:root {
  --ink: #1c2430;
  --muted: #5b6777;
  --paper: #f3efe6;
  --panel: rgba(255, 252, 246, 0.88);
  --line: #c9c0b0;
  --accent: #0f6e56;
  --accent-2: #b45309;
  --danger: #9f1239;
  --shadow: 0 18px 50px rgba(28, 36, 48, 0.12);
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Source Sans 3", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
}

.atmosphere {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(900px 500px at 10% -10%, rgba(15, 110, 86, 0.18), transparent 60%),
    radial-gradient(700px 420px at 90% 0%, rgba(180, 83, 9, 0.14), transparent 55%),
    linear-gradient(180deg, #efe8da 0%, #f3efe6 40%, #e7eef0 100%);
}

.topbar {
  display: flex; justify-content: space-between; align-items: end;
  padding: 1.4rem 2rem 1rem; border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}
.brand {
  font-family: var(--font-display);
  font-size: 2rem; margin: 0; letter-spacing: -0.02em;
  animation: rise 0.7s ease both;
}
.brand-sub { margin: 0.2rem 0 0; color: var(--muted); }
.nav { display: flex; gap: 0.5rem; }
.nav-btn {
  border: 1px solid transparent; background: transparent;
  font: inherit; color: var(--muted); padding: 0.45rem 0.8rem; cursor: pointer;
}
.nav-btn.is-active { color: var(--ink); border-color: var(--line); background: var(--panel); }
.nav-btn:disabled { opacity: 0.4; cursor: not-allowed; }

main { padding: 1.5rem 2rem 3rem; max-width: 1400px; margin: 0 auto; }
.view { display: none; }
.view.is-active { display: block; animation: fade 0.35s ease; }
.panel-head { display: flex; justify-content: space-between; gap: 1rem; align-items: start; margin-bottom: 1rem; }
h1 { font-family: var(--font-display); font-weight: 500; margin: 0; font-size: 1.8rem; }
.lede { color: var(--muted); margin: 0.35rem 0 0; max-width: 42rem; }

.btn, button.btn {
  appearance: none; border: 1px solid var(--accent); background: var(--accent);
  color: #fff; font: inherit; padding: 0.55rem 0.95rem; cursor: pointer;
}
.btn.secondary { background: transparent; color: var(--accent); }
.btn.ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.btn:hover { filter: brightness(1.05); }

.card-form, .upload-row, .project-card, .table-wrap, .code-box {
  background: var(--panel); border: 1px solid var(--line); box-shadow: var(--shadow);
}
.card-form { display: grid; gap: 0.75rem; padding: 1rem; margin-bottom: 1rem; max-width: 520px; }
.card-form.hidden { display: none; }
.card-form label { display: grid; gap: 0.25rem; font-size: 0.92rem; }
input[type="text"], input:not([type]), input[type="file"] {
  font: inherit; padding: 0.5rem 0.65rem; border: 1px solid var(--line); background: #fff;
}

.project-list { display: grid; gap: 0.75rem; }
.project-card { padding: 1rem 1.1rem; cursor: pointer; transition: transform 0.2s ease; }
.project-card:hover { transform: translateY(-2px); }
.project-card h2 { margin: 0; font-size: 1.15rem; font-family: var(--font-display); font-weight: 500; }
.project-card p { margin: 0.35rem 0 0; color: var(--muted); }

.upload-row { display: flex; gap: 0.75rem; align-items: center; padding: 0.85rem; margin-bottom: 1rem; flex-wrap: wrap; }
.tab { display: none; }
.tab.is-active { display: block; }
.actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.tab-actions {
  align-items: stretch;
  gap: 0.55rem;
  margin: 0 0 1rem;
}
.tab-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.2rem;
  flex: 1 1 9.5rem;
  max-width: 12rem;
  text-align: left;
  line-height: 1.25;
  padding: 0.55rem 0.7rem;
  white-space: normal;
}
.tab-label {
  font-weight: 550;
  color: var(--ink);
}
.tab-hint {
  font-size: 0.72rem;
  color: var(--muted);
  font-weight: 400;
}
.btn.ghost.tab-btn.is-active,
.tab-btn.is-active {
  border-color: var(--accent);
  background: rgba(15, 110, 86, 0.06);
}
.tab-btn:disabled,
.tab-btn.is-disabled,
.btn.is-disabled,
.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  filter: grayscale(0.2);
}
.tab-btn:disabled .tab-hint,
.tab-btn.is-disabled .tab-hint {
  color: #8a6a4a;
}


.table-wrap { overflow: auto; margin-top: 0.75rem; }
table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
th, td { text-align: left; padding: 0.55rem 0.6rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-weight: 550; color: var(--muted); }
td .mini { display: flex; gap: 0.3rem; flex-wrap: wrap; }
td button { font: inherit; font-size: 0.8rem; padding: 0.2rem 0.45rem; cursor: pointer; border: 1px solid var(--line); background: #fff; }
td button.accept { border-color: var(--accent); color: var(--accent); }
td button.reject { border-color: var(--danger); color: var(--danger); }

.code-box {
  padding: 1rem; overflow: auto; max-height: 60vh; white-space: pre-wrap;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.82rem;
  margin-top: 0.75rem;
}
.admin-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 900px) {
  .admin-grid, .panel-head { grid-template-columns: 1fr; display: grid; }
  .topbar { flex-direction: column; align-items: start; gap: 0.75rem; }
}

.card-form textarea {
  font: inherit; padding: 0.5rem 0.65rem; border: 1px solid var(--line); background: #fff;
  min-height: 6rem; resize: vertical;
}
.section-title {
  font-family: var(--font-display); font-weight: 500; font-size: 1.15rem; margin: 1rem 0 0.4rem;
}
.discovery-grid {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 1rem;
}
.prose-panel {
  background: var(--panel); border: 1px solid var(--line); padding: 1rem 1.1rem;
  box-shadow: var(--shadow); margin-top: 0.85rem;
}
.prose { color: var(--ink); line-height: 1.45; }
.prose p { margin: 0.35rem 0 0.7rem; }
.prose ul { margin: 0.25rem 0 0.85rem; padding-left: 1.2rem; }
.prose li { margin: 0.25rem 0; }
.prose .muted { color: var(--muted); }
.prose .label { color: var(--muted); font-size: 0.92rem; }
.next-action {
  font-size: 1.05rem; margin: 0.35rem 0 1rem; line-height: 1.45;
}
.intent-quote {
  font-family: var(--font-display); font-size: 1.15rem; color: var(--muted);
  margin: 0.75rem 0 0; font-style: italic; max-width: 48rem;
}
.json-panel { margin-top: 1rem; }
.json-panel.hidden { display: none; }
.json-panel summary { cursor: pointer; color: var(--muted); margin-bottom: 0.5rem; }
@media (max-width: 900px) {
  .discovery-grid { grid-template-columns: 1fr; }
}

@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }