/* 
 * layout.css
 * Grid systems, spacing logic, and responsive rules
 * Designed to be bold, experimental, and personal
 */

/* ---------- SPACING SYSTEM ---------- */
:root {
  /* Base spacing units - non-linear scale for more intentional hierarchy */
  --space-3xs: 0.4rem;  /* 4px */
  --space-2xs: 0.8rem;  /* 8px */
  --space-xs: 1.2rem;   /* 12px */
  --space-sm: 1.6rem;   /* 16px */
  --space-md: 2.4rem;   /* 24px */
  --space-lg: 3.2rem;   /* 32px */
  --space-xl: 4.8rem;   /* 48px */
  --space-2xl: 6.4rem;  /* 64px */
  --space-3xl: 9.6rem;  /* 96px */
  --space-4xl: 12.8rem; /* 128px */
  
  /* Section spacing */
  --section-spacing-sm: var(--space-2xl);
  --section-spacing-md: var(--space-3xl);
  --section-spacing-lg: var(--space-4xl);
  
  /* Content max-widths */
  --content-xs: 54rem;   /* 540px */
  --content-sm: 72rem;   /* 720px */
  --content-md: 96rem;   /* 960px */
  --content-lg: 120rem;  /* 1200px */
  --content-xl: 144rem;  /* 1440px */
}

/* ---------- LAYOUT GRID SYSTEM ---------- */
.grid {
  display: grid;
  gap: var(--space-md);
}

/* Custom grid templates */
.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* Asymmetric grids */
.grid-1-2 {
  grid-template-columns: 1fr 2fr;
}

.grid-2-1 {
  grid-template-columns: 2fr 1fr;
}

.grid-1-3 {
  grid-template-columns: 1fr 3fr;
}

.grid-3-1 {
  grid-template-columns: 3fr 1fr;
}

/* Auto-fit grid for dynamic columns */
.grid-auto-fit {
  grid-template-columns: repeat(auto-fit, minmax(28rem, 1fr));
}

/* Grid gaps */
.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }

/* ---------- SECTION LAYOUTS ---------- */
section {
  position: relative;
  width: 100%;
  padding: var(--section-spacing-md) 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Compact mode for page-based layout — pager.css overrides padding via !important */
#page-wrapper > section {
  padding: 0;
}

section > .container {
  width: 100%;
  max-width: var(--content-xl);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section-header {
  margin-bottom: var(--space-md);
  position: relative;
  text-align: center;
  max-width: 80rem;
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  font-family: var(--font-secondary);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-xs);
  position: relative;
  display: inline-block;
}

.section-line {
  width: 8rem;
  height: 0.3rem;
  background: var(--gradient-primary);
  margin-top: var(--space-xs);
  position: relative;
  overflow: hidden;
  /* Custom polygon shape instead of standard rectangle */
  clip-path: polygon(0 0, 100% 0, 92% 100%, 0% 100%);
}

/* Hero section - full viewport height */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  position: relative;
}

#hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 20;
  text-align: center;
  max-width: 80rem;
  padding: 0 var(--space-md);
}

.hero-content h1 {
  font-family: var(--font-secondary);
  font-size: var(--text-4xl);
  font-weight: var(--weight-extrabold);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-md);
}

.hero-tagline {
  font-size: var(--text-md);
  color: var(--color-text-secondary);
  max-width: 60rem;
  margin: 0 auto var(--space-lg);
  line-height: var(--leading-relaxed);
}

.hero-cta {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* About section portrait */
.portrait-container {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 4;
  max-width: 30rem;
  margin: 0 auto;
}

.portrait-frame {
  position: absolute;
  inset: 0;
  border: 2px solid var(--color-accent-2);
  clip-path: polygon(0 5%, 100% 0, 97% 97%, 3% 100%);
}

.portrait-effects {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(var(--color-accent-1-rgb), 0.1), rgba(var(--color-accent-2-rgb), 0.1));
  clip-path: polygon(0 5%, 100% 0, 97% 97%, 3% 100%);
}

/* Skills merged layout */
.skills-merged-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  max-width: 120rem;
  margin: 0 auto;
  align-items: start;
}

.skills-categories {
  display: flex;
  flex-direction: column;
}

/* Pie chart panel inside merged layout */
.skillchart-panel {
  position: sticky;
  top: 8rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.skillchart-label {
  font-family: var(--font-secondary);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-tertiary);
  align-self: flex-start;
}

.skillchart-wrapper {
  position: relative;
  width: 100%;
  height: 42rem;
  perspective: 1200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* About section - asymmetric layout */
.about-section .about-content {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: var(--space-md);
  align-items: center;
  max-width: 120rem;
  margin: 0 auto;
}

@media (max-width: 767px) {
  .skills-merged-layout {
    grid-template-columns: 1fr;
  }

  .skillchart-panel {
    position: static;
  }

  .skillchart-wrapper {
    height: 34rem;
  }
}

/* Projects section - masonry-inspired grid */
.projects-section .projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(30rem, 1fr));
  gap: var(--space-md);
  max-width: 140rem;
  margin: 0 auto;
}

