/* ============================================================
   TOKENS  —  cabin-in-the-woods × engineering precision
   ============================================================
   #164A41  deep forest   — text, nav, strong anchors
   #4D774E  moss green    — accents, interactive, secondary text
   #9DC88D  sage light    — tags, subtle fills, tip highlights
   #F4F1E8  warm cream    — primary background (no texture, stay clean)
   #D1B284  golden tan    — warm highlights, dates, meta
   ============================================================ */
:root {
  --clr-forest:      #164A41;
  --clr-moss:        #4D774E;
  --clr-sage:        #9DC88D;
  --clr-cream:       #F4F1E8;
  --clr-tan:         #D1B284;

  /* Semantic roles */
  --clr-bg:          #F4F1E8;
  --clr-surface:     #FAFCF6;   /* card face — very slightly green-cool white */
  --clr-surface-2:   #EDE9DA;   /* nested fill — warmer parchment */
  --clr-border:      rgba(22, 74, 65, 0.13);
  --clr-border-hi:   rgba(22, 74, 65, 0.32);
  --clr-accent:      #4D774E;
  --clr-accent-deep: #164A41;
  --clr-text:        #164A41;
  --clr-text-mid:    #4D774E;
  --clr-text-dim:    rgba(22, 74, 65, 0.45);
  --clr-tan-dim:     #B89668;

  --font-sans: 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'Space Mono', 'Courier New', monospace;

  --space-1: 4px;  --space-2: 8px;   --space-3: 12px; --space-4: 16px;
  --space-5: 24px; --space-6: 32px;  --space-7: 48px; --space-8: 64px;
  --space-9: 96px; --space-10: 128px;

  --max-w: 1100px;
  --nav-h:  60px;

  /* Subtle card shadow — green-tinted */
  --shadow-card: 0 1px 3px rgba(22,74,65,0.07), 0 4px 16px rgba(22,74,65,0.05);
  --shadow-card-hover: 0 2px 8px rgba(22,74,65,0.12), 0 8px 28px rgba(22,74,65,0.08);
}

/* ============================================================
   RESET
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
  background-color: var(--clr-bg);
  background-image:
    linear-gradient(rgba(77, 119, 78, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77, 119, 78, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  background-attachment: fixed;
  color: var(--clr-text);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { display: block; max-width: 100%; }

/* ============================================================
   UTILITIES
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-5);
  position: relative;
  z-index: 1;
}

.mono { font-family: var(--font-mono); }

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal-ready {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.revealed { opacity: 1; transform: translateY(0); }

/* ============================================================
   NAV  — anchored in deep forest green
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  background: var(--clr-forest);
  border-bottom: 1px solid rgba(157, 200, 141, 0.15);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.nav-logo {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.06em;
  color: var(--clr-sage);
  z-index: 101;
}

.nav-links { display: flex; gap: var(--space-6); }

.nav-link {
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(244, 241, 232, 0.65);
  transition: color 0.2s;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--clr-sage);
  transition: width 0.22s;
}

.nav-link:hover { color: var(--clr-cream); }
.nav-link.active { color: var(--clr-sage); }
.nav-link:hover::after,
.nav-link.active::after { width: 100%; }

/* Social icon links (home page only) */
.nav-social {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-left: var(--space-5);
  margin-left: var(--space-3);
  border-left: 1px solid rgba(157, 200, 141, 0.2);
}
.nav-social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(244, 241, 232, 0.5);
  transition: color 0.2s;
}
.nav-social-link svg { width: 17px; height: 17px; display: block; }
.nav-social-link:hover { color: var(--clr-sage); }

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px; height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 101;
}

.nav-toggle span {
  display: block;
  width: 100%; height: 1.5px;
  background: var(--clr-cream);
  transition: transform 0.25s, opacity 0.25s, width 0.25s;
  transform-origin: center;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; width: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  overflow: hidden;
  background: var(--clr-cream);
}

/* Very subtle blueprint grid on cream — engineering precision layer */
.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(77, 119, 78, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77, 119, 78, 0.07) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

.hero-grid-overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 90% 90% at 50% 50%, transparent 10%, var(--clr-cream) 100%);
}

/* ── Hero plants ─────────────────────────────────────────── */
.hero-plants {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}

.plant-left-wrap,
.plant-right-wrap {
  position: absolute;
  bottom: -20px;
  width: 340px;
  transition: transform 0.08s linear;
  will-change: transform;
}

