:root {
  --bg: #0b0f19;
  --card: rgba(13, 20, 36, 0.85);
  --accent: #ff9f43;
  --accent-dark: #cc7d28;
  --text: #e8edf9;
  --muted: #9aa6c9;
}

.loading-hint {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 6px 4px 0;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.loading-hint.show {
  opacity: 1;
  transform: translateY(0);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", system-ui, sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top, #1b2440 0%, #090c14 55%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
}

.shell {
  width: min(560px, 100%);
}

.card {
  background: var(--card);
  border-radius: 28px;
  padding: 32px;
  box-shadow: 0 20px 45px rgba(5, 8, 15, 0.6);
  backdrop-filter: blur(18px);
}

header h1 {
  font-family: "Playfair Display", "Times New Roman", serif;
  font-size: clamp(2.4rem, 4vw, 3.1rem);
  margin: 8px 0;
}

header .brand {
  font-family: "Playfair Display", "Times New Roman", serif;
  font-size: 1.25rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin: 0;
}

header .eyebrow {
  letter-spacing: 0.3em;
  text-transform: uppercase;
  font-size: 0.75rem;
  color: var(--muted);
}

header .lede {
  color: var(--muted);
  margin-bottom: 24px;
  line-height: 1.5;
}

form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

label {
  font-size: 0.95rem;
  color: var(--muted);
}

.input-row {
  background: rgba(232, 237, 249, 0.07);
  border-radius: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  font-size: 1rem;
}

.input-row span {
  color: var(--muted);
}

.input-row input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 1rem;
  color: var(--text);
  outline: none;
}

button {
  border: none;
  border-radius: 999px;
  padding: 14px 22px;
  font-size: 1rem;
  font-weight: 600;
  color: #0b0f19;
  background: var(--accent);
  cursor: pointer;
  transition: background 0.2s ease;
  margin-top: 4px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

button:hover {
  background: var(--accent-dark);
}

.spinner {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid rgba(11, 15, 25, 0.35);
  border-top-color: #0b0f19;
  animation: spin 0.9s linear infinite;
  opacity: 0;
  transition: opacity 0.2s ease;
}

button.is-loading {
  background: var(--accent-dark);
}

button.is-loading .spinner {
  opacity: 1;
}

button.is-loading .btn-label {
  opacity: 0.7;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.result {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.result pre {
  white-space: pre-wrap;
  background: rgba(232, 237, 249, 0.05);
  padding: 16px;
  border-radius: 16px;
  font-family: "Manrope", system-ui, sans-serif;
  line-height: 1.6;
}

.share-row {
  margin-top: 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.share-btn {
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: transparent;
  color: var(--text);
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 0.95rem;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.share-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(255, 159, 67, 0.08);
}

.share-btn.share-whatsapp {
  border-color: #25d366;
  color: #25d366;
}

.share-btn.share-whatsapp:hover {
  background: rgba(37, 211, 102, 0.12);
}

.share-btn.share-copy::before {
  content: '🔗';
  margin-right: 6px;
}

.share-btn.share-email::before {
  content: '✉️';
  margin-right: 6px;
}

.share-btn.share-linkedin {
  border-color: #0a66c2;
  color: #0a66c2;
}

.share-btn.share-linkedin::before {
  content: 'in';
  font-weight: 700;
  font-size: 0.85rem;
  margin-right: 6px;
}

.share-hint {
  font-size: 0.9rem;
  color: var(--accent);
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.share-hint.show {
  opacity: 1;
  transform: translateY(0);
}

.share-note {
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.4;
}

audio {
  width: 100%;
  margin-top: 16px;
}

.error {
  margin-top: 20px;
  padding: 14px;
  border-radius: 12px;
  background: rgba(255, 99, 132, 0.1);
  color: #ffc7d4;
}

@media (max-width: 600px) {
  body {
    padding: 16px;
  }
  .card {
    padding: 24px;
  }
}