:root {
  --light-background: #fdf8f1;
  --light-ink: #190f0a;
  --light-text: #755e4c;
  --light-accent: #ffa3db;
  --light-accent-soft: #ffcaee;
  --light-surface: #fff7fd;
  --light-warning: #b11e5d;
  --dark-background: #1e0a12;
  --dark-ink: #fbeee9;
  --dark-text: #b7998f;
  --dark-surface: #2a1613;
  --dark-border: #d75023;
  --dark-accent: #e85a24;
  --dark-error: #ff9aab;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  --font-display: Recursive, ui-monospace, monospace;
  --border-bold: 2px;
}
* { box-sizing: border-box; }
html[data-theme="light"] body {
  background: var(--light-background);
  color: var(--light-ink);
}
html[data-theme="dark"] body {
  background: var(--dark-background);
  color: var(--dark-ink);
}
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.45;
}
h1, h2, .brandtext strong, th, .btn, .badge, label span {
  font-family: var(--font-display);
}
.brandbar {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px 16px;
  border-bottom: var(--border-bold) solid currentColor;
}
html[data-theme="light"] .brandbar { background: var(--dark-background); color: var(--dark-ink); }
html[data-theme="dark"] .brandbar { background: var(--dark-surface); color: var(--dark-ink); border-color: var(--dark-border); }
.brandmark {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  background: var(--dark-accent);
  color: #fff;
  border: var(--border-bold) solid #000;
  font-family: var(--font-display);
  font-weight: 800;
}
.brandtext { display: flex; flex-direction: column; }
.brandtext strong { font-size: 18px; letter-spacing: 0.5px; }
.brandtext span { font-size: 12px; opacity: 0.85; }
.brandactions { margin-left: auto; display: flex; gap: 8px; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.panel {
  border: var(--border-bold) solid currentColor;
  padding: 12px;
}
html[data-theme="light"] .panel { background: var(--light-surface); border-color: var(--light-ink); }
html[data-theme="dark"] .panel { background: var(--dark-surface); border-color: var(--dark-border); }
.hero h1 { margin: 0 0 4px; font-size: 26px; }
.hero p { margin: 0 0 10px; }
html[data-theme="light"] .hero p { color: var(--light-text); }
html[data-theme="dark"] .hero p { color: var(--dark-text); }
.mcu-row, .controls { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; }
.field { display: flex; flex-direction: column; gap: 4px; }
.field.grow { flex: 1; min-width: 200px; }
.field span { font-size: 11px; text-transform: uppercase; letter-spacing: 0.6px; }
input, select {
  border: var(--border-bold) solid currentColor;
  border-radius: 0;
  padding: 7px 8px;
  font: inherit;
  background: #fff;
  color: #190f0a;
  max-width: 100%;
}
html[data-theme="dark"] input, html[data-theme="dark"] select { background: var(--dark-background); color: var(--dark-ink); }
.check { display: flex; gap: 6px; align-items: center; font-family: var(--font-display); font-size: 12px; }
.check input { width: 16px; height: 16px; accent-color: var(--dark-accent); }
.btn {
  border: var(--border-bold) solid currentColor;
  border-radius: 0;
  padding: 7px 12px;
  font-size: 13px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  background: #fff;
  color: #190f0a;
}
html[data-theme="dark"] .btn { background: var(--dark-background); color: var(--dark-ink); }
.btn.primary { background: var(--dark-accent); color: #fff; border-color: #000; }
html[data-theme="dark"] .btn.primary { border-color: var(--dark-accent); }
.btn.secondary { background: var(--light-accent-soft); color: #190f0a; border-color: #190f0a; }
html[data-theme="dark"] .btn.secondary { background: var(--dark-background); color: var(--dark-ink); border-color: var(--dark-border); }
.btn.ghost { background: transparent; color: inherit; }
.btn:hover { filter: brightness(0.94); }
.filebtn { cursor: pointer; }
.meta { font-family: var(--font-display); font-size: 12px; margin-top: 8px; }
.stats { display: flex; gap: 8px; flex-wrap: wrap; font-family: var(--font-display); font-size: 12px; }
.stats b { border: var(--border-bold) solid currentColor; padding: 3px 8px; }
.conflicts { display: flex; flex-direction: column; gap: 6px; }
.conflicts .warn {
  border: var(--border-bold) solid currentColor;
  padding: 6px 10px;
  font-family: var(--font-display);
  font-size: 12px;
}
html[data-theme="light"] .warn { background: #ffe4ef; border-color: var(--light-warning); color: var(--light-warning); }
html[data-theme="dark"] .warn { background: var(--dark-background); border-color: var(--dark-error); color: var(--dark-error); }
.grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: 12px; align-items: start; }
.grid > * { min-width: 0; }
.side { display: flex; flex-direction: column; gap: 12px; }
table { width: 100%; border-collapse: collapse; font-size: 12px; }
