/* BAR — burn-after-read UI */
:root {
  --bg0: #f3eee6;
  --bg1: #e7efe9;
  --ink: #14221f;
  --muted: #4a5c57;
  --accent: #1a6b5c;
  --accent-dark: #0d3d36;
  --danger: #8b2e2e;
  --ok: #1a6b5c;
  --border: #c5d2cc;
  --card: rgba(255, 252, 247, 0.92);
  --shadow: 0 12px 40px rgba(13, 61, 54, 0.08);
  --radius: 14px;
  --font: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --mono: "IBM Plex Mono", "SF Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  color: var(--ink);
  font-family: var(--font);
  background:
    radial-gradient(1200px 600px at 10% -10%, #d7ebe3 0%, transparent 55%),
    radial-gradient(900px 500px at 100% 0%, #f0e0c8 0%, transparent 50%),
    linear-gradient(165deg, var(--bg0), var(--bg1));
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 3rem;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.brand { text-align: left; }

.logo-link { display: inline-block; text-decoration: none; }

.logo { width: 140px; height: auto; display: block; }

.tagline {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

main {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  flex: 1;
}

h1 {
  margin: 0 0 0.35rem;
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--accent-dark);
}

.lead {
  margin: 0 0 1.25rem;
  color: var(--muted);
  font-size: 0.98rem;
}

label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
}

textarea,
input[type="text"],
input[type="number"] {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.75rem 0.85rem;
  font: inherit;
  background: #fff;
  color: var(--ink);
}

textarea {
  min-height: 140px;
  resize: vertical;
  line-height: 1.45;
}

.field { margin-bottom: 1rem; }

.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

@media (max-width: 560px) {
  .row { grid-template-columns: 1fr; }
}

.drop {
  border: 1.5px dashed var(--border);
  border-radius: 10px;
  padding: 1rem;
  background: rgba(255,255,255,0.55);
  text-align: center;
  color: var(--muted);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}

.drop:hover, .drop.drag {
  border-color: var(--accent);
  background: rgba(26, 107, 92, 0.06);
}

.drop input { display: none; }

.files {
  list-style: none;
  margin: 0.75rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.files li {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: center;
  padding: 0.45rem 0.65rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.9rem;
}

.files button {
  border: 0;
  background: transparent;
  color: var(--danger);
  cursor: pointer;
  font: inherit;
  font-size: 0.85rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

button.primary, a.btn {
  appearance: none;
  border: 0;
  border-radius: 999px;
  padding: 0.7rem 1.25rem;
  background: var(--accent);
  color: #f7fffc;
  font: inherit;
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

button.primary:hover { background: var(--accent-dark); }
button.primary:disabled { opacity: 0.55; cursor: wait; }

button.ghost, a.ghost {
  appearance: none;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.65rem 1.1rem;
  background: transparent;
  color: var(--ink);
  font: inherit;
  cursor: pointer;
  text-decoration: none;
}

.hint {
  margin-top: 0.85rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.error {
  margin-top: 1rem;
  padding: 0.75rem 0.9rem;
  border-radius: 10px;
  background: #f8e8e6;
  color: var(--danger);
  border: 1px solid #e2b4ae;
}

.ok {
  margin-top: 1rem;
  padding: 0.75rem 0.9rem;
  border-radius: 10px;
  background: #e5f3ee;
  color: var(--ok);
  border: 1px solid #b7d9cd;
}

.result-url {
  margin-top: 0.75rem;
  display: flex;
  gap: 0.5rem;
}

.result-url input {
  font-family: var(--mono);
  font-size: 0.82rem;
}

.plain {
  white-space: pre-wrap;
  word-break: break-word;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  font-family: var(--mono);
  font-size: 0.88rem;
  line-height: 1.45;
}

.reveal-files {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.reveal-files a {
  color: var(--accent-dark);
  font-weight: 600;
}

footer {
  color: var(--muted);
  font-size: 0.8rem;
  text-align: center;
}

.confirm-box {
  text-align: center;
  padding: 1.5rem 0.5rem;
}

.confirm-box p { color: var(--muted); }