.plant-left-wrap  { left: -20px;  transform-origin: bottom left; }
.plant-right-wrap { right: -20px; transform-origin: bottom right; }

.plant-left-wrap svg,
.plant-right-wrap svg { width: 100%; height: auto; display: block; }

/* Floating bg leaf accents */
.bg-leaf {
  position: absolute;
  pointer-events: none;
  will-change: transform;
}

/* ── Robot arm ───────────────────────────────────────────── */
.robot-arm-wrap {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 420px;
  pointer-events: none;
  z-index: 1;
}

.robot-arm-svg { width: 100%; height: auto; display: block; }

/* ── Circuit traces ──────────────────────────────────────── */
.circuit-traces {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 540px;
  pointer-events: none;
  z-index: 0;
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding-top: var(--space-10);
  padding-bottom: var(--space-10);
  display: flex;
  align-items: flex-start;
  gap: var(--space-8);
}

.hero-text { flex: 1; min-width: 0; }

.hero-photo-wrap {
  flex-shrink: 0;
  padding: 0 14px 14px 0; /* clearance for the offset shadow frame */
}

.hero-photo {
  position: relative;
  width: 500px;
  height: 500px;
  border-radius: 6px;
  border: 2.5px solid var(--clr-forest);
  overflow: hidden;
  background: var(--clr-surface-2);
  box-shadow: 10px 10px 0 0 var(--clr-tan);
}

.hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.hero-photo-initials {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--clr-forest);
  opacity: 0.18;
  pointer-events: none;
  letter-spacing: 0.06em;
}

.hero-label {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.label-line { display: block; width: 32px; height: 1px; background: var(--clr-moss); }

.label-text {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--clr-moss);
}

.hero-name {
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 700;
  line-height: 0.93;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-5);
}

.name-first { display: block; color: var(--clr-forest); }

/* Outlined "Habicht" — dark stroke on cream = botanical illustration feel */
.name-last {
  display: block;
  color: transparent;
  -webkit-text-stroke: 2px var(--clr-moss);
}

.hero-tagline {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: var(--clr-text-mid);
  max-width: 500px;
  margin-bottom: var(--space-7);
  line-height: 1.65;
}

/* Buttons */
.hero-cta { display: flex; gap: var(--space-4); margin-bottom: var(--space-9); flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 12px 28px;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: 2px;
  transition: all 0.2s;
  cursor: pointer;
}

.btn-primary {
  background: var(--clr-forest);
  color: var(--clr-cream);
  border: 1.5px solid var(--clr-forest);
}
.btn-primary:hover { background: var(--clr-moss); border-color: var(--clr-moss); }

.btn-ghost {
  background: transparent;
  color: var(--clr-forest);
  border: 1.5px solid var(--clr-border-hi);
}
.btn-ghost:hover { border-color: var(--clr-forest); }

/* Hero meta */
.hero-meta {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--clr-border);
  flex-wrap: wrap;
}

.meta-item { display: flex; flex-direction: column; gap: 2px; }

.meta-value {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--clr-tan);
}

.meta-label { font-size: 0.72rem; color: var(--clr-text-dim); letter-spacing: 0.05em; }

.meta-divider { width: 1px; height: 34px; background: var(--clr-border); }

/* ============================================================
   SECTION HEADERS
   ============================================================ */
.section-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.section-index {
  font-size: 0.72rem;
  color: var(--clr-moss);
  letter-spacing: 0.12em;
  white-space: nowrap;
}

.section-leaf {
  width: 14px; height: 20px;
  color: var(--clr-moss);
  opacity: 0.7;
  flex-shrink: 0;
}

.section-title { font-size: 1.4rem; font-weight: 700; letter-spacing: -0.02em; color: var(--clr-forest); }

.section-rule { flex: 1; height: 1px; background: var(--clr-border); }

/* ============================================================
   PAGE HERO  (inner pages)
   ============================================================ */
.page-hero {
  padding-top: calc(var(--nav-h) + var(--space-9));
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--clr-border);
  position: relative;
  overflow: hidden;
  background: var(--clr-cream);
}

.page-hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(77, 119, 78, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77, 119, 78, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

.page-hero-grid::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 30%, var(--clr-cream) 100%);
}

/* Corner fern on inner pages */
.page-fern {
  position: absolute;
  bottom: -10px;
  pointer-events: none;
  opacity: 0.55;
}

