:root {
  --green: #39ff14;
  --green-dim: #1f8b12;
  --cyan: #00e5ff;
  --magenta: #ff2a6d;
  --amber: #ffb000;
  --purple: #bd00ff;
  --bg: #06090a;
  --bg2: #0b1210;
  --panel: rgba(12, 22, 16, 0.72);
  --border: #1c2e20;
  --text: #b9e6c0;
  --dim: #4d5b4d;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "JetBrains Mono", monospace;
  min-height: 100%;
}

body {
  background:
    radial-gradient(circle at 20% 0%, rgba(57,255,20,0.06), transparent 40%),
    radial-gradient(circle at 90% 30%, rgba(0,229,255,0.05), transparent 45%),
    radial-gradient(circle at 50% 100%, rgba(189,0,255,0.05), transparent 50%),
    var(--bg);
  background-attachment: fixed;
}

/* CRT scanlines */
#scanlines {
  position: fixed; inset: 0; pointer-events: none; z-index: 9999;
  background: repeating-linear-gradient(180deg, rgba(0,0,0,0) 0px, rgba(0,0,0,0) 2px, rgba(0,0,0,0.18) 3px, rgba(0,0,0,0) 4px);
  mix-blend-mode: overlay; opacity: 0.5;
}
#scanlines::after {
  content: ""; position: absolute; inset: 0;
  box-shadow: inset 0 0 200px rgba(0,0,0,0.9);
}

/* ===== BOOT ===== */
.boot-screen {
  position: fixed; inset: 0; z-index: 100; background: var(--bg);
  display: flex; flex-direction: column; justify-content: center;
  padding: 8vw; cursor: pointer;
}
.boot-text { color: var(--green); font-size: 15px; line-height: 2; text-shadow: 0 0 8px rgba(57,255,20,0.6); margin: 0; }
.boot-line { animation: flicker 0.15s ease; }
.boot-skip { margin-top: 40px; color: var(--dim); font-size: 12px; }
@keyframes flicker { from { opacity: 0.2; } to { opacity: 1; } }

.cursor { animation: blink 1s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* ===== HUD ===== */
.app { max-width: 1240px; margin: 0 auto; padding: 0 14px 60px; }
.hud {
  position: sticky; top: 0; z-index: 50;
  background: rgba(6,12,10,0.94); backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
  padding: 10px 14px; margin: 0 -14px 22px;
}
.hud-top { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px 16px; }
.hud-prompt { font-size: 13px; color: var(--green); text-shadow: 0 0 6px rgba(57,255,20,0.5); }

/* ===== AUTH BAR ===== */
.auth-bar { display: flex; align-items: center; gap: 12px; font-size: 11.5px; }
.auth-status { color: var(--dim); display: flex; align-items: center; gap: 6px; }
.auth-user { color: var(--cyan); font-weight: 700; text-shadow: 0 0 8px rgba(0,229,255,0.4); }
.auth-sync { color: var(--dim); }
.auth-sync.ok { color: var(--green-dim); }
.auth-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; flex-shrink: 0; }
.auth-dot.online { background: var(--green); box-shadow: 0 0 8px var(--green); animation: pulse-warn 2s infinite; }
.auth-dot.offline { background: var(--amber); box-shadow: 0 0 8px rgba(255,176,0,0.5); }
.auth-btn { background: rgba(0,229,255,0.06); border: 1px solid var(--cyan); color: var(--cyan); font-family: inherit; font-size: 11.5px; padding: 5px 12px; border-radius: 4px; cursor: pointer; transition: all 0.15s; white-space: nowrap; }
.auth-btn.login:hover { background: rgba(0,229,255,0.18); box-shadow: 0 0 12px rgba(0,229,255,0.3); }
.auth-btn.logout { border-color: var(--magenta); color: var(--magenta); background: rgba(255,42,109,0.06); }
.auth-btn.logout:hover { background: rgba(255,42,109,0.18); box-shadow: 0 0 12px rgba(255,42,109,0.25); }
@media (max-width: 600px) { .auth-bar { width: 100%; justify-content: space-between; } }
.hud-cmd { color: var(--cyan); }
.hud-stats { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 26px; margin-top: 8px; }
.hud-label { color: var(--dim); font-size: 11px; letter-spacing: 2px; }
.hud-rank { font-weight: 800; font-size: 14px; text-shadow: 0 0 10px currentColor; }
.hud-xp { color: var(--amber); font-size: 13px; }
.hud-bar { flex: 1; min-width: 200px; }

/* ===== LAYOUT ===== */
.layout { display: grid; grid-template-columns: 1fr 360px; gap: 26px; align-items: start; }
@media (max-width: 900px) { .layout { grid-template-columns: 1fr; } }