table.fixed { table-layout: fixed; }
.c-pos { width: 36px; }
.c-pin { width: 104px; }
.c-type { width: 56px; }
.c-asg { width: 128px; }
.c-lab { width: 128px; }
.tablehead { overflow: hidden; scrollbar-gutter: stable; }
.tablebody { max-height: 62vh; overflow-y: auto; scrollbar-gutter: stable; }
th, td { border: 1px solid currentColor; padding: 5px 6px; text-align: left; vertical-align: top; overflow-wrap: anywhere; }
th { text-transform: uppercase; font-size: 11px; letter-spacing: 0.5px; }
tr.used { background: rgba(232, 90, 36, 0.14); }
tr.bad { background: rgba(177, 30, 93, 0.14); }
.badge {
  display: inline-block;
  border: 1px solid currentColor;
  padding: 1px 5px;
  margin: 1px 2px 1px 0;
  font-size: 11px;
  background: #fff;
  color: #190f0a;
  white-space: nowrap;
}
.badge.gpio { background: #eee; }
.badge.p-USART, .badge.p-UART, .badge.p-LPUART { background: #ffd9ec; }
.badge.p-SPI, .badge.p-I2S { background: #ffe7c7; }
.badge.p-I2C { background: #d9f2ff; }
.badge.p-TIM { background: #e3e3ff; }
.badge.p-ADC, .badge.p-DAC { background: #d8f5d0; }
.badge.p-CAN, .badge.p-USB, .badge.p-ETH { background: #fff3b0; }
.badge.p-RCC, .badge.p-SYS, .badge.p-RTC { background: #e8e8e8; }
td select, td input { padding: 3px 4px; font-size: 12px; width: 100%; }
#pkg { width: 100%; height: auto; border: var(--border-bold) solid currentColor; background: #fff; }
#pkg g.hl rect { stroke: #e85a24; stroke-width: 3.5; }
#pinBody tr.hl { outline: 2px solid #e85a24; outline-offset: -2px; }
.legend { font-family: var(--font-display); font-size: 11px; margin-top: 6px; display: flex; gap: 6px; align-items: center; }
.sw { width: 12px; height: 12px; display: inline-block; border: 1px solid #000; }
.sw.free { background: #fff; } .sw.used { background: #e85a24; } .sw.bad { background: #b11e5d; } .sw.pwr { background: #999; }
.review { font-family: var(--font-display); font-size: 12px; display: flex; flex-direction: column; gap: 4px; margin-bottom: 8px; max-height: 220px; overflow: auto; }
.btnrow { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px; }
.out {
  border: var(--border-bold) solid currentColor;
  padding: 8px;
  min-height: 140px;
  max-height: 320px;
  overflow: auto;
  font-family: var(--font-display);
  font-size: 11px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-all;
  margin: 0;
  background: rgba(127,127,127,0.08);
}
.combo { position: relative; }
.combo-list {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 20;
  max-height: 260px; overflow: auto;
  border: var(--border-bold) solid #190f0a;
  background: #fff; color: #190f0a;
}
html[data-theme="dark"] .combo-list { background: var(--dark-background); color: var(--dark-ink); border-color: var(--dark-border); }
.combo-list .opt { padding: 6px 8px; font-family: var(--font-display); font-size: 12px; cursor: pointer; }
.combo-list .opt.hi { background: var(--light-accent-soft); }
html[data-theme="dark"] .combo-list .opt.hi { background: var(--dark-accent); color: #fff; }
.combo-list .opt.dim { opacity: 0.6; cursor: default; }
.perihead { display: flex; align-items: center; gap: 10px; }
.perihead h2 { margin: 0; font-size: 16px; }
.perihead .btn { margin-left: auto; }
.blocks { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 8px; margin-top: 8px; }
.blocks .empty { font-family: var(--font-display); font-size: 12px; opacity: 0.75; }
.block { border: var(--border-bold) solid currentColor; padding: 8px; }
.block h3 { margin: 0 0 4px; font-size: 13px; }
.block .row { font-family: var(--font-display); font-size: 11px; }
.block .stale { color: var(--light-warning); }
html[data-theme="dark"] .block .stale { color: var(--dark-error); }
.block .btnrow { margin: 6px 0 0; }
.block .btnrow .btn { padding: 3px 8px; font-size: 11px; }
.wiz { margin-top: 10px; border-top: var(--border-bold) solid currentColor; padding-top: 10px; }
.wiztable { margin: 8px 0; }
.wiztable select { width: 100%; }
.wiztable [data-x] { padding: 0 6px; font-size: 11px; }
.conflicts .fix { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 4px; }
.conflicts .fix .btn { padding: 2px 8px; font-size: 11px; }
.conflicts .alts { display: flex; gap: 4px; flex-wrap: wrap; margin-top: 4px; }
.paste {
  width: 100%;
  min-height: 120px;
  border: var(--border-bold) solid currentColor;
  border-radius: 0;
  padding: 8px;
  font-family: var(--font-display);
  font-size: 11px;
  margin-bottom: 8px;
  background: rgba(127,127,127,0.08);
  color: inherit;
}
#pasteErr { color: var(--light-warning); margin-bottom: 8px; }
html[data-theme="dark"] #pasteErr { color: var(--dark-error); }
.foot { font-family: var(--font-display); font-size: 11px; opacity: 0.8; }
@media (max-width: 900px) { .grid { grid-template-columns: 1fr; } }