Create static/css/style.css

static/css/style.css

@@ -0,0 +1,412 @@
+/* ============================================================
+   Text Vectorization Lab — design tokens
+   ============================================================ */
+:root{
+  --bg:            #0a0d13;
+  --bg-grid:       #0c1019;
+  --surface:       #131826;
+  --surface-2:     #1a2133;
+  --surface-3:     #212a40;
+  --border:        #283149;
+  --border-soft:   #1c2335;
+
+  --text-1:        #eef1f7;
+  --text-2:        #a4adc4;
+  --text-3:        #6b7390;
+
+  --amber:         #f2a93b;
+  --amber-dim:     #f2a93b22;
+  --teal:          #34d6b8;
+  --teal-dim:      #34d6b822;
+  --pink:          #ef5da8;
+  --pink-dim:      #ef5da822;
+  --violet:        #9b8cf2;
+  --violet-dim:    #9b8cf222;
+
+  --font-display:  'Fraunces', Georgia, serif;
+  --font-body:     'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
+  --font-mono:     'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
+
+  --radius-sm: 6px;
+  --radius-md: 10px;
+  --radius-lg: 16px;
+
+  --shadow-card: 0 1px 0 rgba(255,255,255,0.03) inset, 0 8px 24px -12px rgba(0,0,0,0.6);
+}
+
+*{ box-sizing: border-box; }
+html,body{ margin:0; padding:0; }
+
+body{
+  background: var(--bg);
+  background-image:
+    radial-gradient(circle at 0px 0px, rgba(255,255,255,0.035) 1px, transparent 1px);
+  background-size: 26px 26px;
+  color: var(--text-1);
+  font-family: var(--font-body);
+  font-size: 15px;
+  line-height: 1.55;
+  -webkit-font-smoothing: antialiased;
+}
+
+a{ color: var(--teal); text-decoration:none; }
+::selection{ background: var(--amber-dim); }
+
+::-webkit-scrollbar{ width:10px; height:10px; }
+::-webkit-scrollbar-track{ background: transparent; }
+::-webkit-scrollbar-thumb{ background: var(--surface-3); border-radius: 8px; }
+::-webkit-scrollbar-thumb:hover{ background: var(--border); }
+
+h1,h2,h3,h4{ font-family: var(--font-display); font-weight: 600; margin: 0; color: var(--text-1); }
+code, .mono{ font-family: var(--font-mono); }
+
+button{ font-family: inherit; cursor: pointer; }
+
+/* ============================================================
+   App shell
+   ============================================================ */
+.app{
+  display:grid;
+  grid-template-columns: 272px 1fr;
+  min-height: 100vh;
+}
+
+/* ---- Sidebar ---- */
+.sidebar{
+  border-right: 1px solid var(--border-soft);
+  background: linear-gradient(180deg, var(--bg-grid), var(--bg));
+  padding: 28px 18px;
+  position: sticky;
+  top: 0;
+  height: 100vh;
+  overflow-y: auto;
+}
+
+.brand{
+  display:flex;
+  align-items:center;
+  gap:10px;
+  padding: 0 8px 22px 8px;
+  border-bottom: 1px solid var(--border-soft);
+  margin-bottom: 18px;
+}
+.brand-mark{
+  width: 30px; height: 30px;
+  border-radius: 8px;
+  background: linear-gradient(135deg, var(--amber), var(--pink));
+  display:flex; align-items:center; justify-content:center;
+  font-family: var(--font-mono);
+  font-weight: 700;
+  font-size: 13px;
+  color: #1a1108;
+  flex: none;
+}
+.brand-text{ line-height:1.25; }
+.brand-title{ font-family: var(--font-display); font-size: 16px; font-weight:600; }
+.brand-sub{ font-family: var(--font-mono); font-size: 10.5px; color: var(--text-3); letter-spacing:.04em; text-transform:uppercase; }
+
+.nav-group-label{
+  font-family: var(--font-mono);
+  font-size: 10.5px;
+  text-transform: uppercase;
+  letter-spacing: .08em;
+  color: var(--text-3);
+  padding: 14px 10px 8px;
+}
+
+.nav-item{
+  display:flex;
+  align-items:center;
+  gap: 11px;
+  width: 100%;
+  padding: 10px 10px;
+  border-radius: var(--radius-sm);
+  border: 1px solid transparent;
+  background: none;
+  color: var(--text-2);
+  font-size: 13.5px;
+  text-align:left;
+  margin-bottom: 2px;