/* Contact section - split layout */
.contact-section .contact-content {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-md);
  align-items: start;
  max-width: 120rem;
  margin: 0 auto;
}

/* ---------- CONTAINER SYSTEM ---------- */
.container {
  width: 100%;
  max-width: var(--content-xl);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container-sm {
  max-width: var(--content-sm);
}

.container-md {
  max-width: var(--content-md);
}

.container-lg {
  max-width: var(--content-lg);
}

/* ---------- SPACING UTILITIES ---------- */
/* Margin utilities */
.mt-xs { margin-top: var(--space-xs); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

.mb-xs { margin-bottom: var(--space-xs); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.my-xs { margin-top: var(--space-xs); margin-bottom: var(--space-xs); }
.my-sm { margin-top: var(--space-sm); margin-bottom: var(--space-sm); }
.my-md { margin-top: var(--space-md); margin-bottom: var(--space-md); }
.my-lg { margin-top: var(--space-lg); margin-bottom: var(--space-lg); }
.my-xl { margin-top: var(--space-xl); margin-bottom: var(--space-xl); }

/* Padding utilities */
.pt-xs { padding-top: var(--space-xs); }
.pt-sm { padding-top: var(--space-sm); }
.pt-md { padding-top: var(--space-md); }
.pt-lg { padding-top: var(--space-lg); }
.pt-xl { padding-top: var(--space-xl); }

.pb-xs { padding-bottom: var(--space-xs); }
.pb-sm { padding-bottom: var(--space-sm); }
.pb-md { padding-bottom: var(--space-md); }
.pb-lg { padding-bottom: var(--space-lg); }
.pb-xl { padding-bottom: var(--space-xl); }

.py-xs { padding-top: var(--space-xs); padding-bottom: var(--space-xs); }
.py-sm { padding-top: var(--space-sm); padding-bottom: var(--space-sm); }
.py-md { padding-top: var(--space-md); padding-bottom: var(--space-md); }
.py-lg { padding-top: var(--space-lg); padding-bottom: var(--space-lg); }
.py-xl { padding-top: var(--space-xl); padding-bottom: var(--space-xl); }

/* ---------- RESPONSIVE BREAKPOINTS ---------- */
/* 
 * Custom breakpoint system using non-standard values
 * to avoid typical device-based breakpoints
 */

/* Mobile-first approach */
@media (min-width: 580px) {
  :root {
    --section-spacing-sm: var(--space-2xl);
    --section-spacing-md: var(--space-3xl);
  }
  
  .container {
    padding: 0 var(--space-lg);
  }
}

@media (max-width: 768px) {
  /* Signature section responsive */
  .signature-output {
    font-size: var(--text-xs);
    padding: var(--space-md);
    line-height: 1.6;
  }
  
  .terminal-signature {
    margin: 0 var(--space-md);
  }
  
  /* Skills section responsive */
  .skills-section .skills-container {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  /* About section responsive */
  .about-section .about-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    text-align: center;
  }
  
  /* Contact section responsive */
  .contact-section .contact-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  /* Projects section responsive */
  .projects-section .projects-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
}

@media (min-width: 1024px) {
  :root {
    --section-spacing-md: var(--space-3xl);
    --section-spacing-lg: var(--space-4xl);
  }
  
  .container {
    padding: 0 var(--space-xl);
  }
}

@media (min-width: 1440px) {
  html {
    font-size: 75%; /* Larger base font size for big screens */
  }
  
  :root {
    --section-spacing-md: calc(var(--space-3xl) + var(--space-lg));
    --section-spacing-lg: calc(var(--space-4xl) + var(--space-lg));
  }
}

/* ---------- EXPERIMENTAL LAYOUTS ---------- */
/* Diagonal section dividers */
.diagonal-top {
  position: relative;
}

.diagonal-top::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 10vw;
  background: inherit;
  transform-origin: top left;
  transform: skewY(-5deg);
  z-index: -1;
}

.diagonal-bottom {
  position: relative;
}

.diagonal-bottom::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 10vw;
  background: inherit;
  transform-origin: bottom right;
  transform: skewY(-5deg);
  z-index: -1;
}

/* Asymmetric containers */
.container-asymmetric {
  width: 95%;
  margin-left: 0;
  padding-left: var(--space-lg);
  max-width: none;
}

.container-asymmetric-right {
  width: 95%;
  margin-right: 0;
  padding-right: var(--space-lg);
  margin-left: auto;
  max-width: none;
}

/* Offset grid items */
.offset-top {
  margin-top: -5rem;
}

.offset-bottom {
  margin-bottom: -5rem;
}

/* Experimental grid layouts */
.grid-mosaic {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-template-rows: repeat(2, auto);
  gap: var(--space-md);
}

.grid-mosaic > *:nth-child(1) {
  grid-column: 1 / span 3;
  grid-row: 1 / span 2;
}

.grid-mosaic > *:nth-child(2) {
  grid-column: 4 / span 3;
  grid-row: 1 / span 1;
}

.grid-mosaic > *:nth-child(3) {
  grid-column: 4 / span 2;
  grid-row: 2 / span 1;
}

.grid-mosaic > *:nth-child(4) {
  grid-column: 6 / span 1;
  grid-row: 2 / span 1;
}