/* ===== CRAFTLY PORTFOLIO — CASE STUDY PAGE ===== */

:root {
  --charcoal: #2B2B2B;
  --charcoal-light: #3D3D3D;
  --charcoal-muted: #5C5C5C;
  --parchment: #F7F3E9;
  --parchment-dark: #EDE8D9;
  --sienna: #C67D4E;
  --sienna-light: #D4976A;
  --sienna-dark: #A66A3C;
  --white: #ffffff;
  --cream-text: rgba(255,255,255,0.7);
  --dark-text: #2B2B2B;
  --muted-text: #8A8A8A;
  --border: rgba(255,255,255,0.12);
  --border-parchment: rgba(43,43,43,0.15);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--charcoal);
  color: var(--parchment);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Nav */
nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 24px 48px;
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(43,43,43,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--parchment);
  letter-spacing: -0.3px;
  text-decoration: none;
}
.logo span { color: var(--sienna); }
.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a { text-decoration: none; color: var(--cream-text); font-size: 0.9rem; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--parchment); }
.nav-cta {
  background: var(--sienna); color: white; padding: 10px 24px;
  border-radius: 6px; text-decoration: none; font-weight: 600; font-size: 0.9rem;
  transition: background 0.2s;
}
.nav-cta:hover { background: var(--sienna-dark); }

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 0 48px 80px;
  position: relative;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    linear-gradient(160deg, rgba(198,125,78,0.12) 0%, transparent 50%),
    linear-gradient(200deg, rgba(43,43,43,0.5) 0%, transparent 60%);
}
.hero-content {
  position: relative; z-index: 1;
  max-width: 900px;
}
.hero-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.8rem; font-weight: 600; text-transform: uppercase; letter-spacing: 2px;
  color: var(--sienna); margin-bottom: 24px;
}
.hero-label::before { content: ''; display: block; width: 24px; height: 2px; background: var(--sienna); }
.hero h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(3rem, 8vw, 6.5rem);
  font-weight: 700;
  line-height: 1.0;
  letter-spacing: -2px;
  color: var(--parchment);
  margin-bottom: 28px;
}
.hero h1 em {
  font-style: normal;
  color: var(--sienna);
}
.hero-meta {
  display: flex; gap: 40px; flex-wrap: wrap; margin-top: 40px;
}
.hero-meta-item { border-left: 2px solid var(--sienna); padding-left: 16px; }
.hero-meta-item .meta-label { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 1.5px; color: var(--muted-text); margin-bottom: 4px; }
.hero-meta-item .meta-value { font-size: 0.95rem; font-weight: 600; color: var(--parchment); }
.hero-scroll-hint {
  position: absolute; bottom: 40px; right: 48px;
  display: flex; align-items: center; gap: 8px;
  color: var(--muted-text); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 1px;
  animation: bounce 2s ease-in-out infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

/* Sections */
.section {
  padding: 100px 48px;
}
.section-alt { background: var(--charcoal-light); }
.section-dark { background: #1E1E1E; }

.section-header { margin-bottom: 56px; max-width: 640px; }
.section-label {
  font-size: 0.75rem; text-transform: uppercase; letter-spacing: 2px;
  color: var(--sienna); font-weight: 700; margin-bottom: 14px;
  display: flex; align-items: center; gap: 10px;
}
.section-label::before { content: ''; display: block; width: 20px; height: 2px; background: var(--sienna); }
.section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700; line-height: 1.15;
  letter-spacing: -1px; color: var(--parchment);
}
.section-title em { font-style: normal; color: var(--sienna); }

/* Challenge */
.challenge-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start;
}
.challenge-text { font-size: 1.15rem; line-height: 1.75; color: rgba(247,243,233,0.8); }
.challenge-text p + p { margin-top: 20px; }
.challenge-aside { border-left: 2px solid var(--sienna); padding-left: 32px; }
.challenge-quote {
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem; line-height: 1.4; color: var(--parchment);
  font-style: italic; margin-bottom: 24px;
}
.challenge-quote::before { content: '\u201C'; display: block; font-size: 4rem; color: var(--sienna); line-height: 0.8; margin-bottom: 12px; }
.quote-attribution { font-size: 0.85rem; color: var(--muted-text); }
.quote-attribution strong { display: block; color: var(--parchment); font-size: 0.95rem; margin-bottom: 2px; }