+  transition: background .15s, color .15s, border-color .15s;
+}
+.nav-item .nav-idx{
+  font-family: var(--font-mono);
+  font-size: 10.5px;
+  color: var(--text-3);
+  width: 18px;
+  flex: none;
+}
+.nav-item:hover{ background: var(--surface); color: var(--text-1); }
+.nav-item.active{
+  background: var(--surface-2);
+  border-color: var(--border);
+  color: var(--text-1);
+}
+.nav-item.active .nav-idx{ color: var(--amber); }
+.nav-item.active::after{ content:''; }
+
+.sidebar-foot{
+  margin-top: 22px;
+  padding: 12px 10px;
+  border-top: 1px solid var(--border-soft);
+  font-size: 11.5px;
+  color: var(--text-3);
+}
+.sidebar-foot .pulse-dot{
+  display:inline-block; width:7px; height:7px; border-radius:50%;
+  background: var(--teal); margin-right:6px;
+  box-shadow: 0 0 0 0 var(--teal-dim);
+  animation: pulse 2s infinite;
+}
+@keyframes pulse{
+  0%{ box-shadow: 0 0 0 0 rgba(52,214,184,.5); }
+  70%{ box-shadow: 0 0 0 6px rgba(52,214,184,0); }
+  100%{ box-shadow: 0 0 0 0 rgba(52,214,184,0); }
+}
+
+/* ---- Main ---- */
+.main{ padding: 36px 44px 80px; max-width: 1080px; }
+
+.page-header{ margin-bottom: 26px; }
+.eyebrow{
+  font-family: var(--font-mono);
+  font-size: 11px;
+  letter-spacing: .1em;
+  text-transform: uppercase;
+  color: var(--amber);
+  margin-bottom: 10px;
+}
+.page-title{ font-size: 32px; margin-bottom: 10px; }
+.page-desc{ color: var(--text-2); max-width: 680px; font-size: 14.5px; }
+
+.section{ display:none; }
+.section.active{ display:block; animation: fadeUp .35s ease; }
+@keyframes fadeUp{ from{ opacity:0; transform: translateY(6px);} to{ opacity:1; transform:none; } }
+
+/* ============================================================
+   Pipeline tape — signature element
+   ============================================================ */
+.tape{
+  display:flex;
+  align-items:center;
+  gap: 0;
+  background: var(--surface);
+  border: 1px solid var(--border-soft);
+  border-radius: var(--radius-lg);
+  padding: 6px;
+  margin-bottom: 26px;
+  overflow-x: auto;
+}
+.tape-stage{
+  flex: 1;
+  display:flex;
+  align-items:center;
+  gap:8px;
+  padding: 10px 16px;
+  border-radius: var(--radius-md);
+  white-space: nowrap;
+  color: var(--text-3);
+  font-size: 12.5px;
+  font-family: var(--font-mono);
+  position:relative;
+  transition: color .2s, background .2s;
+}
+.tape-stage .dot{ width:6px; height:6px; border-radius:50%; background: var(--text-3); flex:none; transition: background .2s, box-shadow .2s; }
+.tape-stage.done{ color: var(--text-2); }
+.tape-stage.done .dot{ background: var(--teal); }
+.tape-stage.current{ color: var(--text-1); background: var(--surface-3); }
+.tape-stage.current .dot{ background: var(--amber); box-shadow: 0 0 0 4px var(--amber-dim); }
+.tape-arrow{ color: var(--text-3); flex: none; padding: 0 2px; font-size:13px; }
+
+/* ============================================================
+   Cards / panels
+   ============================================================ */
+.card{
+  background: var(--surface);
+  border: 1px solid var(--border-soft);
+  border-radius: var(--radius-lg);
+  padding: 22px;
+  margin-bottom: 22px;
+  box-shadow: var(--shadow-card);
+}
+.card-head{ display:flex; align-items:baseline; justify-content:space-between; gap:12px; margin-bottom: 14px; flex-wrap: wrap; }
+.card-title{ font-size: 15px; font-weight:600; font-family: var(--font-body); color: var(--text-1); display:flex; align-items:center; gap:8px; }
+.card-title .step-num{
+  font-family: var(--font-mono); font-size: 11px; color: var(--amber);
+  border: 1px solid var(--amber-dim); background: var(--amber-dim);
+  border-radius: 5px; padding: 2px 6px;
+}
+.card-note{ font-size: 12.5px; color: var(--text-3); }
+
+.field-row{ display:flex; gap: 14px; flex-wrap: wrap; margin-bottom: 12px; }