.page-fern-right { right: -10px; }
.page-fern-left  { left: -10px; transform: scaleX(-1); transform-origin: center; }

.page-hero-inner { position: relative; z-index: 1; }

.page-label { display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-4); }

.page-title {
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.02;
  margin-bottom: var(--space-4);
  color: var(--clr-forest);
}

.page-subtitle { font-size: 1rem; color: var(--clr-text-mid); max-width: 460px; line-height: 1.65; }

/* ============================================================
   ABOUT
   ============================================================ */
.about {
  padding: var(--space-10) 0;
  border-top: 1px solid var(--clr-border);
  position: relative;
  overflow: hidden;
}

.about > .container { position: relative; z-index: 1; }

/* About section — interior decorations (inside about-grid) */
.about-circuit,
.about-ivy-vine {
  position: absolute;
  top: 0;
  width: 55%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}
.about-circuit  { left: 0; }
.about-ivy-vine { right: 0; }
.about-circuit > svg,
.about-ivy-vine > svg { width: 100%; height: 100%; display: block; }

@keyframes leaf-sway {
  0%, 100% { transform: translateY(0px)   rotate(var(--r, 0deg)); }
  33%       { transform: translateY(-8px)  rotate(calc(var(--r, 0deg) + 2deg)); }
  66%       { transform: translateY(-4px)  rotate(calc(var(--r, 0deg) - 1.5deg)); }
}

.float-leaf {
  position: absolute;
  pointer-events: none;
  animation: leaf-sway var(--dur, 6s) ease-in-out infinite;
  animation-delay: var(--delay, 0s);
  z-index: 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 330px;
  gap: var(--space-8);
  align-items: start;
  position: relative;
  z-index: 1;
  background: rgba(250, 252, 246, 0.94);
  border: 1px solid var(--clr-border);
  border-radius: 4px;
  padding: var(--space-6) var(--space-7);
  box-shadow: 0 2px 24px rgba(22, 74, 65, 0.06);
  overflow: hidden;
}

.about-grid::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-forest) 0%, var(--clr-moss) 55%, transparent 100%);
  z-index: 2;
}


.about-photo-wrap { margin-bottom: var(--space-5); display: none; }

.about-photo {
  width: 352px; height: 352px;
  border: 3px solid var(--clr-border-hi);
  overflow: hidden;
  position: relative;
  background: var(--clr-surface-2);
}

.about-photo img { width: 100%; height: 100%; object-fit: cover; }

.photo-initials {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 1.6rem; font-weight: 700;
  color: var(--clr-moss);
  opacity: 0.5;
}

.bio-lead {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--clr-forest);
  line-height: 1.55;
  margin-bottom: var(--space-5);
}

.bio-body {
  font-size: 0.975rem;
  color: var(--clr-text-mid);
  line-height: 1.8;
  margin-bottom: var(--space-4);
}

/* Sidebar */
.about-sidebar { display: flex; flex-direction: column; gap: var(--space-4); }

.sidebar-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  padding: var(--space-5);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

/* Leaf watermark in corner */
.sidebar-card::after {
  content: '';
  position: absolute;
  bottom: -8px; right: -8px;
  width: 36px; height: 54px;
  background: var(--clr-sage);
  opacity: 0.18;
  border-radius: 100% 0 0 0;
  transform: rotate(15deg);
}

.card-title {
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clr-moss);
  margin-bottom: var(--space-3);
  font-family: var(--font-mono);
}

.card-entry { display: flex; flex-direction: column; gap: 3px; }

.entry-name { font-size: 0.9rem; font-weight: 700; color: var(--clr-forest); }
.entry-detail { font-size: 0.825rem; color: var(--clr-text-mid); }

.entry-year {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--clr-tan-dim);
  margin-top: 2px;
}

/* Tags */
.tag-list { display: flex; flex-wrap: wrap; gap: var(--space-2); }

.tag {
  font-size: 0.72rem;
  padding: 4px 10px;
  background: rgba(157, 200, 141, 0.22);
  border: 1px solid rgba(77, 119, 78, 0.22);
  color: var(--clr-forest);
  letter-spacing: 0.03em;
  font-weight: 500;
}

/* Contact link */
.contact-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  background: var(--clr-forest);
  border: 1.5px solid var(--clr-forest);
  color: var(--clr-cream);
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: var(--shadow-card);
  transition: all 0.2s;
}

