@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Orbitron:wght@400;700;900&family=Exo+2:wght@300;400;600;700&display=swap');
:root { --bg: #080b0f; --panel: #0d1117; --panel2: #111720; --border: #1c2530; --accent: #00e5ff; --green: #39ff14; --orange: #ff8c42; --purple: #bf7fff; --gold: #ffd700; --red: #ff4466; --text: #c8d8e8; --dim: #4a5a6a; --dim2: #2a3540; }
* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--bg); color: var(--text); font-family: 'Exo 2', sans-serif; font-size: 13px; min-height: 100vh; }
body::before { content: ''; position: fixed; inset: 0; background: repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(0,229,255,0.012) 3px, rgba(0,229,255,0.012) 4px); pointer-events: none; z-index: 999; }

/* Header */
header { padding: 28px 32px 22px; border-bottom: 2px solid var(--accent); background: linear-gradient(135deg, #080b0f, #0d1a24 60%, #080b0f); position: relative; overflow: hidden; }
header::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--accent) 40%, var(--purple) 60%, transparent); }
header .glow { position: absolute; top: -80px; left: 50%; transform: translateX(-50%); width: 700px; height: 160px; background: radial-gradient(ellipse, rgba(0,229,255,0.12), transparent 70%); pointer-events: none; }
h1 { font-family: 'Orbitron', sans-serif; font-size: 26px; font-weight: 900; letter-spacing: 4px; text-transform: uppercase; color: var(--accent); text-shadow: 0 0 24px rgba(0,229,255,0.5); }
.subtitle { font-family: 'Share Tech Mono', monospace; color: var(--dim); font-size: 11px; letter-spacing: 2px; margin-top: 5px; }

/* Layout */
.container { max-width: 1300px; margin: 0 auto; padding: 28px 20px 60px; }
.card { background: var(--panel); border: 1px solid var(--border); margin-bottom: 28px; }
.card-head { font-family: 'Orbitron', sans-serif; font-size: 10px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; padding: 10px 16px; border-bottom: 1px solid var(--border); }
.card-head.gold  { background: rgba(255,215,0,0.08); color: var(--gold); border-bottom-color: rgba(255,215,0,0.2); }
.card-head.cyan  { background: rgba(0,229,255,0.08); color: var(--accent); border-bottom-color: rgba(0,229,255,0.2); }
.card-head.purple { background: rgba(191,127,255,0.08); color: var(--purple); border-bottom-color: rgba(191,127,255,0.2); }
.card-body { padding: 20px; }

.btn { background: rgba(0,229,255,0.1); border: 1px solid var(--accent); color: var(--accent); font-family: 'Orbitron', monospace; font-size: 10px; padding: 8px 20px; cursor: pointer; text-transform: uppercase; text-decoration: none; }
.btn:hover { background: rgba(0,229,255,0.2); }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--dim); }
.btn-ghost:hover { border-color: var(--purple); color: var(--purple); }

/* Forms */
.calc-row { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 15px; }
.calc-group { display: flex; flex-direction: column; gap: 5px; }
.calc-group label { font-family: 'Share Tech Mono', monospace; font-size: 10px; color: var(--dim); text-transform: uppercase; }
select, input { background: var(--panel2); border: 1px solid var(--border); color: var(--text); padding: 8px 12px; outline: none; font-family: 'Share Tech Mono', monospace; }
select, input[type=text] { font-size: 12px; padding: 9px 13px; width: 100%; transition: border-color 0.2s; }
select:focus, input:focus { border-color: var(--accent); }
select option { background: #111720; }

/* Grid and lists */
.grid { display: flex; gap: 20px; margin-top: 15px; }
.col { flex: 1; background: var(--panel2); border: 1px solid var(--border); padding: 15px; }
h3 { font-family: 'Orbitron', sans-serif; font-size: 11px; color: var(--accent); margin-bottom: 10px; border-bottom: 1px solid var(--border); padding-bottom: 5px; }
.item-row { display: flex; justify-content: space-between; padding: 5px 0; border-bottom: 1px dashed var(--border); font-family: 'Share Tech Mono', monospace; }

/* Tables */
.mtable { width: 100%; border-collapse: collapse; }
.mtable th { font-family: 'Share Tech Mono', monospace; font-size: 10px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--dim); padding: 6px 10px; text-align: left; border-bottom: 1px solid var(--border); }
.mtable td { font-family: 'Share Tech Mono', monospace; font-size: 12px; padding: 8px 10px; border-bottom: 1px solid rgba(28,37,48,0.7); vertical-align: middle; }
.mtable tr:hover td { background: rgba(0,229,255,0.03); }

/* Misc components */
.note { background: rgba(255,140,66,0.07); border-left: 3px solid var(--orange); padding: 10px 14px; margin-bottom: 20px; font-size: 12px; color: #ffb87a; font-family: 'Share Tech Mono', monospace; line-height: 1.7; }
.sec-title { font-family: 'Orbitron', sans-serif; font-size: 11px; font-weight: 700; letter-spacing: 3px; text-transform: uppercase; padding: 7px 14px; margin-bottom: 16px; border-left: 3px solid var(--accent); background: linear-gradient(90deg, rgba(0,229,255,0.07), transparent); color: var(--accent); }

/* Tree styles */
#treeContainer { background: var(--panel2); border: 1px solid var(--border); padding: 18px 20px; min-height: 250px; overflow-x: auto; }
.node-header { display: flex; align-items: center; gap: 6px; padding: 6px 10px 6px 8px; border: 1px solid var(--border); background: var(--panel2); cursor: default; user-select: none; flex-wrap: wrap; position: relative; transition: border-color 0.15s; }
.node-header.raw { border-left: 3px solid var(--green); background: rgba(57,255,20,0.03); }
.node-header.byproduct { border-left: 3px solid var(--orange); background: rgba(255,140,66,0.03); }
.node-header.crafted { border-left: 3px solid var(--accent); }
.node-header.target { border-left: 3px solid var(--gold); background: rgba(255,215,0,0.04); }
.node-header.seen { border-left: 3px solid var(--dim2); background: var(--panel); opacity: 0.7; }

/* Summary */
.summary-panel { position: sticky; top: 16px; max-height: calc(100vh - 40px); overflow-y: auto; }
.sum-section-title { font-family: 'Share Tech Mono', monospace; font-size: 10px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--dim); margin-bottom: 8px; border-bottom: 1px solid var(--border); padding-bottom: 4px; }
.sum-item { display: flex; justify-content: space-between; align-items: center; padding: 5px 8px; margin-bottom: 3px; background: var(--panel2); border: 1px solid var(--border); font-family: 'Share Tech Mono', monospace; font-size: 11px; }

footer { text-align: center; padding: 20px; color: var(--dim); font-family: 'Share Tech Mono', monospace; font-size: 10px; letter-spacing: 2px; border-top: 1px solid var(--border); margin-top: 40px; }

@media(max-width:900px) { .main-grid { grid-template-columns: 1fr; } }
@media(max-width:700px) { .row, .row-3 { grid-template-columns: 1fr; } h1 { font-size: 18px; } .chain-flow { flex-direction: column; align-items: flex-start; } .chain-arrow { transform: rotate(90deg); } }