+.field{ flex: 1; min-width: 220px; }
+.field label{ display:block; font-size: 11.5px; color: var(--text-3); margin-bottom:6px; font-family: var(--font-mono); text-transform: uppercase; letter-spacing: .04em; }
+textarea, input[type=text], input[type=number]{
+  width: 100%;
+  background: var(--bg-grid);
+  border: 1px solid var(--border);
+  border-radius: var(--radius-sm);
+  color: var(--text-1);
+  font-family: var(--font-mono);
+  font-size: 13px;
+  padding: 10px 12px;
+  resize: vertical;
+}
+textarea:focus, input:focus{ outline: 2px solid var(--teal-dim); border-color: var(--teal); }
+textarea{ min-height: 92px; line-height: 1.5; }
+
+.checkbox-row{ display:flex; align-items:center; gap:8px; font-size: 13px; color: var(--text-2); }
+.checkbox-row input{ width:auto; accent-color: var(--teal); }
+
+.btn{
+  display:inline-flex; align-items:center; gap:8px;
+  background: var(--amber);
+  color: #1a1108;
+  border: none;
+  border-radius: var(--radius-sm);
+  padding: 10px 18px;
+  font-size: 13.5px;
+  font-weight: 600;
+  transition: transform .12s, box-shadow .12s, opacity .12s;
+}
+.btn:hover{ transform: translateY(-1px); box-shadow: 0 6px 18px -8px var(--amber-dim); }
+.btn:active{ transform: translateY(0); }
+.btn:disabled{ opacity:.55; cursor: default; transform:none; }
+.btn-ghost{
+  background: transparent; color: var(--text-2); border: 1px solid var(--border);
+}
+.btn-ghost:hover{ color: var(--text-1); border-color: var(--text-3); }
+.btn-sm{ padding: 7px 12px; font-size: 12.5px; }
+
+.btn-row{ display:flex; gap:10px; align-items:center; flex-wrap: wrap; }
+
+.spinner{
+  width:14px; height:14px; border-radius:50%;
+  border: 2px solid rgba(0,0,0,.25); border-top-color: #1a1108;
+  animation: spin .7s linear infinite;
+}
+@keyframes spin{ to{ transform: rotate(360deg); } }
+
+/* ============================================================
+   Steps output
+   ============================================================ */
+.steps{ display:flex; flex-direction:column; gap: 16px; }
+.step{
+  opacity: 0; transform: translateY(8px);
+  border-left: 2px solid var(--border);
+  padding-left: 16px;
+  transition: opacity .4s ease, transform .4s ease;
+}
+.step.show{ opacity:1; transform:none; }
+.step-label{ font-family: var(--font-mono); font-size: 11.5px; color: var(--amber); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 8px; }
+.step-body{ color: var(--text-2); font-size: 13.5px; }
+
+/* token chips */
+.chip-row{ display:flex; flex-wrap:wrap; gap:7px; }
+.chip{
+  font-family: var(--font-mono); font-size: 12.5px;
+  background: var(--surface-2); border: 1px solid var(--border);
+  border-radius: 999px; padding: 5px 11px; color: var(--text-1);
+  opacity: 0; transform: scale(.85);
+  animation: chipIn .3s ease forwards;
+}
+@keyframes chipIn{ to{ opacity:1; transform:none; } }
+.chip.amber{ border-color: var(--amber-dim); background: var(--amber-dim); color: var(--amber); }
+.chip.teal{ border-color: var(--teal-dim); background: var(--teal-dim); color: var(--teal); }
+.chip.pink{ border-color: var(--pink-dim); background: var(--pink-dim); color: var(--pink); }
+.chip.violet{ border-color: var(--violet-dim); background: var(--violet-dim); color: var(--violet); }
+.chip.muted{ color: var(--text-3); }
+
+/* matrix tables */
+.table-wrap{ overflow-x:auto; border-radius: var(--radius-md); border: 1px solid var(--border-soft); }
+table.matrix{ border-collapse: collapse; width: 100%; font-family: var(--font-mono); font-size: 12.5px; }
+table.matrix th, table.matrix td{
+  padding: 8px 11px; text-align:center; border-bottom: 1px solid var(--border-soft);
+  border-right: 1px solid var(--border-soft); white-space: nowrap;
+}
+table.matrix th{ background: var(--surface-2); color: var(--text-2); font-weight:500; }