.contact-link:hover { background: var(--clr-moss); border-color: var(--clr-moss); }
.contact-arrow { font-size: 1.1rem; transition: transform 0.2s; }
.contact-link:hover .contact-arrow { transform: translateX(4px); }

/* ============================================================
   QUICK NAV
   ============================================================ */
.quick-nav { padding: var(--space-9) 0; border-top: 1px solid var(--clr-border); }

.qnav-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }

.qnav-card {
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: var(--space-2);
  padding: var(--space-6);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-card);
  transition: background 0.25s, border-color 0.25s, box-shadow 0.25s, color 0.25s;
  position: relative;
  overflow: hidden;
}

/* Top accent rule */
.qnav-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2.5px;
  background: var(--clr-moss);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.28s;
}

/* Leaf spring in corner */
.qnav-card::after {
  content: '';
  position: absolute;
  bottom: 14px; right: 14px;
  width: 22px; height: 34px;
  background: var(--clr-sage);
  border-radius: 100% 0 100% 0;
  transform: scale(0) rotate(-25deg);
  transform-origin: bottom right;
  opacity: 0.6;
  transition: transform 0.32s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Full invert to deep forest on hover */
.qnav-card:hover {
  background: var(--clr-forest);
  border-color: var(--clr-forest);
  box-shadow: var(--shadow-card-hover);
}

.qnav-card:hover .qnav-index { color: var(--clr-sage); }
.qnav-card:hover .qnav-title { color: var(--clr-cream); }
.qnav-card:hover .qnav-desc  { color: rgba(244,241,232,0.6); }
.qnav-card:hover .qnav-arrow { color: var(--clr-sage); transform: translateX(4px); }

.qnav-card:hover::before { transform: scaleX(1); background: var(--clr-sage); }
.qnav-card:hover::after  { transform: scale(1) rotate(-25deg); opacity: 0.25; }

.qnav-index { font-size: 0.7rem; color: var(--clr-moss); letter-spacing: 0.12em; font-family: var(--font-mono); }
.qnav-title { font-size: 1.1rem; font-weight: 700; color: var(--clr-forest); }
.qnav-desc  { font-size: 0.82rem; color: var(--clr-text-dim); line-height: 1.55; padding-top: var(--space-1); }

.qnav-arrow {
  font-size: 1.1rem;
  color: var(--clr-text-mid);
  margin-top: var(--space-5);
  transition: all 0.2s;
}

/* ============================================================
   EXPERIENCE TIMELINE
   ============================================================ */
.experience-section { padding: var(--space-9) 0 var(--space-10); position: relative; overflow: hidden; }

.timeline { position: relative; display: flex; flex-direction: column; }

/* Vine-like gradient line */
.timeline::before {
  content: '';
  position: absolute;
  left: 11px; top: 6px; bottom: 6px;
  width: 1.5px;
  background: linear-gradient(to bottom, var(--clr-forest), var(--clr-moss), var(--clr-sage));
}

.timeline-item {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: var(--space-5);
  padding-bottom: var(--space-7);
  position: relative;
}

.timeline-item:last-child { padding-bottom: 0; }

.timeline-dot {
  width: 23px; height: 23px;
  border-radius: 50%;
  background: var(--clr-cream);
  border: 1.5px solid var(--clr-border-hi);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  margin-top: 4px;
  z-index: 1;
}

.timeline-dot-inner {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--clr-sage);
}

.timeline-item.featured .timeline-dot { border-color: var(--clr-moss); background: rgba(77,119,78,0.08); }
.timeline-item.featured .timeline-dot-inner { background: var(--clr-moss); }

.timeline-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  padding: var(--space-5) var(--space-6);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
}

/* Left-border accent on featured */
.timeline-item.featured .timeline-card { border-left: 3px solid var(--clr-moss); }

/* Leaf in corner on hover */
.timeline-card::after {
  content: '';
  position: absolute;
  top: 10px; right: 10px;
  width: 16px; height: 24px;
  background: var(--clr-sage);
  border-radius: 100% 0 100% 0;
  opacity: 0;
  transform: scale(0) rotate(-30deg);
  transform-origin: top right;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.25s;
}

.timeline-card:hover { border-color: var(--clr-border-hi); box-shadow: var(--shadow-card-hover); }
.timeline-card:hover::after { opacity: 0.55; transform: scale(1) rotate(-30deg); }

/* Image slots */
.timeline-img {
  width: 100%; max-height: 200px;
  object-fit: cover;
  border: 1px solid var(--clr-border);
  margin-bottom: var(--space-4);
}

