:root{
  --ink: #1c2b3a;
  --paper: #eef1f4;
  --paper-card: #ffffff;
  --line: #c7ceD6;
  --accent: #2f6f4e;
  --accent-dark: #244f38;
  --amber: #b8752f;
  --muted: #5b6875;
}

*{ box-sizing:border-box; }

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Source Serif 4', Georgia, serif;
  min-height:100vh;
}

.wrap{
  max-width:1400px;
  margin:0 auto;
  padding:48px 40px 80px;
}

header{
  margin-bottom:32px;
}

.kicker{
  font-family:'IBM Plex Mono', monospace;
  font-size:12.5px;
  color:var(--muted);
  letter-spacing:0.02em;
  margin:0 0 6px;
}

h1{
  font-family:'Space Grotesk', sans-serif;
  font-weight:700;
  font-size:34px;
  margin:0 0 6px;
  letter-spacing:-0.01em;
}

.sub{
  color:var(--muted);
  font-size:16px;
  margin:0;
  max-width:56ch;
}

.search-row{
  margin:28px 0 24px;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}

.search-box{
  flex:1;
  position:relative;
  min-width:220px;
}

.search-box input{
  width:100%;
  font-family:'Source Serif 4', serif;
  font-size:17px;
  padding:14px 18px 14px 44px;
  border:2px solid var(--ink);
  border-radius:10px;
  background:var(--paper-card);
  color:var(--ink);
  outline:none;
}

.search-box input:focus{
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(47,111,78,0.15);
}

.search-box svg{
  position:absolute;
  left:15px;
  top:50%;
  transform:translateY(-50%);
  opacity:0.55;
}

.add-btn{
  font-family:'Space Grotesk', sans-serif;
  font-weight:600;
  font-size:15px;
  padding:0 22px;
  border:2px solid var(--ink);
  border-radius:10px;
  background:var(--ink);
  color:var(--paper-card);
  cursor:pointer;
  white-space:nowrap;
}
.add-btn:hover{ background:var(--accent-dark); border-color:var(--accent-dark); }

.meta-row{
  display:flex;
  justify-content:space-between;
  align-items:baseline;
  font-family:'IBM Plex Mono', monospace;
  font-size:12.5px;
  color:var(--muted);
  margin-bottom:14px;
}

.board{
  border:2px solid var(--ink);
  border-radius:14px;
  background:var(--paper-card);
  padding:24px;
  min-height:320px;
}

.tabs{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:12px;
}

@media (max-width: 1150px){
  .tabs{ grid-template-columns:repeat(3, 1fr); }
}

@media (max-width: 850px){
  .tabs{ grid-template-columns:repeat(2, 1fr); }
}

@media (max-width: 550px){
  .tabs{ grid-template-columns:1fr; }
}

.tab{
  font-family:'Space Grotesk', sans-serif;
  font-weight:600;
  font-size:14.5px;
  line-height:1.4;
  border:1.5px solid var(--ink);
  border-radius:8px;
  background:var(--paper);
  padding:14px 15px;
  cursor:pointer;
  width:100%;
  text-align:left;
  transition:transform 0.08s ease, background 0.15s ease, color 0.15s ease;
  position:relative;
}

.tab:hover{
  background:var(--accent);
  color:#fff;
  border-color:var(--accent-dark);
  transform:translateY(-2px);
}

.tab:hover .tab-meta{
  color:#fff;
  opacity:0.85;
}

.tab .tab-question{
  display:block;
}

.tab .tab-meta{
  display:block;
  font-family:'IBM Plex Mono', monospace;
  font-weight:500;
  font-size:11px;
  margin-top:7px;
  color:var(--muted);
  text-transform:uppercase;
  letter-spacing:0.03em;
}

.tab .tab-meta .dot-sep{
  margin:0 6px;
  opacity:0.6;
}

.tab.hidden{ display:none; }

.empty-state{
  font-family:'IBM Plex Mono', monospace;
  color:var(--muted);
  font-size:14px;
  padding:40px 0;
  text-align:center;
}

/* Modal */
.modal-overlay{
  display:none;
  position:fixed;
  inset:0;
  background:rgba(28,43,58,0.55);
  align-items:center;
  justify-content:center;
  padding:24px;
  z-index:100;
}
.modal-overlay.open{ display:flex; }

.modal{
  background:var(--paper-card);
  border:2px solid var(--ink);
  border-radius:14px;
  max-width:640px;
  width:100%;
  max-height:82vh;
  overflow-y:auto;
  padding:32px;
  position:relative;
}

.modal-close{
  position:absolute;
  top:18px;
  right:18px;
  border:1.5px solid var(--ink);
  background:var(--paper);
  border-radius:50%;
  width:32px;
  height:32px;
  cursor:pointer;
  font-size:16px;
  line-height:1;
  font-family:'Space Grotesk', sans-serif;
}
.modal-close:hover{ background:var(--ink); color:#fff; }

.modal-tag{
  font-family:'IBM Plex Mono', monospace;
  font-size:12px;
  color:var(--amber);
  text-transform:uppercase;
  letter-spacing:0.04em;
  margin:0 0 10px;
}

.modal h2{
  font-family:'Space Grotesk', sans-serif;
  font-size:23px;
  line-height:1.35;
  margin:0 0 20px;
  padding-right:30px;
}

.modal .answer-label{
  font-family:'IBM Plex Mono', monospace;
  font-size:12px;
  color:var(--muted);
  text-transform:uppercase;
  letter-spacing:0.04em;
  margin:0 0 8px;
  border-top:1px solid var(--line);
  padding-top:18px;
}

.modal .answer-text{
  font-size:17px;
  line-height:1.7;
  white-space:pre-wrap;
}

.modal-footer{
  margin-top:24px;
  text-align:right;
}

.delete-link{
  font-family:'IBM Plex Mono', monospace;
  font-size:12px;
  color:#b13b3b;
  background:none;
  border:none;
  cursor:pointer;
  text-decoration:underline;
  padding:0;
}

/* Add form modal */
.form-grid{
  display:flex;
  flex-direction:column;
  gap:14px;
}
.form-grid label{
  font-family:'IBM Plex Mono', monospace;
  font-size:12px;
  color:var(--muted);
  text-transform:uppercase;
  letter-spacing:0.03em;
  display:block;
  margin-bottom:6px;
}
.form-grid input, .form-grid textarea{
  width:100%;
  font-family:'Source Serif 4', serif;
  font-size:15.5px;
  padding:10px 12px;
  border:1.5px solid var(--line);
  border-radius:8px;
  outline:none;
  background:var(--paper);
  color:var(--ink);
}
.form-grid input:focus, .form-grid textarea:focus{
  border-color:var(--accent);
}
.form-grid textarea{ min-height:110px; resize:vertical; }

.save-btn{
  font-family:'Space Grotesk', sans-serif;
  font-weight:600;
  font-size:15px;
  padding:12px 24px;
  border:none;
  border-radius:8px;
  background:var(--accent);
  color:#fff;
  cursor:pointer;
  align-self:flex-start;
}
.save-btn:hover{ background:var(--accent-dark); }

@media (max-width: 600px){
  .wrap{ padding:32px 16px 60px; }
  h1{ font-size:27px; }
  .search-row{ flex-direction:column; }
  .add-btn{ padding:12px; }
}