: var(--color-talon);
}

.talon-hero h1 {
  color: var(--color-talon);
}

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

/* Custom tooltips for project links */
.landing .links a[data-tooltip] {
  position: relative;
}

.landing .links a[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 150%;
  left: 50%;
  transform: translateX(-50%) scale(0.9);
  background: var(--color-bg-dark);
  color: var(--color-text);
  padding: 6px 12px;
  border: 1px solid var(--color-border-light);
  font-size: 14px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: all 0.15s ease;
  z-index: 1000;
}

.landing .links a[data-tooltip]:hover::after {
  opacity: 1;
  transform: translateX(-50%) scale(1);
}

/* Arrow for tooltip */
.landing .links a[data-tooltip]::before {
  content: '';
  position: absolute;
  bottom: 140%;
  left: 50%;
  transform: translateX(-50%) scale(0.9);
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 6px solid var(--color-border-light);
  opacity: 0;
  pointer-events: none;
  transition: all 0.15s ease;
  z-index: 999;
}

.landing .links a[data-tooltip]:hover::before {
  opacity: 1;
  transform: translateX(-50%) scale(1);
}