.timeline-img-placeholder {
  width: 100%; height: 110px;
  background: var(--clr-surface-2);
  border: 1px dashed var(--clr-border-hi);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--clr-text-dim);
  margin-bottom: var(--space-4);
  letter-spacing: 0.05em;
}

.timeline-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}

.timeline-company { font-size: 1rem; font-weight: 700; color: var(--clr-forest); }
.timeline-role    { font-size: 0.875rem; color: var(--clr-moss); font-weight: 600; margin-top: 2px; }

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--clr-tan-dim);
  white-space: nowrap;
  padding-top: 4px;
}

.timeline-type {
  display: inline-block;
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-moss);
  border: 1px solid var(--clr-border-hi);
  padding: 2px 8px;
  margin-bottom: var(--space-3);
  font-family: var(--font-mono);
  background: rgba(157, 200, 141, 0.1);
}

.timeline-desc {
  font-size: 0.9rem;
  color: var(--clr-text-mid);
  line-height: 1.75;
  margin-bottom: var(--space-4);
}

.timeline-bullets { display: flex; flex-direction: column; gap: var(--space-2); }

.timeline-bullet {
  display: flex;
  gap: var(--space-3);
  font-size: 0.875rem;
  color: var(--clr-text-mid);
  line-height: 1.55;
}

.timeline-bullet::before {
  content: '—';
  color: var(--clr-moss);
  flex-shrink: 0;
  font-family: var(--font-mono);
}

/* ============================================================
   SKILLS
   ============================================================ */
.skills-section { padding: var(--space-9) 0 var(--space-10); position: relative; overflow: hidden; }
.skills-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }

.skill-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  padding: var(--space-6);
  display: flex; flex-direction: column; gap: var(--space-4);
  box-shadow: var(--shadow-card);
  position: relative; overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
}

/* Leaf sweep on hover */
.skill-card::before {
  content: '';
  position: absolute;
  bottom: -24px; right: -16px;
  width: 70px; height: 100px;
  background: var(--clr-sage);
  border-radius: 100% 0 0 0;
  opacity: 0;
  transform: scale(0.4);
  transform-origin: bottom right;
  transition: opacity 0.3s, transform 0.38s cubic-bezier(0.34, 1.2, 0.64, 1);
}

/* Bottom rule */
.skill-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(to right, var(--clr-forest), var(--clr-moss), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s;
}

.skill-card:hover { border-color: var(--clr-border-hi); box-shadow: var(--shadow-card-hover); }
.skill-card:hover::before { opacity: 0.22; transform: scale(1); }
.skill-card:hover::after  { transform: scaleX(1); }

.skill-icon { font-family: var(--font-mono); font-size: 0.68rem; color: var(--clr-moss); letter-spacing: 0.12em; }
.skill-name { font-size: 1rem; font-weight: 700; color: var(--clr-forest); }
.skill-desc { font-size: 0.82rem; color: var(--clr-text-mid); line-height: 1.65; }

.skill-tools { display: flex; flex-direction: column; gap: var(--space-2); margin-top: auto; }

.skill-tool {
  display: flex; align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.skill-tool-name { font-size: 0.78rem; color: var(--clr-text-mid); font-weight: 500; }

.skill-bar-track {
  flex: 1; height: 2px;
  background: rgba(22, 74, 65, 0.1);
  position: relative; overflow: hidden;
}

.skill-bar-fill {
  position: absolute;
  top: 0; left: 0; height: 100%;
  background: linear-gradient(to right, var(--clr-forest), var(--clr-moss));
  opacity: 0.75;
}

/* ============================================================
   HOBBIES
   ============================================================ */
.hobbies-section { padding: var(--space-9) 0 var(--space-10); position: relative; overflow: hidden; }
.hobbies-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }

.hobby-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-card);
  position: relative; overflow: hidden;
  transition: border-color 0.25s, box-shadow 0.25s;
}

/* Vine growing up left border on hover */
.hobby-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 0;
  background: linear-gradient(to bottom, var(--clr-forest), var(--clr-moss));
  transition: height 0.4s ease;
}

/* Leaf burst bottom-right */
.hobby-card::after {
  content: '';
  position: absolute;
  bottom: -12px; right: -12px;
  width: 64px; height: 64px;
  background: var(--clr-sage);
  border-radius: 100% 0 0 0;
  opacity: 0;
  transform: scale(0);
  transform-origin: bottom right;
  transition: opacity 0.3s, transform 0.38s cubic-bezier(0.34, 1.3, 0.64, 1);
}

