:root { color-scheme: dark; font-family: Inter, ui-sans-serif, system-ui, sans-serif; background: #07110f; color: #eafff8; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: radial-gradient(circle at top left, #1c6b58 0, transparent 34rem), #07110f; }
.shell { width: min(1120px, calc(100% - 32px)); margin: 0 auto; padding: 48px 0; }
.hero { display: flex; justify-content: space-between; gap: 24px; align-items: flex-start; margin-bottom: 26px; }
.eyebrow { color: #8fffe1; text-transform: uppercase; letter-spacing: .16em; font-size: 12px; }
h1 { font-size: clamp(42px, 8vw, 86px); line-height: .9; margin: 0; letter-spacing: -0.06em; }
.lede { max-width: 620px; color: #b7d8cf; font-size: 18px; }
.status-pill { border: 1px solid #2f6659; border-radius: 999px; padding: 10px 14px; color: #baf8e8; background: rgba(5,22,18,.7); white-space: nowrap; }
.status-pill span { display:inline-block; width: 9px; height: 9px; background:#4dff9d; border-radius:50%; margin-right:8px; box-shadow:0 0 18px #4dff9d; }
.card { background: rgba(8, 28, 24, .78); border: 1px solid rgba(126, 255, 224, .18); border-radius: 28px; padding: 24px; box-shadow: 0 20px 80px rgba(0,0,0,.28); backdrop-filter: blur(18px); }
.add-card { margin-bottom: 18px; }
h2 { margin: 0 0 18px; }
form { display: flex; gap: 12px; }
input, textarea { width: 100%; border: 1px solid #2f6659; background: #061714; color: #eafff8; border-radius: 16px; padding: 14px 16px; font: inherit; }
button { border: 0; border-radius: 16px; padding: 14px 18px; background: #77ffd6; color: #06221c; font-weight: 800; cursor: pointer; }
button.ghost { background: transparent; border: 1px solid #2f6659; color: #baf8e8; }
.grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(320px, .65fr); gap: 18px; align-items: start; }
.card-head { display:flex; align-items:center; justify-content:space-between; gap: 12px; }
.nodes { display: grid; gap: 12px; }
.node { display:grid; grid-template-columns: 1fr auto; gap: 14px; padding: 16px; border-radius: 20px; background: rgba(255,255,255,.045); border:1px solid rgba(255,255,255,.07); }
.node h3 { margin: 0 0 5px; }
.meta { color: #93b7ad; font-size: 13px; }
.actions { display:flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.actions button { padding: 10px 12px; border-radius: 12px; }
.danger { background: #ff7d7d; }
.empty { color: #93b7ad; padding: 32px; border: 1px dashed #2f6659; border-radius: 20px; text-align: center; }
.invite img { width: 100%; max-width: 280px; display: block; margin: 0 auto 16px; border-radius: 16px; }
.invite textarea { height: 110px; resize: none; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; margin-bottom: 10px; }
.hidden { display: none; }
@media (max-width: 800px) { .hero, form { flex-direction: column; } .grid { grid-template-columns: 1fr; } button { width: 100%; } .node { grid-template-columns:1fr; } .actions { justify-content: stretch; } }