:root {
  color-scheme: light;
  --bg: #f3f6fb;
  --panel: #ffffff;
  --text: #1a2133;
  --muted: #59627a;
  --primary: #1f7ae0;
  --primary-hover: #1665bb;
  --border: #dbe3f2;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Noto Sans KR", "Apple SD Gothic Neo", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top right, #d2e4ff 0%, transparent 42%),
    linear-gradient(180deg, #f8fbff 0%, var(--bg) 70%);
  min-height: 100vh;
}

.container {
  max-width: 920px;
  margin: 0 auto;
  padding: 32px 18px 48px;
}

h1 {
  margin: 0 0 20px;
  font-size: 1.9rem;
}

h2 {
  margin: 0 0 12px;
  font-size: 1.15rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 14px;
  box-shadow: 0 8px 20px rgba(35, 57, 94, 0.06);
}

.controls,
.ws-row,
.options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

button,
select,
input[type="text"],
input[type="date"] {
  height: 38px;
  border-radius: 9px;
  border: 1px solid var(--border);
  padding: 0 12px;
  font-size: 0.96rem;
}

button {
  background: var(--primary);
  color: white;
  border: none;
  cursor: pointer;
  transition: background-color 120ms ease;
}

button:hover:not(:disabled) {
  background: var(--primary-hover);
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

input[type="text"],
input[type="date"],
select {
  background: #fff;
  color: var(--text);
}

.inline-field {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
}

.check {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
}

.ws-url {
  flex: 1 1 340px;
}

.ws-url input {
  width: 100%;
}

.status {
  margin: 0 0 10px;
  color: var(--muted);
}

label {
  display: block;
  margin: 8px 0 6px;
  color: var(--muted);
}

textarea {
  width: 100%;
  resize: vertical;
  border-radius: 10px;
  border: 1px solid var(--border);
  padding: 12px;
  font-size: 0.96rem;
  line-height: 1.5;
}

#finalText {
  min-height: 180px;
}

#interimText {
  min-height: 100px;
  background: #f7f9fd;
}

#wsMessages {
  min-height: 130px;
  background: #f5f8ff;
}

#sessionSelect {
  width: 100%;
  margin-bottom: 10px;
}

#reportPreview {
  min-height: 240px;
  background: #f8fbff;
}

@media (max-width: 640px) {
  h1 {
    font-size: 1.5rem;
  }

  .container {
    padding: 22px 14px 30px;
  }

  .panel {
    padding: 12px;
  }
}