.hobby-card:hover { border-color: var(--clr-border-hi); box-shadow: var(--shadow-card-hover); }
.hobby-card:hover::before { height: 100%; }
.hobby-card:hover::after  { opacity: 0.18; transform: scale(1); }

/* Hobby image */
.hobby-img {
  width: 100%; height: 200px;
  object-fit: cover; display: block;
  border-bottom: 1px solid var(--clr-border);
}

.hobby-img-placeholder {
  width: 100%; height: 160px;
  background: var(--clr-surface-2);
  border-bottom: 1px dashed var(--clr-border-hi);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--clr-text-dim);
  letter-spacing: 0.05em;
}

.hobby-body { padding: var(--space-6); }

.hobby-num {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--clr-text-dim);
  letter-spacing: 0.12em;
  margin-bottom: var(--space-3);
  display: block;
}

.hobby-name {
  font-size: 1.3rem; font-weight: 700;
  color: var(--clr-forest);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-3);
  line-height: 1.2;
}

.hobby-desc { font-size: 0.9rem; color: var(--clr-text-mid); line-height: 1.75; }
.hobby-tags { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-4); }

/* ============================================================
   BLOG POST
   ============================================================ */
.blog-meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}

.blog-date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--clr-tan-dim);
  letter-spacing: 0.06em;
}

.blog-read-time {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--clr-text-dim);
  letter-spacing: 0.04em;
}

.blog-tag {
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-moss);
  border: 1px solid var(--clr-border-hi);
  padding: 2px 8px;
  font-family: var(--font-mono);
  background: rgba(157, 200, 141, 0.1);
}

.blog-meta-divider { width: 1px; height: 14px; background: var(--clr-border); }

/* Long-form prose in blog posts — slightly more generous line spacing */
.blog-body .detail-p { line-height: 1.9; }

/* Code / command inline highlight */
.code-inline {
  font-family: var(--font-mono);
  font-size: 0.82em;
  background: rgba(22, 74, 65, 0.07);
  border: 1px solid var(--clr-border);
  padding: 1px 5px;
  border-radius: 2px;
  color: var(--clr-moss);
}

/* ============================================================
   INNER PAGE DECORATIVE ELEMENTS
   ============================================================ */

/* Experience — engineering blueprint schematic (left-side background) */
.exp-blueprint {
  position: absolute;
  left: 0; top: 0;
  height: 100%; width: 52%;
  pointer-events: none;
  z-index: 0;
}

/* Skills — circuit node/logic grid (right-side background) */
.skills-circuit {
  position: absolute;
  right: 0; bottom: 0;
  height: 90%; width: 58%;
  pointer-events: none;
  z-index: 0;
}

/* Hobbies — botanical leaf scatter (full section background) */
.hobbies-botanical {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* Blog — gear trace (right-side accent) */
.blog-gear-trace {
  position: absolute;
  right: 0; top: 0;
  height: 100%; width: 42%;
  pointer-events: none;
  z-index: 0;
}

/* Section corner ferns for content sections */
.section-fern {
  position: absolute;
  pointer-events: none;
  z-index: 0;
}
.section-fern-bl { bottom: 0; left:  -20px; width: 260px; height: 400px; }
.section-fern-br { bottom: 0; right: -20px; width: 260px; height: 400px; }
.section-fern-tl { top: 0;    left:  -20px; width: 220px; height: 340px; }
.section-fern-tr { top: 0;    right: -20px; width: 220px; height: 340px; }
.section-fern > svg { width: 100%; height: 100%; display: block; }

/* Ensure section containers sit above decorations */
.experience-section > .container,
.skills-section > .container,
.hobbies-section > .container {
  position: relative;
  z-index: 1;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: var(--clr-forest); padding: var(--space-6) 0; }

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer-logo { font-size: 1rem; font-weight: 700; color: var(--clr-sage); }
.footer-copy { font-size: 0.78rem; color: rgba(244,241,232,0.5); }

.footer-email {
  font-size: 0.78rem;
  font-family: var(--font-mono);
  color: rgba(244,241,232,0.65);
  transition: color 0.2s;
}
.footer-email:hover { color: var(--clr-sage); }

