/* home.css - Academic & Elegant Paper Style Landing Page Theme */
@import url('https://fonts.googleapis.com/css2?family=Lora:ital,wght@0,400..700;1,400..700&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Elegant Color Palette */
  --bg-desk: #f3efe6; /* Ivory tabletop background */
  --bg-paper: #ffffff; /* Crisp premium paper sheet */
  --dot-grid: rgba(0, 0, 0, 0.035); /* Soft dot grid pattern */
  
  --ink-primary: #1b2026; /* Deep charcoal ink */
  --ink-secondary: #4a545e; /* Soft slate gray ink */
  --border-color: rgba(0, 0, 0, 0.08); /* Crisp fine border line */
  
  /* Academic Muted Accent Colors */
  --accent-navy: #2a3d52;
  --accent-rust: #ab563b;
  --accent-sage: #536b5c;
  --accent-slate: #445c66;
  --accent-plum: #69414b;
  
  /* Category Highlight Tints */
  --tint-navy: rgba(42, 61, 82, 0.05);
  --tint-rust: rgba(171, 86, 59, 0.05);
  --tint-sage: rgba(83, 107, 92, 0.05);
  --tint-slate: rgba(68, 92, 102, 0.05);
  --tint-plum: rgba(105, 65, 75, 0.05);

  /* Font Families */
  --font-serif: 'Lora', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-desk);
  color: var(--ink-primary);
  font-family: var(--font-sans);
  line-height: 1.7;
  min-height: 100vh;
  padding: 60px 20px;
  overflow-x: hidden;
  position: relative;
}

/* Notebook Cover/Sheet Container */
.notebook-container {
  max-width: 1100px;
  margin: 0 auto;
  position: relative;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.05), 0 5px 15px rgba(0, 0, 0, 0.03);
}

.notebook-page {
  background-color: var(--bg-paper);
  background-image: radial-gradient(var(--dot-grid) 1px, transparent 1px);
  background-size: 28px 28px;
  border-radius: 4px;
  padding: 60px 80px 80px 80px;
  position: relative;
  min-height: 1200px;
  border: 1px solid rgba(0,0,0,0.03);
}

/* Clean Sidebar Index Tabs on the right */
.page-tabs {
  position: absolute;
  right: -85px;
  top: 150px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 5;
}

.page-tab {
  display: block;
  padding: 8px 16px;
  text-decoration: none;
  font-family: var(--font-serif);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink-primary);
  border-radius: 0 4px 4px 0;
  border: 1px solid var(--border-color);
  border-left: none;
  box-shadow: 3px 3px 10px rgba(0, 0, 0, 0.02);
  transition: transform 0.2s ease, padding-left 0.2s ease, background-color 0.2s ease;
  transform-origin: left center;
  background-color: var(--bg-paper);
}

.page-tab:hover {
  transform: translateX(4px);
  background-color: var(--bg-desk);
}

.tab-navy   { border-right: 3px solid var(--accent-navy); }
.tab-rust   { border-right: 3px solid var(--accent-rust); }
.tab-sage   { border-right: 3px solid var(--accent-sage); }
.tab-slate  { border-right: 3px solid var(--accent-slate); }

/* Typography */
h1.academic-header {
  font-family: var(--font-serif);
  font-size: 3.5rem;
  font-weight: 400;
  color: var(--accent-navy);
  line-height: 1.15;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

h2.section-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 500;
  color: var(--ink-primary);
  margin-top: 70px;
  margin-bottom: 35px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  gap: 12px;
}

.lead-text {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 300;
  color: var(--ink-secondary);
  margin-bottom: 50px;
  max-width: 820px;
  line-height: 1.6;
}

/* Sophisticated highlighter effect */
.highlight {
  border-bottom: 2px solid var(--accent-rust);
  font-weight: 500;
  color: var(--ink-primary);
}

/* Paper Grid Layout for Project Cards */
.sketchbook-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
  margin-bottom: 50px;
}

/* Base Card Style (Elegant Stationery / Placard Note) */
.sketch-card {
  background-color: var(--bg-paper);
  border: 1px solid var(--border-color);
  border-radius: 3px;
  padding: 24px;
  text-decoration: none;
  color: var(--ink-primary);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
              box-shadow 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              border-color 0.3s ease;
  position: relative;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.015);
}