+table.matrix td.row-head{ background: var(--surface-2); color: var(--text-2); text-align:left; font-weight:500; }
+table.matrix tr:last-child td{ border-bottom:none; }
+table.matrix th:last-child, table.matrix td:last-child{ border-right:none; }
+.cell{
+  opacity:0; animation: cellIn .3s ease forwards;
+}
+@keyframes cellIn{ to{ opacity:1; } }
+.cell-fill{ display:inline-block; min-width: 22px; padding: 2px 6px; border-radius: 5px; }
+
+/* heat coloring applied inline via JS rgba */
+
+.formula{
+  font-family: var(--font-mono);
+  background: var(--bg-grid);
+  border: 1px solid var(--border-soft);
+  border-radius: var(--radius-md);
+  padding: 14px 18px;
+  font-size: 13.5px;
+  color: var(--teal);
+  overflow-x:auto;
+}
+.formula .dim{ color: var(--text-3); }
+
+.kv-list{ display:flex; flex-direction:column; gap:6px; }
+.kv-row{ display:flex; justify-content:space-between; gap:12px; font-family: var(--font-mono); font-size: 12.5px; padding: 6px 10px; border-radius: 6px; background: var(--bg-grid); }
+.kv-row .k{ color: var(--text-2); }
+.kv-row .v{ color: var(--teal); font-weight:600; }
+
+.callout{
+  border-radius: var(--radius-md);
+  border: 1px solid var(--border);
+  background: var(--surface-2);
+  padding: 12px 14px;
+  font-size: 13px;
+  color: var(--text-2);
+}
+.callout strong{ color: var(--text-1); }
+.callout.warn{ border-color: var(--pink-dim); background: var(--pink-dim); color: #ffd9ea; }
+.callout.warn strong{ color: var(--pink); }
+
+.two-col{ display:grid; grid-template-columns: 1fr 1fr; gap: 18px; }
+@media (max-width: 860px){ .two-col{ grid-template-columns: 1fr; } }
+
+.legend{ display:flex; gap:16px; flex-wrap:wrap; font-size: 12px; color: var(--text-3); margin-top:10px; }
+.legend span{ display:inline-flex; align-items:center; gap:6px; }
+.legend .sw{ width:12px; height:12px; border-radius:3px; display:inline-block; }
+
+.empty-hint{ color: var(--text-3); font-size: 13px; font-style: italic; }
+
+.compare-table{ width:100%; border-collapse: collapse; font-size: 13px; }
+.compare-table th, .compare-table td{ padding: 9px 12px; border-bottom: 1px solid var(--border-soft); text-align:left; }
+.compare-table th{ color: var(--text-3); font-family: var(--font-mono); font-size: 11px; text-transform:uppercase; letter-spacing:.04em; }
+.compare-table td{ color: var(--text-2); }
+.compare-table tr:hover td{ background: var(--surface-2); }
+
+/* scatter plot */
+.scatter-wrap{ background: var(--bg-grid); border: 1px solid var(--border-soft); border-radius: var(--radius-md); padding: 8px; }
+.scatter-wrap svg text{ font-family: var(--font-mono); }
+
+/* overview cards */
+.tech-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 8px; }
+@media (max-width: 900px){ .tech-grid{ grid-template-columns: repeat(2,1fr); } }
+@media (max-width: 600px){ .tech-grid{ grid-template-columns: 1fr; } }
+.tech-card{
+  border: 1px solid var(--border-soft);
+  background: var(--surface);
+  border-radius: var(--radius-md);
+  padding: 16px;
+  text-align:left;
+  color: var(--text-2);
+  transition: border-color .15s, transform .15s;
+}
+.tech-card:hover{ border-color: var(--amber-dim); transform: translateY(-2px); }
+.tech-card .n{ font-family: var(--font-mono); color: var(--amber); font-size: 11px; }
+.tech-card h4{ margin: 6px 0 6px; font-size: 15px; color: var(--text-1); }
+.tech-card p{ margin:0; font-size: 12.5px; color: var(--text-3); }
+
+footer.colophon{ margin-top: 50px; padding-top: 18px; border-top: 1px solid var(--border-soft); color: var(--text-3); font-size: 12px; }
+
+/* responsive sidebar */
+@media (max-width: 880px){
+  .app{ grid-template-columns: 1fr; }
+  .sidebar{ position: relative; height: auto; display:flex; flex-direction: column; }
+  .main{ padding: 26px 18px 60px; }
+}