@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Source+Serif+4:opsz,wght@8..60,400;8..60,600&display=swap');

:root {
  --ink: #1c1c1e;
  --muted: #6b6b70;
  --hairline: #e7e5e0;
  --paper: #fdfcfa;
  --card: #ffffff;
  --accent: #b45309;
  --accent-ink: #ffffff;
  --danger: #b3261e;
  --radius: 12px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
}

a { color: var(--accent); }

.shell {
  max-width: 760px;
  margin: 0 auto;
  padding: 3.5rem 1.5rem 5rem;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 760px;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 0;
  font-size: 0.9rem;
}

.brand {
  font-family: 'Source Serif 4', Georgia, serif;
  font-weight: 600;
  font-size: 1.15rem;
  text-decoration: none;
  color: var(--ink);
}

.topnav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 1.2rem;
  font-size: 0.85rem;
}
.topnav a:hover { color: var(--ink); }

h1.page-title {
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 0.4rem;
}

.subtitle {
  color: var(--muted);
  margin-bottom: 2.5rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 2rem;
}

.dropzone {
  border: 1.5px dashed var(--hairline);
  border-radius: var(--radius);
  padding: 3rem 1.5rem;
  text-align: center;
  color: var(--muted);
  transition: border-color .15s ease, background .15s ease;
}
.dropzone.drag-over {
  border-color: var(--accent);
  background: #fbf3e9;
}

input[type="file"] { display: none; }

label.file-label {
  display: inline-block;
  cursor: pointer;
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 500;
}

.file-chosen {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--ink);
}

input[type="text"], input[type="password"], textarea {
  width: 100%;
  font-family: inherit;
  font-size: 0.95rem;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
}

textarea {
  font-family: 'SFMono-Regular', Consolas, Menlo, monospace;
  font-size: 0.88rem;
  line-height: 1.6;
  min-height: 60vh;
  resize: vertical;
}

label.field-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.4rem;
}

.field { margin-bottom: 1.4rem; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.65rem 1.2rem;
  border-radius: 8px;
  border: 1px solid transparent;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  font-family: inherit;
}
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { background: #000; }
.btn-outline { background: transparent; border-color: var(--hairline); color: var(--ink); }
.btn-outline:hover { border-color: var(--ink); }
.btn-danger { background: transparent; border-color: rgba(179,38,30,0.35); color: var(--danger); }
.btn-danger:hover { background: rgba(179,38,30,0.06); }

.actions { display: flex; gap: 0.6rem; flex-wrap: wrap; margin-top: 1.5rem; }

.doclist { list-style: none; padding: 0; margin: 2rem 0 0; }
.doclist li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--hairline);
}
.doclist .doc-name { font-weight: 500; text-decoration: none; color: var(--ink); }
.doclist .doc-date { color: var(--muted); font-size: 0.8rem; }
.doclist .row-actions a, .doclist .row-actions button { font-size: 0.78rem; margin-left: 0.8rem; }

.share-box {
  display: flex;
  gap: 0.5rem;
  margin: 1.5rem 0;
}
.share-box input {
  flex: 1;
  background: #f6f4ef;
  color: var(--muted);
}

.flash {
  background: #f6f4ef;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  padding: 0.8rem 1rem;
  font-size: 0.88rem;
  margin-bottom: 1.5rem;
}
.flash.error { border-color: rgba(179,38,30,0.35); color: var(--danger); background: #fdf2f1; }

.hint { color: var(--muted); font-size: 0.82rem; margin-top: 0.5rem; }

form.inline { display: inline; }