.tree-header { margin-bottom: 24px; }
.big-title { font-size: 34px; font-weight: 800; margin: 0; color: var(--green); text-shadow: 0 0 18px rgba(57,255,20,0.4); letter-spacing: -1px; }
.sub-title { color: var(--dim); font-size: 13px; margin: 8px 0 0; line-height: 1.6; }

/* ===== NODE ===== */
.node-wrap { position: relative; padding-left: 24px; margin-bottom: 14px; }
.node-connector {
  position: absolute; left: 8px; top: -14px; bottom: -14px; width: 2px;
  background: linear-gradient(180deg, transparent, var(--green-dim) 20%, var(--green-dim) 80%, transparent);
  opacity: 0.5;
}
.node-wrap:first-child .node-connector { top: 20px; }
.node-wrap::before {
  content: ""; position: absolute; left: 4px; top: 26px; width: 10px; height: 10px;
  border-radius: 50%; background: var(--bg); border: 2px solid var(--green-dim); z-index: 2;
}

.node-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 6px;
  overflow: hidden; transition: border-color 0.2s, box-shadow 0.2s;
}
.node-card:hover { border-color: var(--green-dim); box-shadow: 0 0 20px rgba(57,255,20,0.08); }
.node-complete { border-color: var(--green-dim); box-shadow: 0 0 22px rgba(57,255,20,0.14); }
.node-locked { opacity: 0.62; }

.node-header {
  width: 100%; background: none; border: none; cursor: pointer; color: inherit;
  display: flex; align-items: center; gap: 12px; padding: 14px 16px; text-align: left; font-family: inherit;
}
.node-num { font-size: 13px; font-weight: 700; }
.node-glyph { font-size: 16px; width: 20px; text-align: center; }
.node-title-block { flex: 1; min-width: 0; }
.node-title { font-size: 15px; font-weight: 700; color: var(--text); word-break: break-word; }
.node-tagline { font-size: 11px; color: var(--dim); margin-top: 2px; }
.node-warn { font-size: 11px; color: var(--amber); margin-top: 2px; text-shadow: 0 0 8px rgba(255,176,0,0.5); animation: pulse-warn 1.6s infinite; }
@keyframes pulse-warn { 50% { opacity: 0.55; } }
.node-meta { display: flex; align-items: center; gap: 12px; }
.node-xp { color: var(--amber); font-size: 11px; }
.node-count { color: var(--cyan); font-size: 12px; }
.expand-chev { color: var(--dim); font-size: 20px; transition: transform 0.2s; line-height: 1; }
.node-minibar { padding: 0 16px 12px; }

.node-body { padding: 4px 16px 18px; border-top: 1px dashed var(--border); animation: expand 0.25s ease; }
@keyframes expand { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }
.node-section { margin-top: 14px; }
.section-head { font-size: 12px; font-weight: 700; letter-spacing: 1px; margin-bottom: 6px; }
.lock-note { color: var(--amber); font-size: 11px; margin: 10px 0; }

/* ===== CHECK ROWS ===== */
.check-row { display: flex; align-items: flex-start; gap: 8px; padding: 3px 0; }
.check-box { background: none; border: 1px solid; border-radius: 3px; font-family: inherit; font-size: 12px; padding: 1px 4px; cursor: pointer; flex-shrink: 0; margin-top: 1px; transition: all 0.15s; }
.check-box:hover { box-shadow: 0 0 8px rgba(57,255,20,0.4); }
.check-label { font-size: 12.5px; line-height: 1.5; }
.check-label.link { text-decoration: none; }
.check-label.link:hover { text-shadow: 0 0 8px currentColor; }
.check-sub { color: var(--dim); }
.ext-arrow { color: var(--dim); font-size: 10px; }

/* ===== PANELS ===== */
.side-col { display: flex; flex-direction: column; gap: 18px; }
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 6px; padding: 14px; }
.panel-title { font-size: 12px; color: var(--cyan); font-weight: 700; margin-bottom: 12px; letter-spacing: 1px; }

.controls-panel .toggle-row { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--text); margin-bottom: 12px; cursor: pointer; }
.controls-panel input[type=checkbox] { accent-color: var(--green); }
.ctrl-btn { display: block; width: 100%; text-align: left; background: rgba(57,255,20,0.05); border: 1px solid var(--green-dim); color: var(--green); font-family: inherit; font-size: 12px; padding: 8px 10px; border-radius: 4px; cursor: pointer; margin-bottom: 8px; transition: all 0.15s; }
.ctrl-btn:hover { background: rgba(57,255,20,0.15); box-shadow: 0 0 12px rgba(57,255,20,0.2); }
.ctrl-btn.cyan { border-color: var(--cyan); color: var(--cyan); background: rgba(0,229,255,0.05); }
.ctrl-btn.cyan:hover { background: rgba(0,229,255,0.15); }
.ctrl-btn.danger { border-color: var(--magenta); color: var(--magenta); background: rgba(255,42,109,0.05); }
.ctrl-btn.danger:hover { background: rgba(255,42,109,0.15); }

