:root{
  --ink: #171616;
  --surface: #171616;
  --surface-2: #1f1e1e;
  --paper: #e8ece1;
  --paper-dim: #c0c0c0;
  --amber: #e8ece1;
  --amber-dim: #a8a8a8;
  --lavender: #c0c0c0;
  --line: rgba(192,192,192,0.14);
  --radius: 0px;
}
*{ box-sizing: border-box; }
html,body{ margin:0; padding:0; }
body{
  background: var(--ink);
  color: var(--paper-dim);
  font-family: "Maple Mono", monospace;
  font-size: 18px;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
.wrap{
  max-width: 90%;
  margin: 0 auto;
  padding: 0px 24px 80px;
}

.eyebrow{
  font-family: "Maple Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--paper-dim);
  margin: 0 0 14px;
}
h1{
  font-family: "WonderType", sans-serif;
  font-weight: normal;
  font-size: clamp(32px, 6vw, 56px);
  line-height: 1.05;
  color: var(--paper);
  margin: 0 0 18px;
  letter-spacing: 0;
}
h1 em{
  font-style: normal;
  font-family: "Maple Mono Italic", monospace;
  color: var(--paper-dim);
}
.sub{
  font-size: 17px;
  line-height: 1.6;
  color: var(--paper-dim);
  max-width: 100%;
  margin: 0 0 48px;
}

.board{
  display: grid;
  grid-template-columns: 1fr 44px 1fr;
  gap: 0;
  align-items: stretch;
}
@media (max-width: 880px){
  .board{ grid-template-columns: 1fr; }
  .thread-col{ display:none; }
}

.panel{
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 26px;
  display: flex;
  flex-direction: column;
  min-height: 460px;
}

.panel-head{
  display:flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 18px;
}
.panel-title{
  font-family: "WonderType", sans-serif;
  font-weight: normal;
  font-size: 20px;
  color: var(--paper);
}
.panel-meta{
  font-family: "Maple Mono", monospace;
  font-size: 12px;
  color: var(--paper-dim);
}

.tabs{
  display:flex;
  gap: 6px;
  margin-bottom: 16px;
}
.tab{
  font-family: "Maple Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--paper-dim);
  padding: 8px 14px;
  border-radius: 0;
  cursor: pointer;
  transition: all .15s ease;
}
.tab.active{
  background: var(--paper-dim);
  border-color: var(--paper-dim);
  color: var(--ink);
  font-weight: bold;
  font-family: "Maple Mono Bold", monospace;
}
.tab:focus-visible, button:focus-visible, textarea:focus-visible, input:focus-visible, select:focus-visible{
  outline: 3px solid var(--paper);
  outline-offset: 3px;
}

textarea{
  flex: 1;
  resize: vertical;
  min-height: 220px;
  background: var(--ink);
  border: 1px solid var(--line);
  border-radius: 0;
  color: var(--paper-dim);
  font-family: "Maple Mono", monospace;
  font-size: 14.5px;
  line-height: 1.6;
  padding: 16px;
  min-width: 100%;
}
textarea::placeholder{ color: #5b5a5a; }

.dropzone{
  flex: 1;
  min-height: 220px;
  border: 1.5px dashed var(--line);
  border-radius: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-align: center;
  padding: 24px;
  color: var(--paper-dim);
  cursor: pointer;
  transition: border-color .15s ease, background .15s ease;
}
.dropzone.drag{
  border-color: var(--paper);
  background: rgba(232,236,225,0.05);
}
.dropzone strong{ color: var(--paper); font-size: 15px; font-weight: normal; font-family: "WonderType", sans-serif; }
.dropzone span{ font-size: 13px; }
.dropzone input[type=file]{ display:none; }
.filename{
  font-family: "Maple Mono", monospace;
  font-size: 12.5px;
  color: var(--paper);
}

.controls{
  display:flex;
  gap: 18px;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
}
.field{ display:flex; flex-direction: column; gap: 6px; }
.field label{
  font-family: "Maple Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--paper-dim);
}
.field select, .field input[type=range]{
  accent-color: var(--paper-dim);
}
select{
  background: var(--ink);
  border: 1px solid var(--line);
  color: var(--paper-dim);
  padding: 7px 10px;
  border-radius: 0;
  font-family: "Maple Mono", monospace;
  font-size: 13px;
}

.generate-btn{
  margin-top: 20px;
  background: transparent;
  color: var(--paper-dim);
  border: 1px solid var(--paper-dim);
  border-radius: 0;
  padding: 14px 22px;
  font-family: "Maple Mono Bold", monospace;
  font-size: 13px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: bold;
  cursor: pointer;
  transition: transform .12s ease, background .15s ease, color .15s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.generate-btn:hover:not(:disabled){ background: var(--paper-dim); color: var(--ink); }
.generate-btn:active:not(:disabled){ transform: scale(0.98); }
.generate-btn:disabled{ opacity: 0.45; cursor: not-allowed; }

.thread-col{
  display: flex;
  align-items: center;
  justify-content: center;
}
.thread-col svg{ width: 100%; height: 140px; }
.thread-path{
  stroke: var(--paper-dim);
  stroke-width: 1.5;
  fill: none;
  stroke-dasharray: 6 7;
}
.thread-path.weaving{
  stroke: var(--paper);
  animation: weave 1s linear infinite;
}
@keyframes weave{ to{ stroke-dashoffset: -26; } }

.output-body{
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.output-text{
  font-family: "Maple Mono", monospace;
  font-weight: normal;
  font-size: 20px;
  line-height: 1.55;
  letter-spacing: 0;
  color: var(--paper);
}
.output-text .w{
  opacity: 0;
  display: inline;
  animation: rise .4s ease forwards;
}
@keyframes rise{
  from{ opacity: 0; transform: translateY(4px); }
  to{ opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce){
  .output-text .w{ animation: none; opacity: 1; }
  .thread-path.weaving{ animation: none; }
}

.placeholder{
  color: var(--paper-dim);
  font-size: 14px;
  line-height: 1.6;
}
.placeholder .hint{
  display:block;
  margin-top: 10px;
  font-family: "Maple Mono", monospace;
  font-size: 12px;
  color: #5b5a5a;
}

.error-msg{
  font-family: "Maple Mono", monospace;
  font-size: 12.5px;
  color: var(--paper);
  background: rgba(232,236,225,0.06);
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 10px 14px;
  margin-top: 14px;
}

.output-actions{
  display:flex;
  gap: 10px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.icon-btn{
  background: transparent;
  border: 1px solid var(--line);
  color: var(--paper-dim);
  padding: 9px 14px;
  border-radius: 0;
  font-family: "Maple Mono", monospace;
  font-size: 12px;
  cursor: pointer;
  transition: all .15s ease;
}
.icon-btn:hover{