/* ============================================================
   RESPONSIVE — TABLET  ≤ 900px
   ============================================================ */
@media (max-width: 900px) {
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .qnav-grid   { grid-template-columns: repeat(2, 1fr); }
  .plant-left-wrap,
  .plant-right-wrap { width: 260px; }
  .robot-arm-wrap { width: 330px; }
  .circuit-traces { width: 400px; }
}

/* ============================================================
   RESPONSIVE — MOBILE  ≤ 768px
   ============================================================ */
@media (max-width: 768px) {
  /* Nav mobile */
  .nav-toggle { display: flex; }
  .nav-social { border-left: none; padding-left: 0; margin-left: 0; }

  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-h); left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--clr-forest);
    border-bottom: 1px solid rgba(157,200,141,0.2);
    padding: var(--space-3) var(--space-5);
  }

  .nav-links.open { display: flex; }

  .nav-link {
    padding: var(--space-3) 0;
    border-bottom: 1px solid rgba(157,200,141,0.1);
    font-size: 0.9rem;
  }
  .nav-link:last-child { border-bottom: none; }
  .nav-link::after { display: none; }

  /* Hero plants */
  .plant-left-wrap  { width: 190px; left: -50px; }
  .plant-right-wrap { width: 190px; right: -50px; }
  .robot-arm-wrap   { display: none; }
  .circuit-traces   { display: none; }

  .hero-inner { padding-top: var(--space-8); padding-bottom: var(--space-8); }
  .hero-photo-wrap { display: none; }
  .hero-meta  { gap: var(--space-4); }
  .about-photo-wrap { display: block; }
  .meta-divider { display: none; }

  /* Layouts */
  .about-grid   { grid-template-columns: 1fr; padding: var(--space-5); }
  .qnav-grid    { grid-template-columns: 1fr; }
  .hobbies-grid { grid-template-columns: 1fr; }
  .skills-grid  { grid-template-columns: 1fr; }

  /* Timeline */
  .timeline-card { padding: var(--space-4) var(--space-5); }
  .timeline-header { flex-direction: column; gap: var(--space-2); }

  /* Page hero */
  .page-hero { padding-top: calc(var(--nav-h) + var(--space-7)); padding-bottom: var(--space-6); }
  .page-fern { display: none; }

  /* Footer */
  .footer-inner { flex-direction: column; align-items: flex-start; gap: var(--space-2); }

  /* Inner-page corner ferns and floating leaves */
  .section-fern-bl, .section-fern-br { width: 160px; height: 240px; }
  .float-leaf { display: none; }
  /* About interior decorations — hide on narrow screens */
  .about-circuit, .about-ivy-vine { display: none; }
}

/* ============================================================
   RESPONSIVE — SMALL MOBILE  ≤ 480px
   ============================================================ */
@media (max-width: 480px) {
  .hero-cta { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .timeline-item { grid-template-columns: 20px 1fr; gap: var(--space-3); }
  .timeline::before { left: 9px; }
  .hobby-img { height: 140px; }
}

/* ============================================================
   LOGO IMAGE  (nav)
   ============================================================ */
.nav-logo { display: flex; align-items: center; }
.nav-logo-img { height: 34px; width: auto; display: block; }

/* Expand hint on skill / hobby index cards */
.skill-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
}

.skill-expand-hint,
.hobby-expand-hint {
  font-size: 0.68rem;
  font-family: var(--font-mono);
  color: var(--clr-moss);
  letter-spacing: 0.08em;
  opacity: 0;
  transition: opacity 0.2s, transform 0.2s;
  transform: translateX(-4px);
  white-space: nowrap;
  padding-top: 1px;
}

.skill-card:hover .skill-expand-hint,
.hobby-card:hover .hobby-expand-hint { opacity: 1; transform: translateX(0); }

/* ============================================================
   BREADCRUMB + BACK LINK
   ============================================================ */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-7);
  flex-wrap: wrap;
}

.bc-item {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--clr-text-dim);
  letter-spacing: 0.06em;
}

.bc-item a { color: var(--clr-moss); transition: color 0.2s; }
.bc-item a:hover { color: var(--clr-forest); }
.bc-sep { color: var(--clr-text-dim); font-size: 0.7rem; }
.bc-item.current { color: var(--clr-forest); font-weight: 600; }

/* ============================================================
   DETAIL PAGE LAYOUT
   ============================================================ */
.detail-body { padding: var(--space-9) 0 var(--space-10); }

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: var(--space-8);
  align-items: start;
  margin-bottom: var(--space-9);
}

