/* BWC AI Text To Speech — light theme */
:root {
  --bg: #f0f4f8;
  --surface: #ffffff;
  --border: #d8dee8;
  --text: #1a2332;
  --muted: #5c6b7f;
  --accent: #1e6fd9;
  --accent-hover: #1558b8;
  --danger: #c53030;
  --radius: 14px;
  --shadow: 0 1px 3px rgba(15, 23, 42, 0.08);
  --shadow-card: 0 4px 20px rgba(15, 23, 42, 0.06);
  --font-ui: "DM Sans", system-ui, sans-serif;
  --font-urdu: "Noto Nastaliq Urdu", serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(165deg, #e8f0fa 0%, #f5f7fb 45%, #eef2f7 100%);
  color: var(--text);
  font-family: var(--font-ui);
  line-height: 1.5;
}

.page {
  max-width: 1220px;
  margin: 0 auto;
  padding: 2rem 1.25rem 2.5rem;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(300px, 1fr);
  gap: 1.1rem;
  align-items: start;
}

.main-col,
.side-col {
  min-width: 0;
}

.hero h1 {
  font-size: 1.85rem;
  font-weight: 700;
  margin: 0 0 0.35rem;
  letter-spacing: -0.03em;
  color: var(--text);
}

.hero .sub {
  margin: 0 0 1.1rem;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.55;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem 1.25rem;
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-card);
}

.settings-card {
  position: sticky;
  top: 1rem;
}

.path-details {
  margin-bottom: 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.65rem 1rem;
  background: #f8fafc;
}

.path-title {
  margin: 0 0 0.75rem;
  font-family: var(--font-ui);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

.path-help {
  margin: 0 0 0.75rem;
  font-size: 0.84rem;
  color: var(--muted);
  line-height: 1.55;
}

.path-help code {
  font-family: ui-monospace, monospace;
  font-size: 0.88em;
  color: var(--accent);
  background: rgba(30, 111, 217, 0.1);
  padding: 0.12em 0.4em;
  border-radius: 4px;
}

.path-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  margin: 0.5rem 0 0.25rem;
  font-family: var(--font-ui);
}

.path-input {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  font-family: ui-monospace, "Cascadia Code", monospace;
  font-size: 0.85rem;
  text-overflow: ellipsis;
}

.path-input:focus {
  outline: 2px solid rgba(30, 111, 217, 0.35);
  outline-offset: 1px;
  border-color: var(--accent);
}

.path-details .path-help strong {
  font-weight: 600;
  color: var(--text);
}

.path-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
}

.path-preview {
  margin: 0.35rem 0 0;
  padding: 0.45rem 0.6rem;
  border-radius: 7px;
  background: #eef3fb;
  border: 1px solid #d8e2f0;
  color: #38506e;
  font-size: 0.74rem;
  line-height: 1.35;
  word-break: break-all;
}

.settings-msg {
  font-size: 0.88rem;
  color: #15803d;
  font-weight: 500;
}

.path-resolved {
  margin: 0.75rem 0 0;
  font-size: 0.78rem;
  color: var(--muted);
  word-break: break-all;
  line-height: 1.45;
}

.input-card label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  font-family: var(--font-ui);
  font-size: 1.05rem;
  color: var(--text);
}

textarea#txt {
  width: 100%;
  min-height: 132px;
  padding: 1rem 1.1rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  font-family: var(--font-urdu), var(--font-ui);
  font-size: 1.08rem;
  line-height: 2;
  resize: vertical;
  box-shadow: var(--shadow);
}

textarea#txt:focus {
  outline: 2px solid rgba(30, 111, 217, 0.35);
  outline-offset: 1px;
  border-color: var(--accent);
}

.row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-top: 0.9rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.5rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  text-decoration: none;
  font-family: var(--font-ui);
  transition: background 0.15s, transform 0.1s;
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.btn.primary {
  background: var(--accent);
  color: #fff;
  min-width: 138px;
}

.btn.primary:hover:not(:disabled) {
  background: var(--accent-hover);
}

.btn.secondary {
  background: #fff;
  color: var(--accent);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.btn.secondary:hover:not(:disabled) {
  background: var(--bg);
  border-color: var(--accent);
}

.btn.ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  margin-top: 0.75rem;
  font-size: 0.88rem;
}

.btn.ghost:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(30, 111, 217, 0.05);
}

.status {
  color: var(--muted);
  font-size: 0.9rem;
  font-family: var(--font-ui);
}

.results h2 {
  font-size: 1.2rem;
  margin: 0 0 0.9rem;
  font-family: var(--font-ui);
  font-weight: 600;
  color: var(--text);
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 720px) {
  .page {
    padding: 1.2rem 0.9rem 2rem;
  }

  .layout {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .settings-card {
    position: static;
  }

  .grid {
    grid-template-columns: 1fr;
  }
}

.audio-card h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
  font-family: var(--font-ui);
  font-weight: 600;
}

.audio-card .hint {
  margin: 0 0 0.85rem;
  font-size: 0.84rem;
  color: var(--muted);
  line-height: 1.5;
}

audio {
  width: 100%;
  height: 40px;
  margin-bottom: 0.25rem;
}

.error {
  color: var(--danger);
  padding: 0.75rem 1rem;
  background: rgba(197, 48, 48, 0.08);
  border: 1px solid rgba(197, 48, 48, 0.25);
  border-radius: 10px;
  font-size: 0.9rem;
}

.hidden {
  display: none !important;
}