:root {
  color-scheme: light;
  --bg-top: #f5efe6;
  --bg-bottom: #d6e4f0;
  --panel: rgba(255, 255, 255, 0.86);
  --text: #1f2937;
  --muted: #5b6472;
  --primary: #0f766e;
  --danger: #b91c1c;
  --border: rgba(31, 41, 55, 0.12);
  --shadow: 0 20px 45px rgba(15, 23, 42, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Space Grotesk", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.95), transparent 35%),
    linear-gradient(160deg, var(--bg-top), var(--bg-bottom));
}

button,
input,
textarea {
  font: inherit;
}

.page-shell {
  min-height: 100vh;
  padding: 24px;
}

.panel {
  width: min(100%, 1100px);
  margin: 0 auto;
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: var(--panel);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}

.hero {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.badge {
  padding: 10px 14px;
  border-radius: 999px;
  font-weight: 700;
  white-space: nowrap;
}

.badge.live {
  background: #dcfce7;
  color: #166534;
}

.badge.idle {
  background: #e5e7eb;
  color: #374151;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 700;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 0.95;
}

.intro {
  margin: 16px 0 24px;
  color: var(--muted);
  max-width: 65ch;
}

.ws-form,
.console-section {
  margin-top: 24px;
}

.ws-form,
.console-section,
.log-entry,
.order-card,
.result-card {
  animation: fade-up 0.3s ease;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

label {
  display: grid;
  gap: 8px;
  font-weight: 500;
  margin-bottom: 12px;
}

input,
textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.9);
}

textarea {
  resize: vertical;
  min-height: 88px;
}

button,
.toolbar button {
  border: 0;
  border-radius: 14px;
  padding: 12px 16px;
  cursor: pointer;
  transition: transform 0.18s ease, opacity 0.18s ease, background 0.18s ease;
  background: var(--primary);
  color: white;
  font-weight: 700;
}

button:hover,
.toolbar button:hover {
  transform: translateY(-1px);
}

.toolbar {
  display: flex;
  gap: 10px;
  margin: 18px 0 12px;
  flex-wrap: wrap;
}

.toolbar-tight {
  margin-top: 0;
  align-items: end;
}

.toolbar .ghost {
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--border);
  color: var(--text);
}

.toolbar .danger {
  color: var(--danger);
}

.threshold-control {
  min-width: 220px;
  margin: 0;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--border);
  font-weight: 600;
}

.checkbox-row input {
  width: 18px;
  height: 18px;
  margin: 0;
  padding: 0;
}

.auth-section {
  padding-top: 8px;
}

.auth-form {
  margin-top: 0;
}

.auth-summary {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.keepalive-grid {
  margin-top: 12px;
}
.summary-chip {
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--border);
  font-weight: 600;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.section-head h2 {
  margin: 0;
  font-size: 1.1rem;
}

.status {
  margin: 12px 0;
  color: var(--muted);
}

.status.error {
  color: var(--danger);
}

.orders-grid,
.sequence-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
}

.order-card,
.result-card {
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--border);
}

.order-top,
.result-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.order-top strong {
  font-size: 1.4rem;
}

.reward-pill {
  padding: 6px 10px;
  border-radius: 999px;
  background: #ecfdf5;
  color: #047857;
  font-size: 0.9rem;
  font-weight: 700;
}

.order-meta {
  color: var(--muted);
  margin-top: 6px;
  word-break: break-word;
}

.result-card pre,
.log-entry pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: Consolas, "Courier New", monospace;
}

.log {
  display: grid;
  gap: 12px;
  max-height: 480px;
  overflow: auto;
  padding-right: 4px;
}

.log-entry {
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--border);
}

.log-entry.system {
  border-left: 4px solid #0f766e;
}

.log-entry.incoming {
  border-left: 4px solid #2563eb;
}

.log-entry.outgoing {
  border-left: 4px solid #7c3aed;
}

.log-entry.error {
  border-left: 4px solid #b91c1c;
}

.log-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.92rem;
}

.empty-log {
  margin: 0;
  color: var(--muted);
}

.danger {
  color: var(--danger);
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

@media (max-width: 640px) {
  .panel {
    padding: 22px;
  }

  .hero,
  .form-grid {
    display: grid;
    grid-template-columns: 1fr;
  }

  .order-top,
  .result-head,
  .log-meta {
    flex-direction: column;
    align-items: flex-start;
  }
}