*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0 }

:root {
  --bg: #0b0d14;
  --surface: #11131e;
  --surface2: #161926;
  --border: #1f2338;
  --border-active: #3d4f8a;
  --text: #c4c9d4;
  --text-dim: #5a6080;
  --text-bright: #e8ebf2;
  --accent: #4fc3f7;
  --accent-dim: #1a3650;
  --green: #66de8a;
  --yellow: #f7d44a;
  --red: #f76a6a;
}

body {
  font-family: 'SF Mono', 'JetBrains Mono', 'Consolas', monospace;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 13px;
  line-height: 1.5;
  background-image: linear-gradient(rgba(79,195,247,.02) 1px, transparent 1px), linear-gradient(90deg, rgba(79,195,247,.02) 1px, transparent 1px);
  background-size: 24px 24px;
}

.container { max-width: 960px; margin: 0 auto; padding: 24px }

header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 0 20px; border-bottom: 1px solid var(--border); margin-bottom: 20px;
}

.logo { display: flex; align-items: center; gap: 10px }

.logo-icon {
  width: 36px; height: 36px; background: var(--surface2);
  border: 1px solid var(--border); display: flex; align-items: center;
  justify-content: center; font-size: 18px; color: var(--accent);
}

h1 { font-size: 15px; font-weight: 400; color: var(--text-bright); letter-spacing: .5px; text-transform: uppercase }
.subtitle { font-size: 11px; color: var(--text-dim); letter-spacing: 1px; text-transform: uppercase }
.connection-status { display: flex; align-items: center; gap: 8px; font-size: 11px; color: var(--text-dim); letter-spacing: .5px; text-transform: uppercase }

.status-dot { width: 8px; height: 8px; display: inline-block; border-radius: 0 }
.status-dot.connected { background: var(--green); box-shadow: 0 0 6px rgba(102,222,138,.5) }
.status-dot.disconnected { background: var(--red); box-shadow: 0 0 6px rgba(247,106,106,.5) }
.status-dot.connecting { background: var(--yellow); animation: blink .8s infinite }

@keyframes blink { 0%,100% { opacity: 1 } 50% { opacity: .2 } }

.tabs {
  display: flex; gap: 2px; margin-bottom: 12px;
  background: var(--surface); border: 1px solid var(--border); padding: 2px;
}

.tab-btn {
  flex: 1; padding: 8px 12px; border: none; background: transparent;
  color: var(--text-dim); font-size: 11px; font-family: inherit;
  letter-spacing: 1px; text-transform: uppercase; cursor: pointer; transition: all .15s;
}

.tab-btn:hover { color: var(--text); background: var(--surface2) }
.tab-btn.active { background: var(--accent-dim); color: var(--accent); outline: 1px solid rgba(79,195,247,.3) }

.tab-content { display: none }
.tab-content.active { display: block; animation: fadeIn .15s ease }
@keyframes fadeIn { from { opacity: 0 } to { opacity: 1 } }

.connect-bar {
  display: flex; gap: 8px; align-items: center; margin-bottom: 12px;
  padding: 10px 12px; background: var(--surface); border: 1px solid var(--border);
}

.connect-label { font-size: 10px; color: var(--text-dim); letter-spacing: 1px; text-transform: uppercase }
.port-info { font-size: 11px; color: var(--text-dim); margin-left: auto }

.card {
  background: var(--surface); border: 1px solid var(--border); padding: 16px; margin-bottom: 12px;
}

.card h3 {
  font-size: 12px; color: var(--text-dim); letter-spacing: 1.5px; text-transform: uppercase;
  margin-bottom: 14px; padding-bottom: 8px; border-bottom: 1px solid var(--border);
}

