:root{
  --paper:#fbfaf6;
  --grid-fine: rgba(76,101,130,0.12);
  --grid-bold: rgba(76,101,130,0.24);
  --ink:#21181b;
  --graphite:#5c6773;
  --accent:#cd5f2a;
  --accent-soft:#d8ae8b;
  --panel: rgba(255,255,255,0.4);
  --card-bg: rgba(255,255,255,0.4);
  --tooltip-bg: rgba(251,250,246,0.97);
  --shadow: rgba(30,42,56,0.08);
}

*{ box-sizing:border-box; }
html, body{ height:100%; margin:0; }
body{
  background-color:var(--paper);
  background-image:
    repeating-linear-gradient(0deg, var(--grid-bold) 0 1px, transparent 1px 56px),
    repeating-linear-gradient(90deg, var(--grid-bold) 0 1px, transparent 1px 56px),
    repeating-linear-gradient(0deg, var(--grid-fine) 0 1px, transparent 1px 14px),
    repeating-linear-gradient(90deg, var(--grid-fine) 0 1px, transparent 1px 14px);
  color:var(--ink);
  font-family:'Inter', sans-serif;
  overflow:hidden;
  transition: background-color .25s ease, color .25s ease;
}

/* ---------- dark mode palette ---------- */
/* Redefining the same custom properties means every rule below (which all
   read from var(--x)) repaints automatically — no duplicated selectors. */
body.dark-mode{
  --paper:#15161a;
  --ink:#eee9e1;
  --graphite:#9b968d;
  --accent:#e8834a;
  --accent-soft:#5a3c26;
  --grid-fine: rgba(230,226,216,0.05);
  --grid-bold: rgba(230,226,216,0.11);
  --panel: rgba(255,255,255,0.03);
  --card-bg: rgba(255,255,255,0.025);
  --tooltip-bg: rgba(24,25,29,0.98);
  --shadow: rgba(0,0,0,0.4);
}

a{ color:inherit; }

/* ---------- app shell ---------- */
.app{
  display:flex; flex-direction:column;
  height:100vh; height:100dvh;
  padding:14px;
}
.window{
  flex:1; min-height:0;
  display:flex; flex-direction:column;
  border:1px solid var(--grid-bold);
  background:var(--panel);
  backdrop-filter: blur(3px);
  box-shadow: 0 20px 50px var(--shadow);
}

/* ---------- titlebar ---------- */
.titlebar{
  flex:0 0 auto;
  display:flex; align-items:center; gap:16px;
  padding:0 20px;
  height:52px;
  border-bottom:1px solid var(--grid-bold);
  background-image: url('../images/bees_on_grass.png');
  background-repeat: repeat;
  background-position: center;
  image-rendering: pixelated;
}

body.dark-mode .titlebar{
  flex:0 0 auto;
  display:flex; align-items:center; gap:16px;
  padding:0 20px;
  height:52px;
  border-bottom:1px solid var(--grid-bold);
  background-image: url('../images/puzzles.png');
  background-repeat: repeat;
  background-position: center;
  image-rendering: pixelated;
}

.dots{ display:flex; gap:7px; }
.dots span{ width:10px; height:10px; border-radius:50%; display:inline-block; }
.dots span:nth-child(1){ background:#e5645b; }
.dots span:nth-child(2){ background:#e8b64f; }
.dots span:nth-child(3){ background:#5aa66a; }
.titlebar-name{
  font-family:'IBM Plex Mono', monospace;
  font-size:12.5px; letter-spacing:0.06em;
  color:var(--graphite);
}
.titlebar-name b{ color:var(--ink); }
.titlebar-status{
  margin-left:auto;
  display:flex; align-items:center; gap:7px;
  font-family:'IBM Plex Mono', monospace;
  font-size:11.5px; color:var(--ink);
  background:var(--accent-soft);
  padding:5px 10px;
  border:1px solid var(--grid-bold);
}
.titlebar-status .dot{
  width:6px; height:6px; border-radius:50%;
  background:#4a8b5c;
  box-shadow:0 0 0 3px rgba(74,139,92,0.18);
}
.titlebar-actions{ display:flex; gap:8px; }
.btn{
  font-family:'IBM Plex Mono', monospace;
  font-size:11.5px; letter-spacing:0.02em;
  text-decoration:none;
  padding:7px 12px;
  border:1px solid var(--ink);
  color:var(--ink);
  white-space:nowrap;
  background:var(--paper);
  transition: background .15s ease, color .15s ease, border-color .15s ease;
}
.btn:hover{ background:var(--ink); color:var(--paper); }
.btn.primary{ background:var(--ink); color:var(--paper); }
.btn.primary:hover{ background:var(--accent); border-color:var(--accent); color:var(--paper); }

/* small secondary button, used for the project "code" links */
.btn.ghost{
  padding:5px 9px;
  font-size:10.5px;
  border-color:var(--grid-bold);
  color:var(--graphite);
  background:transparent;
  display:inline-flex; align-items:center; gap:5px;
}
.btn.ghost:hover{ background:var(--ink); color:var(--paper); border-color:var(--ink); }
.btn.ghost svg{ width:11px; height:11px; fill:currentColor; }