/* Approach */
.approach-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; }
.approach-step {
  background: var(--charcoal-light); padding: 40px 32px;
  position: relative; overflow: hidden;
  transition: background 0.3s;
}
.approach-step:hover { background: #444; }
.approach-step::before {
  content: attr(data-num);
  position: absolute; top: -10px; right: 20px;
  font-family: 'Playfair Display', serif; font-size: 6rem; font-weight: 700;
  color: rgba(198,125,78,0.08); line-height: 1;
  pointer-events: none;
}
.step-icon { font-size: 2rem; margin-bottom: 20px; display: block; }
.step-title { font-size: 1.1rem; font-weight: 700; color: var(--parchment); margin-bottom: 12px; }
.step-desc { font-size: 0.9rem; color: rgba(247,243,233,0.6); line-height: 1.65; }

/* Outcome */
.outcome-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 16px; overflow: hidden;
}
.outcome-card { background: var(--charcoal-light); padding: 40px 32px; text-align: center; }
.outcome-number {
  font-family: 'Playfair Display', serif;
  font-size: 3.5rem; font-weight: 700; color: var(--sienna); line-height: 1;
  margin-bottom: 8px;
}
.outcome-label { font-size: 0.85rem; color: var(--muted-text); text-transform: uppercase; letter-spacing: 1px; }

/* Tech Stack */
.tech-grid { display: flex; flex-wrap: wrap; gap: 12px; }
.tech-tag {
  background: rgba(198,125,78,0.12); border: 1px solid rgba(198,125,78,0.25);
  color: var(--sienna-light); padding: 10px 20px;
  border-radius: 100px; font-size: 0.85rem; font-weight: 600;
  letter-spacing: 0.5px;
  transition: all 0.2s;
}
.tech-tag:hover {
  background: rgba(198,125,78,0.2); border-color: var(--sienna);
  transform: translateY(-2px);
}

/* Project Navigation */
.project-nav {
  padding: 60px 48px;
  border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
}
.project-nav-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 2px; color: var(--muted-text); margin-bottom: 8px; }
.project-nav a { text-decoration: none; }
.project-nav-title { font-family: 'Playfair Display', serif; font-size: 1.3rem; color: var(--parchment); font-weight: 700; transition: color 0.2s; }
.project-nav a:hover .project-nav-title { color: var(--sienna); }

/* Footer */
footer { background: #1A1A1A; padding: 40px 48px 24px; border-top: 1px solid var(--border); }
.footer-inner { display: flex; justify-content: space-between; align-items: center; }
.footer-brand .logo { font-family: 'Playfair Display', serif; font-size: 1.2rem; font-weight: 700; color: var(--parchment); text-decoration: none; }
.footer-brand .logo span { color: var(--sienna); }
.footer-brand p { color: var(--muted-text); font-size: 0.82rem; margin-top: 6px; }
.footer-links { display: flex; gap: 24px; }
.footer-links a { color: var(--cream-text); text-decoration: none; font-size: 0.85rem; transition: color 0.2s; }
.footer-links a:hover { color: var(--parchment); }
.footer-copy { color: var(--muted-text); font-size: 0.78rem; margin-top: 20px; border-top: 1px solid var(--border); padding-top: 20px; }

/* Responsive */
@media (max-width: 1024px) {
  nav { padding: 20px 32px; }
  .section { padding: 80px 32px; }
  .challenge-grid { grid-template-columns: 1fr; gap: 48px; }
  .outcome-grid { grid-template-columns: repeat(2, 1fr); }
  .approach-steps { grid-template-columns: 1fr; gap: 2px; }
  .hero { padding: 0 32px 60px; }
  .hero-scroll-hint { display: none; }
  .project-nav { padding: 40px 32px; }
  footer { padding: 32px; }
  .footer-inner { flex-wrap: wrap; gap: 16px; }
}
@media (max-width: 768px) {
  nav { padding: 16px 24px; }
  .nav-links { display: none; }
  .section { padding: 60px 24px; }
  .hero { padding: 0 24px 48px; }
  .hero h1 { letter-spacing: -1px; }
  .hero-meta { gap: 24px; }
  .section-title { font-size: 2rem; }
  .outcome-grid { grid-template-columns: 1fr 1fr; }
  .approach-step { padding: 28px 24px; }
  .challenge-aside { border-left: none; border-top: 2px solid var(--sienna); padding-left: 0; padding-top: 24px; }
  .project-nav { padding: 32px 24px; flex-direction: column; gap: 16px; align-items: flex-start; }
  footer { padding: 24px; }
}