First commit

src/static/style.css

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+/* ── Reset & base ──────────────────────────────────────────────────────────── */
+*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
+
+:root {
+  --bg:         #0f0f1a;
+  --surface:    #1c1c2e;
+  --surface2:   #252540;
+  --border:     #2e2e50;
+  --primary:    #4f8ef7;
+  --primary-dk: #3a72d6;
+  --green:      #27ae6e;
+  --green-dk:   #1e9057;
+  --red:        #e05260;
+  --yellow:     #f0a843;
+  --text:       #e2e2f0;
+  --text-muted: #8888aa;
+  --radius:     12px;
+  --shadow:     0 4px 24px rgba(0,0,0,.45);
+}
+
+body {
+  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
+  background: var(--bg);
+  color: var(--text);
+  min-height: 100dvh;
+  -webkit-font-smoothing: antialiased;
+}
+
+.hidden { display: none !important; }
+
+/* ── Layout helpers ────────────────────────────────────────────────────────── */
+.card {
+  background: var(--surface);
+  border: 1px solid var(--border);
+  border-radius: var(--radius);
+  padding: 2rem;
+  box-shadow: var(--shadow);
+}
+
+/* ── Form elements ─────────────────────────────────────────────────────────── */
+input, select, textarea {
+  width: 100%;
+  background: var(--surface2);
+  border: 1px solid var(--border);
+  border-radius: 8px;
+  color: var(--text);
+  font-size: 1rem;
+  padding: .65rem 1rem;
+  outline: none;
+  transition: border-color .2s;
+}
+input:focus, select:focus, textarea:focus {
+  border-color: var(--primary);
+}
+label {
+  display: block;
+  font-size: .85rem;
+  color: var(--text-muted);
+  margin-bottom: .35rem;
+}
+.field { margin-bottom: 1rem; }
+
+/* ── Buttons ───────────────────────────────────────────────────────────────── */
+.btn {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  gap: .5rem;
+  font-size: .95rem;
+  font-weight: 600;
+  border: none;
+  border-radius: 8px;
+  padding: .65rem 1.4rem;
+  cursor: pointer;
+  transition: opacity .15s, transform .1s;
+  white-space: nowrap;
+}
+.btn:active { transform: scale(.97); }
+.btn:disabled { opacity: .55; cursor: not-allowed; transform: none; }
+
+.btn-primary  { background: var(--primary);  color: #fff; }
+.btn-primary:not(:disabled):hover  { background: var(--primary-dk); }
+.btn-danger   { background: var(--red);      color: #fff; }
+.btn-danger:not(:disabled):hover   { opacity: .85; }
+.btn-ghost    { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }
+.btn-ghost:not(:disabled):hover    { background: var(--border); }
+.btn-full { width: 100%; }
+
+/* ── Gate buttons ──────────────────────────────────────────────────────────── */
+.gate-btn {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  gap: .4rem;
+  padding: 1.25rem .75rem;
+  border: none;
+  border-radius: var(--radius);
+  font-size: .9rem;
+  font-weight: 700;
+  cursor: pointer;
+  transition: transform .12s, box-shadow .12s, opacity .15s;
+  min-height: 96px;
+  position: relative;
+  overflow: hidden;
+}
+.gate-btn .icon { font-size: 1.8rem; line-height: 1; }
+.gate-btn.car         { background: var(--primary);  color: #fff; }
+.gate-btn.pedestrian  { background: var(--green);    color: #fff; }
+.gate-btn:not(:disabled):active { transform: scale(.94); }
+.gate-btn:disabled { opacity: .55; cursor: not-allowed; }
+
+.gate-btn.loading::after {
+  content: "";
+  position: absolute;
+  inset: 0;
+  background: rgba(255,255,255,.15);
+  animation: pulse 1s infinite;
+}
+.gate-btn.ok    { box-shadow: 0 0 0 3px #27ae6e; }
+.gate-btn.fail  { box-shadow: 0 0 0 3px var(--red); }
+
+@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }
+
+/* ── Toast ─────────────────────────────────────────────────────────────────── */
+.toast {
+  position: fixed;
+  bottom: 1.5rem;
+  left: 50%;
+  transform: translateX(-50%);
+  background: var(--surface2);
+  border: 1px solid var(--border);
+  border-radius: 8px;
+  padding: .75rem 1.5rem;
+  font-size: .9rem;
+  font-weight: 600;
+  box-shadow: var(--shadow);
+  z-index: 9999;
+  transition: opacity .3s;
+  pointer-events: none;
+}
+.toast.success { border-color: var(--green);   color: var(--green);  }
+.toast.error   { border-color: var(--red);     color: var(--red);    }
+.toast.fade    { opacity: 0; }
+
+/* ── Tables ────────────────────────────────────────────────────────────────── */
+.table-wrap { overflow-x: auto; }
+table { width: 100%; border-collapse: collapse; font-size: .9rem; }
+th { background: var(--surface2); color: var(--text-muted); font-weight: 600;
+     text-align: left; padding: .65rem 1rem; border-bottom: 1px solid var(--border); }
+td { padding: .65rem 1rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
+tr:last-child td { border-bottom: none; }
+
+/* ── Badges ────────────────────────────────────────────────────────────────── */
+.badge {
+  display: inline-block;
+  font-size: .75rem;
+  font-weight: 700;
+  border-radius: 99px;
+  padding: .2rem .7rem;
+}
+.badge-green  { background: rgba(39,174,110,.2); color: var(--green); }
+.badge-red    { background: rgba(224,82,96,.2);  color: var(--red);   }
+.badge-yellow { background: rgba(240,168,67,.2); color: var(--yellow); }
+.badge-muted  { background: var(--surface2);     color: var(--text-muted); }
+
+/* ── Modal ─────────────────────────────────────────────────────────────────── */
+.modal-backdrop {
+  position: fixed;
+  inset: 0;
+  background: rgba(0,0,0,.6);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  z-index: 1000;
+  padding: 1rem;
+}
+.modal {
+  background: var(--surface);
+  border: 1px solid var(--border);
+  border-radius: var(--radius);
+  padding: 1.75rem;
+  width: 100%;
+  max-width: 440px;
+  box-shadow: var(--shadow);
+}
+.modal h3 { margin-bottom: 1.25rem; font-size: 1.1rem; }
+.modal-actions { display: flex; gap: .75rem; justify-content: flex-end; margin-top: 1.25rem; }
+
+/* ── Error text ────────────────────────────────────────────────────────────── */
+.error-msg { color: var(--red); font-size: .85rem; margin-top: .5rem; }