:root {
  --bg: #d9e3f0;
  --card: #ffffff;
  --text: #1f2b3d;
  --muted: #4f5f78;
  --btn: #1565c0;
  --btn-hover: #0f4f98;
  --btn-secondary: #334155;
  --border: #c6d3e4;
  --code-bg: #0b1730;
  --code-text: #dbe8ff;
  --login-orange: #f28a22;
  --login-orange-hover: #ff9c3a;
  --login-card-bg: rgba(26, 23, 44, 0.82);
  --login-card-border: rgba(255, 255, 255, 0.2);
  --app-gradient:
    radial-gradient(1200px 500px at 50% -120px, rgba(198, 79, 120, 0.35), transparent 70%),
    radial-gradient(1300px 700px at 50% 35%, rgba(93, 47, 147, 0.45), transparent 70%),
    linear-gradient(180deg, #6c3469 0%, #2d1d54 45%, #080c2a 100%);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: var(--app-gradient);
  color: var(--text);
  min-height: 100vh;
}

/* Avoid first-paint flash before app.js sets final mode */
body.booting {
  opacity: 0;
}

html.pre-login body,
html.pre-auth body {
  background: var(--app-gradient);
}

.shell {
  max-width: 1680px;
  width: calc(100vw - 24px);
  margin: 0 auto;
  padding: 14px 8px 24px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}

.topbar h1 {
  margin: 0;
  font-size: 34px;
  line-height: 1.1;
}

.topbar p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 18px;
}

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

.session-label {
  color: var(--muted);
  font-size: 18px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 10px;
  box-shadow: 0 1px 1px rgba(31, 43, 61, 0.05);
}

.card h2 {
  margin: 0;
  font-size: 28px;
}

.card p {
  margin: 0 0 12px;
  font-size: 20px;
}

.selector-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.btn {
  appearance: none;
  border: 0;
  border-radius: 10px;
  background: var(--btn);
  color: white;
  cursor: pointer;
  padding: 9px 14px;
  font-size: 20px;
  font-weight: 700;
  transition: background 0.18s ease;
}

.btn:hover {
  background: var(--btn-hover);
}

.btn:disabled {
  background: #9eb2c9;
  cursor: not-allowed;
}

.btn.secondary {
  background: var(--btn-secondary);
}

.btn-compact {
  font-size: 16px;
  padding: 7px 12px;
  border-radius: 8px;
}

.selector-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

#apiSelector {
  position: sticky;
  top: 10px;
  z-index: 30;
  backdrop-filter: blur(6px);
  box-shadow: 0 8px 20px rgba(8, 12, 42, 0.18);
}

.active-api {
  color: #0f4f98;
  font-size: 17px;
  font-weight: 800;
  margin: 0;
  padding: 6px 10px;
  border: 1px solid #b7cdf0;
  border-radius: 8px;
  background: #eef5ff;
}

#statusInfo {
  margin: 0;
  padding: 12px;
  border-radius: 10px;
  background: var(--code-bg);
  color: var(--code-text);
  font-size: 16px;
  overflow-x: auto;
  white-space: pre-wrap;
}

#swagger-ui {
  border: 1px solid #d9e5f5;
  border-radius: 10px;
  overflow: hidden;
}

/* Login screen only (before authentication) */
body.login-mode,
body.app-mode {
  background: var(--app-gradient);
}

/* Logged-in readability over dark gradient */
body.app-mode .topbar h1 {
  color: #f4f7ff;
}

body.app-mode .session-label {
  color: rgba(244, 247, 255, 0.9);
}

/* Subtitle removed by request (safe even if element exists in other copies) */
#subtitleText {
  display: none !important;
}

body.login-mode {
  color: #f4f7ff;
}

body.login-mode .shell {
  max-width: 480px;
  min-height: 100vh;
  width: 100%;
  padding: 28px 18px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

body.login-mode .topbar {
  display: block;
  text-align: center;
  margin-bottom: 14px;
}

body.login-mode .topbar h1 {
  font-size: 40px;
  letter-spacing: 0.2px;
  color: #f9fbff;
  margin-bottom: 8px;
}

body.login-mode .topbar p {
  color: rgba(239, 243, 255, 0.82);
  font-size: 17px;
}

body.login-mode .topbar-actions {
  position: fixed;
  top: 16px;
  right: 22px;
}

body.login-mode .session-label {
  color: rgba(230, 235, 250, 0.7);
  font-size: 14px;
}

body.login-mode #authCard {
  border-radius: 12px;
  background: var(--login-card-bg);
  border: 1px solid var(--login-card-border);
  padding: 22px;
  box-shadow: 0 18px 48px rgba(4, 8, 27, 0.48);
  backdrop-filter: blur(4px);
}

body.login-mode #authCard h2 {
  color: #ffffff;
  font-size: 32px;
  margin-bottom: 8px;
}

body.login-mode #authCard p {
  color: rgba(232, 238, 255, 0.85);
  font-size: 18px;
}

body.login-mode #loginBtn {
  width: 100%;
  border-radius: 8px;
  font-size: 17px;
  font-weight: 800;
  background: var(--login-orange);
  color: #111827;
  padding: 10px 14px;
}

body.login-mode #loginBtn:hover {
  background: var(--login-orange-hover);
}

@media (max-width: 768px) {
  .shell {
    padding: 14px 10px 24px;
  }

  .topbar {
    flex-direction: column;
  }

  .topbar h1 {
    font-size: 28px;
  }

  .topbar p {
    font-size: 18px;
  }

  .session-label {
    font-size: 16px;
  }

  .card h2 {
    font-size: 24px;
  }

  .card p,
  .btn,
  .active-api {
    font-size: 16px;
  }

  .selector-bar {
    align-items: flex-start;
  }

  #apiSelector {
    top: 8px;
  }

  body.login-mode .shell {
    padding: 22px 14px;
  }

  body.login-mode .topbar h1 {
    font-size: 34px;
  }

  body.login-mode #authCard h2 {
    font-size: 28px;
  }
}