.form-group { margin-bottom: 12px }

.form-group label {
  display: block; font-size: 11px; color: var(--text-dim);
  margin-bottom: 4px; letter-spacing: .5px; text-transform: uppercase;
}

select, input[type="text"], input[type="file"], .input-field {
  width: 100%; padding: 8px 10px; background: var(--bg);
  border: 1px solid var(--border); color: var(--text); font-size: 13px;
  font-family: inherit; outline: none; border-radius: 0; -webkit-appearance: none; appearance: none;
}

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%235a6080'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 10px center; padding-right: 28px;
}

select:focus, input:focus { border-color: var(--border-active) }
select option { background: var(--surface); color: var(--text) }

.fw-picker { display: grid; grid-template-columns: 1fr 1fr auto; gap: 8px }
.fw-picker .btn { white-space: nowrap }

.btn {
  padding: 8px 16px; border: 1px solid var(--border); background: var(--surface2);
  color: var(--text); font-size: 11px; font-family: inherit; letter-spacing: 1px;
  text-transform: uppercase; cursor: pointer; transition: all .15s;
  display: inline-flex; align-items: center; gap: 6px; text-decoration: none;
}

.btn:hover { background: var(--border); color: var(--text-bright) }
.btn:disabled { opacity: .25; cursor: not-allowed }
.btn-primary { border-color: rgba(79,195,247,.4); color: var(--accent) }
.btn-primary:hover { background: var(--accent-dim); border-color: var(--accent) }
.btn-success { border-color: rgba(102,222,138,.4); color: var(--green) }
.btn-success:hover { background: rgba(102,222,138,.1); border-color: var(--green) }
.btn-warning { border-color: rgba(247,212,74,.4); color: var(--yellow) }
.btn-warning:hover { background: rgba(247,212,74,.1); border-color: var(--yellow) }
.btn-danger { border-color: rgba(247,106,106,.4); color: var(--red) }
.btn-danger:hover { background: rgba(247,106,106,.1); border-color: var(--red) }

.btn-group { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px }
.btn-small { padding: 3px 8px; font-size: 10px; border: 1px solid var(--border); background: var(--bg); color: var(--text-dim); font-family: inherit; cursor: pointer; letter-spacing: .5px }
.btn-small:hover { background: var(--surface2); color: var(--text) }

.checkbox-group { display: flex; gap: 12px; flex-wrap: wrap }
.checkbox-label { display: flex; align-items: center; gap: 6px; font-size: 11px; color: var(--text-dim); cursor: pointer; letter-spacing: .5px }
.checkbox-label input[type="checkbox"] { width: 14px; height: 14px; accent-color: var(--accent) }

.progress-bar { height: 4px; background: var(--bg); border: 1px solid var(--border); margin: 10px 0; overflow: hidden }
.progress-fill { height: 100%; background: var(--accent); width: 0%; transition: width .3s }

.info-box { padding: 10px 12px; font-size: 11px; margin-top: 10px; line-height: 1.6; border: 1px solid var(--border) }
.info-box.info { border-color: rgba(79,195,247,.3); background: rgba(79,195,247,.05); color: var(--accent) }
.info-box.success { border-color: rgba(102,222,138,.3); background: rgba(102,222,138,.05); color: var(--green) }
.info-box.error { border-color: rgba(247,106,106,.3); background: rgba(247,106,106,.05); color: var(--red) }

.text-muted { color: var(--text-dim); font-size: 12px }

.template-filters { margin-bottom: 12px }
.search-input { width: 100%; padding: 8px 10px; background: var(--bg); border: 1px solid var(--border); color: var(--text); font-size: 13px; font-family: inherit; outline: none }
.search-input:focus { border-color: var(--border-active) }

.template-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 6px }

.template-card {
  background: var(--bg); border: 1px solid var(--border); padding: 12px; cursor: pointer; transition: all .15s;
}

.template-card:hover { border-color: var(--border-active) }
.template-card .name { font-size: 13px; color: var(--text-bright); margin-bottom: 2px }
.template-card .desc { font-size: 11px; color: var(--text-dim); margin-bottom: 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden }
.template-card .badge { font-size: 10px; padding: 1px 6px; background: var(--surface2); border: 1px solid var(--border); color: var(--text-dim); display: inline-block; letter-spacing: .5px }

