* {
  box-sizing: border-box;
  font-family:
    Inter,
    system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    "Helvetica Neue",
    Arial;
}
:root {
  --primary: #cb997e;
  --secondary: #e6b57e;
  --primary-dark: #a27a64;
  --muted: #e9d7c3;
  --soft: #ffe8d6;
  --text-dark: #3b2f2f;
}

body {
  margin: 0;
  background: var(--soft);
  color: var(--text-dark);
}
header {
  padding: 22px;
  text-align: center;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  color: white;
}
header {
  padding: 28px 22px;
  text-align: center;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  color: white;
  position: relative;
  overflow: hidden;
  border-bottom-left-radius: 18px;
  border-bottom-right-radius: 18px;
  box-shadow: 0 8px 30px rgba(203, 153, 126, 0.08);
}
header h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.2px;
  color: var(--text-dark);
}
header .subtitle {
  margin: 8px 0 0;
  font-size: 14px;
  opacity: 0.95;
  color: rgba(59, 47, 47, 0.85);
}

.chips {
  margin-top: 12px;
  display: inline-flex;
  gap: 8px;
}
.chip {
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.85);
  font-size: 13px;
  color: var(--text-dark);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}
.chip.polling {
  border-left: 4px solid var(--muted);
}
.chip.ws {
  border-left: 4px solid var(--primary);
}
.compare {
  display: flex;
  gap: 18px;
  padding: 20px;
  max-width: 1100px;
  margin: 18px auto;
}
.panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: white;
  border-radius: 8px;
  box-shadow: 0 6px 18px rgba(16, 24, 40, 0.08);
  overflow: hidden;
}
.panel h2 {
  margin: 12px 16px;
  font-size: 16px;
}
.chat-window {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 12px;
}
.messages {
  flex: 1;
  overflow: auto;
  padding: 14px;
  border-radius: 10px;
  background: #fbfdff;
  border: 1px solid #eef2ff;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.message {
  margin: 0;
  padding: 18px 14px 10px 14px;
  border-radius: 14px;
  display: block;
  max-width: 72%;
  line-height: 1.3;
  position: relative;
}
.message .meta {
  display: block;
  font-size: 12px;
  color: rgba(59, 47, 47, 0.65);
  margin-bottom: 8px;
  padding-right: 36px;
}
.msg-from {
  background: var(--muted);
  color: var(--text-dark);
  align-self: flex-start;
}
.msg-me {
  background: var(--primary);
  color: var(--text-dark);
  align-self: flex-end;
}

.delete-btn {
  position: absolute;
  top: 8px;
  right: 10px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  background: rgba(255, 255, 255, 0.95);
  color: var(--text-dark);
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 14px;
  line-height: 1;
  min-width: 26px;
  min-height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 1px 4px rgba(16, 24, 40, 0.06);
}
.delete-btn:hover {
  background: #fff;
  color: rgba(59, 47, 47, 0.95);
  transform: translateY(-1px);
}
.delete-btn:disabled {
  opacity: 0.5;
  cursor: default;
  transform: none;
}
.chat-form {
  display: flex;
  gap: 8px;
  padding-top: 10px;
}
.chat-form input[type="text"] {
  flex: 1;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #e6eef8;
}
.chat-form input#polling-name,
.chat-form input#ws-name {
  width: 120px;
}
.chat-form button {
  padding: 10px 14px;
  border-radius: 8px;
  border: none;
  background: var(--primary-dark);
  color: #ffffff;
  cursor: pointer;
  font-weight: 600;
  box-shadow: 0 3px 8px rgba(162, 122, 100, 0.12);
  transition:
    transform 0.08s ease,
    box-shadow 0.12s ease,
    background-color 0.12s ease;
}
.chat-form button:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(162, 122, 100, 0.14);
}
.chat-form button:active {
  transform: translateY(0);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
}
.chat-form button:focus {
  outline: 3px solid rgba(162, 122, 100, 0.18);
  outline-offset: 2px;
}
@media (max-width: 800px) {
  .compare {
    flex-direction: column;
    padding: 12px;
  }
  .chat-form input#polling-name,
  .chat-form input#ws-name {
    width: 100px;
  }
}