/* ---------- body grid ---------- */
.body-grid{
  flex:1; min-height:0;
  display:grid;
  grid-template-columns: 300px 1fr;
}

/* ---------- sidebar ---------- */
.sidebar{
  border-right:1px solid var(--grid-bold);
  padding:22px 22px 16px;
  display:flex; flex-direction:column;
  gap:16px;
  min-height:0;
  overflow:hidden; /* intentionally not scrollable — content is sized to fit */
}
.eyebrow{
  font-family:'IBM Plex Mono', monospace;
  font-size:11px; letter-spacing:0.08em; color:var(--accent);
  margin:0 0 4px;
}
.eyebrow::before{ content:" "; }
h1{
  font-family:'Fraunces', serif; font-weight:600;
  font-size:clamp(24px, 2.6vw, 30px);
  line-height:1.05;
  margin:0 0 8px;
}
h1 em{ font-style:italic; font-weight:500; color:var(--graphite); display:block; font-size:0.62em; margin-top:4px;}
.about-text{
  font-size:12.5px; color:var(--graphite);
  line-height:1.5;
  margin:0;
}
.tags{ display:flex; flex-wrap:wrap; gap:6px; }
.tag{
  font-family:'IBM Plex Mono', monospace;
  font-size:10px; color:var(--graphite);
  border:1px solid var(--grid-bold);
  padding:3px 7px;
}
.divider{ height:1px; background:var(--grid-bold); border:none; margin:0; width:100%; flex:0 0 auto; }
.sidebar h4{
  font-family:'IBM Plex Mono', monospace;
  font-size:10px; letter-spacing:0.08em; text-transform:uppercase;
  color:var(--graphite); margin:0 0 6px;
}

.sidebar-scroll-block{
  min-height:0;
  display:flex; flex-direction:column;
  gap:14px;
  overflow:hidden;
}

.contact-list{ display:flex; flex-direction:column; gap:2px; }
.contact-list a{
  font-family:'Fraunces', serif; font-style:italic; font-weight:600;
  font-size:16px; text-decoration:none;
  padding:7px 0;
  border-bottom:1px solid var(--grid-fine);
  display:flex; align-items:center; justify-content:space-between;
  transition:color .15s ease, padding-left .15s ease;
}
.contact-list a span{
  font-family:'IBM Plex Mono', monospace; font-size:11px; opacity:0;
  transition:opacity .15s ease;
}
.contact-list a:hover{ color:var(--accent); padding-left:5px; }
.contact-list a:hover span{ opacity:1; }

/* ---------- experience list (hoverable, tooltip-driven) ---------- */
.exp-list{
  display:flex; flex-direction:column;
  font-family:'IBM Plex Mono', monospace;
  font-size:10.5px; color:var(--graphite);
}
.exp-item{
  display:flex; align-items:baseline; gap:6px;
  padding:5px 4px;
  margin:0 -4px;
  cursor:default;
  border-left:2px solid transparent;
  transition: border-color .15s ease, background-color .15s ease, color .15s ease;
}
.exp-item b{ color:var(--ink); font-weight:600; flex:0 0 auto; }
.exp-item .exp-role{ color:var(--ink); }
.exp-item:hover, .exp-item:focus-visible{
  border-left-color:var(--accent);
  background-color:var(--grid-fine);
  color:var(--ink);
  outline:none;
}
.exp-item:hover .exp-dot, .exp-item:focus-visible .exp-dot{ opacity:1; transform:scale(1); }
.exp-dot{
  width:4px; height:4px; border-radius:50%;
  background:var(--accent);
  opacity:0; transform:scale(0);
  transition: opacity .15s ease, transform .15s ease;
  flex:0 0 auto;
  margin-left:auto;
}

/* ---------- floating experience tooltip (portalled to <body>, so it
   escapes the intentionally non-scrolling / overflow:hidden sidebar) ---------- */
.exp-tooltip{
  position:fixed;
  z-index:999;
  width:280px;
  max-width:calc(100vw - 32px);
  background:var(--tooltip-bg);
  backdrop-filter: blur(6px);
  border:1px solid var(--grid-bold);
  box-shadow: 0 16px 40px var(--shadow);
  padding:14px 16px;
  opacity:0;
  transform: translateY(4px);
  pointer-events:none;
  transition: opacity .14s ease, transform .14s ease;
}
.exp-tooltip.visible{ opacity:1; transform:translateY(0); }
.exp-tooltip .tt-role{
  font-family:'Fraunces', serif; font-style:italic; font-weight:600;
  font-size:15px; color:var(--ink); margin:0 0 2px;
}
.exp-tooltip .tt-meta{
  font-family:'IBM Plex Mono', monospace;
  font-size:10px; color:var(--accent);
  letter-spacing:0.02em;
  margin:0 0 2px;
}
.exp-tooltip .tt-loc{
  font-family:'IBM Plex Mono', monospace;
  font-size:10px; color:var(--graphite);
  margin:0 0 10px;
}
.exp-tooltip ul{
  margin:0; padding:0; list-style:none;
  display:flex; flex-direction:column; gap:7px;
}
.exp-tooltip li{
  font-size:11.5px; line-height:1.45; color:var(--graphite);
  padding-left:12px; position:relative;
}
.exp-tooltip li::before{
  content:"—"; position:absolute; left:0; color:var(--accent);
}
.exp-tooltip .tt-arrow{
  position:absolute;
  width:9px; height:9px;
  background:var(--tooltip-bg);
  border-left:1px solid var(--grid-bold);
  border-bottom:1px solid var(--grid-bold);
  transform:rotate(45deg);
}