.sketch-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.05);
  border-color: rgba(0, 0, 0, 0.18);
}

.card-label {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 12px;
  display: inline-block;
  padding: 2px 8px;
  border-radius: 2px;
  width: fit-content;
}

.label-navy   { background-color: var(--tint-navy); color: var(--accent-navy); }
.label-rust   { background-color: var(--tint-rust); color: var(--accent-rust); }
.label-sage   { background-color: var(--tint-sage); color: var(--accent-sage); }
.label-slate  { background-color: var(--tint-slate); color: var(--accent-slate); }
.label-plum   { background-color: var(--tint-plum); color: var(--accent-plum); }

.card-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--ink-primary);
  line-height: 1.3;
}

.card-body {
  font-size: 0.9rem;
  color: var(--ink-secondary);
  font-weight: 300;
  line-height: 1.6;
  flex-grow: 1;
}

.card-footer {
  margin-top: 20px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent-navy);
  display: flex;
  align-items: center;
  gap: 4px;
  border-top: 1px solid rgba(0,0,0,0.04);
  padding-top: 12px;
}

.card-footer::after {
  content: ' ➔';
  transition: transform 0.2s ease;
}

.sketch-card:hover .card-footer::after {
  transform: translateX(3px);
}

/* Florentin's Arcade Corner - Elegant Muted Framed Style */
.arcade-container {
  background-color: var(--tint-sage);
  border: 1px solid rgba(83, 107, 92, 0.18);
  border-radius: 4px;
  padding: 40px;
  margin-bottom: 60px;
  position: relative;
}

.arcade-badge {
  position: absolute;
  top: 15px;
  right: 20px;
  font-family: var(--font-serif);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent-sage);
  border: 1px solid var(--accent-sage);
  padding: 3px 10px;
  border-radius: 20px;
}

/* Elegant callout for Professional Portfolio */
.portfolio-callout {
  display: flex;
  background-color: var(--tint-navy);
  border: 1px solid rgba(42, 61, 82, 0.12);
  padding: 30px;
  border-radius: 4px;
  align-items: center;
  gap: 30px;
  margin-bottom: 60px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.01);
}

.portfolio-callout-icon {
  font-size: 2.2rem;
  color: var(--accent-navy);
}

.portfolio-callout-content {
  flex-grow: 1;
}

.portfolio-callout-title {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 500;
  color: var(--accent-navy);
  margin-bottom: 4px;
}

.portfolio-callout-text {
  font-size: 0.92rem;
  color: var(--ink-secondary);
  font-weight: 300;
}

.portfolio-callout-btn {
  background-color: var(--accent-navy);
  color: #fff;
  padding: 10px 24px;
  border-radius: 3px;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: background-color 0.2s ease, transform 0.2s ease;
  box-shadow: 0 3px 6px rgba(42, 61, 82, 0.15);
}

.portfolio-callout-btn:hover {
  background-color: var(--ink-primary);
  transform: translateY(-1px);
}

/* Elegant horizontal layout separator */
.hand-divider {
  border: none;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  margin: 60px 0;
}

/* Clean academic footer layout */
.notebook-footer {
  margin-top: 60px;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  align-items: flex-start;
  padding-bottom: 20px;
}

.footer-scrap {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--ink-secondary);
  line-height: 1.6;
  font-style: italic;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links h4 {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--ink-secondary);
  margin-bottom: 8px;
}

.footer-links a {
  color: var(--accent-navy);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 400;
  display: inline-block;
  width: fit-content;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--accent-rust);
  text-decoration: underline;
}

.legal-box {
  margin-top: 60px;
  padding-top: 24px;
  border-top: 1px solid rgba(0,0,0,0.06);
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: #777;
  font-family: var(--font-sans);
  font-weight: 300;
}

.legal-box a {
  color: #666;
  text-decoration: none;
  margin-left: 20px;
}

.legal-box a:hover {
  text-decoration: underline;
  color: var(--ink-primary);
}

/* Responsiveness adjustments */
@media (max-width: 900px) {
  body {
    padding: 20px 10px;
  }
  .notebook-page {
    padding: 40px 30px;
    border-radius: 4px;
  }
  .page-tabs {
    display: none; /* Hide side tabs on mobile */
  }
  h1.academic-header {
    font-size: 2.5rem;
  }
  .sketchbook-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .notebook-footer {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}