.template-detail { margin-top: 12px; padding: 14px; background: var(--bg); border: 1px solid var(--border) }
.detail-header { display: flex; align-items: center; gap: 8px; margin-bottom: 6px }
.detail-header h4 { font-size: 13px; color: var(--text-bright) }
.badge { font-size: 10px; padding: 1px 6px; background: var(--accent-dim); border: 1px solid rgba(79,195,247,.3); color: var(--accent); display: inline-block; letter-spacing: .5px }
.pin-list { display: flex; flex-wrap: wrap; gap: 4px; margin: 8px 0 }
.pin-tag { font-size: 10px; padding: 2px 6px; background: rgba(102,222,138,.05); border: 1px solid rgba(102,222,138,.25); color: var(--green) }

.code-editor { width: 100%; padding: 10px; background: var(--bg); border: 1px solid var(--border); color: var(--text); font-family: inherit; font-size: 12px; line-height: 1.6; resize: vertical; tab-size: 4; outline: none }
.code-editor:focus { border-color: var(--border-active) }

.output-box { margin-top: 10px; padding: 10px; background: var(--bg); border: 1px solid var(--border); font-size: 12px; color: var(--text); max-height: 180px; overflow-y: auto; white-space: pre-wrap; word-break: break-all; line-height: 1.6 }

.terminal { background: var(--bg); border: 1px solid var(--border) }
.terminal-header { display: flex; justify-content: space-between; align-items: center; padding: 6px 10px; background: var(--surface2); border-bottom: 1px solid var(--border); font-size: 10px; color: var(--text-dim); letter-spacing: 1px; text-transform: uppercase }
.terminal-content { padding: 10px; min-height: 280px; max-height: 360px; overflow-y: auto; font-family: inherit; font-size: 12px; line-height: 1.6; color: var(--text); white-space: pre-wrap; word-break: break-all }
.terminal-content .info { color: var(--text-dim) }
.terminal-content .error { color: var(--red) }
.terminal-content .success { color: var(--green) }

.terminal-input-group { display: flex; gap: 6px; margin-top: 6px }
.terminal-input { flex: 1; padding: 8px 10px; background: var(--bg); border: 1px solid var(--border); color: var(--text); font-family: inherit; font-size: 13px; outline: none }
.terminal-input:focus { border-color: var(--border-active) }
.terminal-input:disabled { opacity: .3 }

.loading { grid-column: 1 / -1; text-align: center; padding: 40px; color: var(--text-dim); font-size: 12px }

.toast { position: fixed; bottom: 20px; right: 20px; padding: 10px 16px; border: 1px solid var(--border); font-size: 12px; font-family: inherit; z-index: 1000; opacity: 0; transform: translateY(8px); transition: all .2s; max-width: 380px; background: var(--surface) }
.toast.show { opacity: 1; transform: translateY(0) }
.toast.success { border-color: var(--green); color: var(--green) }
.toast.error { border-color: var(--red); color: var(--red) }
.toast.info { border-color: var(--accent); color: var(--accent) }

::-webkit-scrollbar { width: 6px; height: 6px }
::-webkit-scrollbar-track { background: var(--bg) }
::-webkit-scrollbar-thumb { background: var(--border) }
::-webkit-scrollbar-thumb:hover { background: var(--border-active) }

@media (max-width: 640px) {
  .container { padding: 12px }
  header { flex-direction: column; gap: 10px; align-items: flex-start }
  .tabs { flex-wrap: wrap }
  .tab-btn { flex: 1 1 45%; text-align: center }
  .template-grid { grid-template-columns: 1fr }
  .connect-bar { flex-wrap: wrap }
  .btn-group { flex-direction: column }
  .btn { justify-content: center }
}