/* ---------- main / projects ---------- */
.main{
  min-height:0;
  display:flex; flex-direction:column;
  padding:20px 22px 16px;
  overflow:hidden;
}
.main-head{
  display:flex; align-items:baseline; gap:10px;
  margin-bottom:14px; flex:0 0 auto;
}
.main-head .coord{
  font-family:'IBM Plex Mono', monospace; font-size:11px; color:var(--accent);
}
.main-head h2{
  font-family:'Fraunces', serif; font-style:italic; font-weight:600;
  font-size:19px; margin:0;
}

.projects-grid{
  flex:1; min-height:0;
  display:grid;
  grid-template-columns:1fr 1fr;
  grid-template-rows:1fr 1fr;
  gap:12px;
}
.project-card{
  border:1px solid var(--grid-bold);
  background:var(--card-bg);
  padding:16px;
  min-height:0;
  display:flex; flex-direction:column;
  overflow:hidden;
  transition: border-color .15s ease, transform .15s ease;
}
.project-card:hover{ border-color:var(--accent); transform:translateY(-2px); }
.project-top{
  display:flex; justify-content:space-between; align-items:baseline; gap:8px;
  margin-bottom:6px;
}
.project-title{
  font-family:'Fraunces', serif; font-weight:600; font-size:15.5px;
  margin:0;
}
.project-title a{ text-decoration:none; color:var(--ink); }
.project-title a:hover{ color:var(--accent); }
.project-year{
  font-family:'IBM Plex Mono', monospace; font-size:10.5px; color:var(--graphite);
  white-space:nowrap;
}
.project-desc{
  font-size:12.5px; color:var(--graphite);
  margin:0 0 10px;
  overflow:hidden;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
}
.project-bottom{
  margin-top:auto;
  display:flex; align-items:center; justify-content:space-between; gap:8px;
}
.project-tags{ display:flex; flex-wrap:wrap; gap:6px; }
.project-tags span{
  font-family:'IBM Plex Mono', monospace; font-size:9.5px; color:var(--graphite);
}
.project-tags span::before{ content:"#"; color:var(--accent); }

/* ---------- footer strip ---------- */
.statusbar{
  flex:0 0 auto;
  display:flex; justify-content:space-between; align-items:center;
  padding:0 20px; height:32px;
  border-top:1px solid var(--grid-bold);
  font-family:'IBM Plex Mono', monospace;
  font-size:10.5px; color:var(--graphite);
}

a:focus-visible, .btn:focus-visible{ outline:2px solid var(--accent); outline-offset:2px; }

.social-icons {
  display: flex;
  gap: 14px;
  margin-top: 0;
}
.social-icons a {
  color: var(--graphite);
  transition: color 0.15s ease, transform 0.15s ease;
}
.social-icons a:hover {
  color: var(--accent);
  transform: translateY(-2px);
}
.social-icons svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.theme-icon-container {
  margin-bottom: 4px;
  display: inline-flex;
  padding: 8px;
  border-radius: 50%;
  cursor: pointer;
  transition: background-color 0.3s ease;
}
.theme-icon-container:hover {
  background-color: var(--grid-fine);
}
.moon-icon { display: none; }
.sun-icon { display: block; }
body.dark-mode .sun-icon { display: none; }
body.dark-mode .moon-icon { display: block; }

/* ---------- responsive fallback: allow scrolling on small / short screens ---------- */
@media (max-width:820px), (max-height:640px){
  body{ overflow-y:auto; }
  .app{ height:auto; min-height:100vh; padding:10px; }
  .window{ height:auto; }
  .body-grid{ grid-template-columns:1fr; }
  .sidebar{ overflow-y:visible; border-right:none; border-bottom:1px solid var(--grid-bold); }
  .sidebar-scroll-block{ overflow:visible; }
  .main{ overflow:visible; }
  .projects-grid{ grid-template-columns:1fr; grid-template-rows:none; }
  .project-desc{ -webkit-line-clamp:initial; }
  .titlebar-actions .btn span.label{ display:none; }
  .exp-tooltip{ width:calc(100vw - 32px); }
  .exp-tooltip .tt-arrow{ display:none; }
}