:root {
  --bg: #fdf6ec;
  --surface: #ffffff;
  --border: #e8ddc8;
  --accent: #e07a5f;
  --accent-dark: #c85f45;
  --text: #3d3229;
  --muted: #8a7d6b;
  --radius: 14px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  min-height: 100vh;
}

header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 28px 40px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.logo { font-size: 2rem; }
header h1 { font-size: 1.4rem; font-weight: 700; }
header p { font-size: 0.85rem; color: var(--muted); margin-top: 2px; }

main {
  max-width: 640px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.field { margin-bottom: 20px; }

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
}

input[type="text"],
input[type="number"],
input[type="password"],
input[type="file"],
select,
textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  background: var(--surface);
  color: var(--text);
}

textarea { resize: vertical; }

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.hint {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 4px;
}

button, .btn-primary {
  display: inline-block;
  background: var(--accent);
  color: white;
  border: none;
  padding: 12px 24px;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s;
}

button:hover, .btn-primary:hover { background: var(--accent-dark); }
button:disabled { opacity: 0.6; cursor: not-allowed; }

.hidden { display: none !important; }

#progress-panel, #result-panel {
  margin-top: 32px;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

#progress-step { font-size: 1rem; margin-bottom: 14px; }

.progress-bar {
  width: 100%;
  height: 12px;
  background: var(--border);
  border-radius: 6px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  transition: width 0.3s ease;
}

#progress-pct {
  margin-top: 8px;
  font-size: 0.8rem;
  color: var(--muted);
}

.error { color: #c0392b; margin-top: 10px; }

#result-panel h2 { margin-bottom: 16px; }

.thumbnails {
  display: flex;
  gap: 12px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.thumbnails img {
  width: 140px;
  height: auto;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.tabs {
  display: flex;
  gap: 4px;
  max-width: 640px;
  margin: 0 auto;
  padding: 16px 24px 0;
}

.tab-btn {
  background: transparent;
  color: var(--muted);
  border: none;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  padding: 10px 16px;
  font-size: 0.9rem;
  font-weight: 600;
}

.tab-btn:hover { background: transparent; color: var(--text); }

.tab-btn.active {
  color: var(--accent-dark);
  border-bottom-color: var(--accent);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.settings-heading {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin: 28px 0 16px;
}

.settings-heading:first-child { margin-top: 0; }

.setting-status.configured { color: #2e7d32; }
.setting-status.env { color: #8a6d1f; }
.setting-status.unconfigured { color: var(--muted); }

.saved-msg {
  color: #2e7d32;
  font-size: 0.85rem;
  margin-top: 10px;
}

.saved-msg.error { color: #c0392b; }