/* Minimal, clean styles for Phase 1 */
:root {
  --bg: #0b0d10;
  --card: #13171c;
  --muted: #939aa3;
  --text: #e7ecf2;
  --accent: #3b82f6;
  --accent-2: #22c55e;
  --danger: #ef4444;
  --border: #232a32;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(0,0,0,0.35);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: radial-gradient(1200px 800px at 20% -10%, rgba(59,130,246,0.08), transparent 40%),
              radial-gradient(800px 600px at 110% 10%, rgba(34,197,94,0.08), transparent 40%),
              var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, "Helvetica Neue", Arial, "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.5;
}

.container {
  max-width: 820px;
  margin: 32px auto 64px;
  padding: 0 16px;
}

.header h1 {
  margin: 0 0 8px;
  letter-spacing: 0.3px;
}
.sub { color: var(--muted); margin: 0 0 24px; }

.card {
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}

.field { margin-bottom: 16px; }
label { display: block; margin-bottom: 6px; font-weight: 600; }
.req { color: var(--danger); }

input[type="text"], input[type="url"] {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #0f1317;
  color: var(--text);
  outline: none;
}
input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(59,130,246,0.2); }

.hint { color: var(--muted); font-size: 0.9rem; margin-top: 6px; }
.error { color: var(--danger); font-size: 0.9rem; min-height: 1.2em; }

.actions { display: flex; gap: 10px; }
.btn {
  background: #1a222b;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 12px;
  cursor: pointer;
  transition: transform .02s ease, background .2s ease, border-color .2s ease, opacity .2s;
}
.btn:hover { background: #202a35; }
.btn:disabled { opacity: 0.6; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: transparent; color: white; }
.btn.ghost { background: transparent; }
.btn.xs { padding: 6px 10px; font-size: 0.85rem; }

.hidden { display: none !important; }
.mono { font-family: var(--mono); }
.dim { color: var(--muted); }

.row { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; }
.idbox {
  background: #0f1317;
  border: 1px solid var(--border);
  padding: 10px 12px;
  border-radius: 12px;
  min-width: 280px;
}
.idbox .k { color: var(--muted); margin: 0 0 4px; font-size: 0.9rem; }
.code {
  background: #0b0f13;
  color: #dbe7f3;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  overflow: auto;
}

.details summary { cursor: pointer; padding: 6px 0; }

.banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(59,130,246,0.08);
  color: #dbeafe;
}

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  display: grid;
  place-items: center;
  gap: 10px;
  text-align: center;
  padding: 20px;
}
.overlay.hidden { display: none; }
.overlay .overlay-text { margin-top: 12px; color: #c7d2fe; }

.spinner {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 4px solid rgba(255,255,255,0.18);
  border-top-color: white;
  animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

footer { color: var(--muted); text-align: center; padding: 24px 0; }


.small { font-size: 0.9rem; }
.poll-actions { margin-top: 12px; display: flex; gap: 10px; }


/* Tabs */
.tabs { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.tab-buttons { display: flex; gap: 6px; }
.tab-btn { background: #0f1317; border: 1px solid var(--border); color: var(--text); padding: 8px 10px; border-radius: 10px; cursor: pointer; }
.tab-btn.active { background: var(--accent); border-color: transparent; color: white; }
.tab-actions { display: flex; gap: 8px; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* Preview "Postman-style" key/value table */
.preview { border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
.preview table { width: 100%; border-collapse: collapse; }
.preview th, .preview td { padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
.preview th { width: 240px; color: var(--muted); text-align: left; background: rgba(255,255,255,0.02); }
.preview tr:last-child td, .preview tr:last-child th { border-bottom: none; }
.preview .val { white-space: pre-wrap; word-break: break-word; }
.preview .val a { color: var(--accent); text-decoration: none; }
.preview .val a:hover { text-decoration: underline; }

/* Batch upload progress log */
.log {
  background: #0b0f13;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  height: 200px;
  overflow-y: auto;
  font-family: var(--mono);
  font-size: 0.9rem;
  white-space: pre-wrap;
}

/* Mode selector (single vs batch) */
.mode-selector {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}
.mode-btn {
  background: #1a222b;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 14px;
  border-radius: 12px;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}
.mode-btn[aria-pressed="true"] {
  background: var(--accent);
  border-color: transparent;
  color: white;
}
.mode-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}