.detail-lead {
  font-size: 1.12rem;
  font-weight: 500;
  color: var(--clr-forest);
  line-height: 1.65;
  margin-bottom: var(--space-6);
}

.detail-section { margin-bottom: var(--space-7); }

.detail-section-title {
  font-size: 0.68rem;
  font-family: var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clr-moss);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.detail-section-title::after { content: ''; flex: 1; height: 1px; background: var(--clr-border); }

.detail-p {
  font-size: 0.95rem;
  color: var(--clr-text-mid);
  line-height: 1.82;
  margin-bottom: var(--space-4);
}

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

/* Detail sidebar */
.detail-sidebar { display: flex; flex-direction: column; gap: var(--space-4); }

.tool-detail-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  padding: var(--space-4) var(--space-5);
  box-shadow: var(--shadow-card);
}

.tool-detail-name {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--clr-forest);
  margin-bottom: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.tool-detail-name::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--clr-moss);
  flex-shrink: 0;
}

.tool-detail-bar-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-2);
}

.tool-detail-bar { flex: 1; height: 3px; background: rgba(22,74,65,0.1); position: relative; overflow: hidden; }
.tool-detail-bar-fill { position: absolute; top: 0; left: 0; height: 100%; background: linear-gradient(to right, var(--clr-forest), var(--clr-moss)); }
.tool-detail-pct { font-family: var(--font-mono); font-size: 0.68rem; color: var(--clr-tan-dim); white-space: nowrap; }
.tool-detail-desc { font-size: 0.8rem; color: var(--clr-text-mid); line-height: 1.6; }

/* Callout */
.detail-callout {
  background: rgba(157, 200, 141, 0.12);
  border-left: 3px solid var(--clr-moss);
  padding: var(--space-4) var(--space-5);
  margin: var(--space-5) 0;
}

.detail-callout p { font-size: 0.9rem; color: var(--clr-forest); line-height: 1.65; font-style: italic; }

/* Used-at sidebar card */
.used-at-card {
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  padding: var(--space-4) var(--space-5);
}

.used-at-title {
  font-size: 0.68rem;
  font-family: var(--font-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-moss);
  margin-bottom: var(--space-3);
}

.used-at-item {
  font-size: 0.82rem;
  color: var(--clr-text-mid);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.used-at-item:last-child { border-bottom: none; }
.used-at-item::before { content: '→'; color: var(--clr-moss); font-size: 0.75rem; }

/* ============================================================
   GALLERY
   ============================================================ */
.gallery-section { margin-bottom: var(--space-9); }

.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }

.gallery-item { display: flex; flex-direction: column; gap: var(--space-2); }

.gallery-img-full {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  border: 1px solid var(--clr-border);
}

.gallery-placeholder {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: var(--clr-surface-2);
  border: 1px dashed var(--clr-border-hi);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--clr-text-dim);
  letter-spacing: 0.04em;
  text-align: center;
  padding: var(--space-3);
  line-height: 1.5;
}

.gallery-caption { font-size: 0.72rem; color: var(--clr-text-dim); font-family: var(--font-mono); letter-spacing: 0.04em; }

/* ============================================================
   SUB-NAV  (bottom of detail pages)
   ============================================================ */
.sub-nav { padding-top: var(--space-9); border-top: 1px solid var(--clr-border); }

.sub-nav-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--space-3); }
.sub-nav-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-3); }

.sub-nav-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3) var(--space-4);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-card);
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
}

.sub-nav-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--clr-moss);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.22s;
}

.sub-nav-card:hover { border-color: var(--clr-border-hi); box-shadow: var(--shadow-card-hover); }
.sub-nav-card:hover::before { transform: scaleX(1); }

.sub-nav-card.active-page { border-color: var(--clr-moss); background: rgba(77,119,78,0.06); }
.sub-nav-card.active-page::before { transform: scaleX(1); }

.sub-nav-num { font-size: 0.6rem; font-family: var(--font-mono); color: var(--clr-moss); letter-spacing: 0.1em; }
.sub-nav-name { font-size: 0.78rem; font-weight: 600; color: var(--clr-forest); line-height: 1.3; }

/* ============================================================
   DETAIL PAGE RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .sub-nav-grid { grid-template-columns: repeat(3, 1fr); }
  .sub-nav-grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .detail-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .sub-nav-grid { grid-template-columns: repeat(2, 1fr); }
  .sub-nav-grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .gallery-grid { grid-template-columns: 1fr; }
}