.meta-goal { margin-bottom: 14px; }
.meta-goal-head { display: flex; justify-content: space-between; font-size: 12px; font-weight: 700; color: var(--text); margin-bottom: 6px; }
.meta-goal-count { color: var(--cyan); }
.del-btn { background: none; border: none; color: var(--dim); cursor: pointer; font-size: 12px; }
.del-btn:hover { color: var(--magenta); }
.proj-input-row { display: flex; gap: 6px; margin-top: 8px; }
.proj-input { flex: 1; background: var(--bg); border: 1px solid var(--border); color: var(--text); font-family: inherit; font-size: 12px; padding: 6px 8px; border-radius: 4px; }
.proj-input:focus { outline: none; border-color: var(--magenta); }
.proj-add { background: rgba(255,42,109,0.1); border: 1px solid var(--magenta); color: var(--magenta); font-family: inherit; font-size: 12px; padding: 6px 10px; border-radius: 4px; cursor: pointer; }

/* ===== TROPHIES ===== */
.trophy-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.trophy { background: var(--bg); border: 1px solid var(--border); border-radius: 5px; padding: 10px 8px; text-align: center; opacity: 0.5; transition: all 0.2s; }
.trophy-got { opacity: 1; border-color: var(--amber); box-shadow: 0 0 12px rgba(255,176,0,0.15); }
.trophy-icon { font-size: 22px; }
.trophy-name { font-size: 10px; font-weight: 700; color: var(--amber); margin-top: 4px; }
.trophy-got .trophy-name { text-shadow: 0 0 8px rgba(255,176,0,0.5); }
.trophy-desc { font-size: 9px; color: var(--dim); margin-top: 3px; line-height: 1.3; }

/* ===== LEADERBOARD ===== */
.lb-row { display: flex; align-items: center; gap: 8px; font-size: 12px; padding: 5px 0; border-bottom: 1px dashed var(--border); }
.lb-rank { color: var(--amber); width: 28px; }
.lb-name { flex: 1; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lb-title { font-size: 10px; }
.lb-pct { color: var(--green); }
.lb-empty { color: var(--dim); font-size: 12px; line-height: 1.5; }

/* ===== FOOTER ===== */
.footer { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--border); text-align: center; }
.footer-cmd { color: var(--green-dim); font-size: 12px; }
.footer-links { color: var(--dim); font-size: 12px; margin-top: 8px; }
.footer-links a { color: var(--cyan); text-decoration: none; }
.footer-links a:hover { text-shadow: 0 0 8px var(--cyan); }
.tree-footer-node { color: var(--green-dim); font-size: 12px; margin-top: 20px; text-align: center; }

/* ===== MODAL ===== */
.modal-overlay { position: fixed; inset: 0; z-index: 200; background: rgba(0,0,0,0.85); display: flex; align-items: center; justify-content: center; padding: 16px; }
.modal { background: var(--bg2); border: 1px solid var(--green-dim); border-radius: 6px; padding: 20px; max-width: 640px; width: 100%; max-height: 82vh; overflow: auto; box-shadow: 0 0 40px rgba(57,255,20,0.15); }
.modal-title { font-size: 14px; color: var(--cyan); font-weight: 700; margin-bottom: 14px; }
.danger-text { color: var(--magenta); }
.report-pre { color: var(--text); font-size: 12px; line-height: 1.6; white-space: pre-wrap; background: var(--bg); padding: 14px; border-radius: 5px; border: 1px solid var(--border); }
.confirm-text { color: var(--text); font-size: 13px; white-space: pre-wrap; line-height: 1.6; }
.modal-btns { display: flex; gap: 10px; margin-top: 16px; }
.modal-btns .ctrl-btn { width: auto; margin: 0; }

/* ===== AUTH MODAL ===== */
.auth-modal { max-width: 380px; }
.auth-tabs { display: flex; gap: 8px; margin-bottom: 16px; border-bottom: 1px dashed var(--border); }
.auth-tab { background: none; border: none; color: var(--dim); font-family: inherit; font-size: 12px; padding: 8px 6px; cursor: pointer; border-bottom: 2px solid transparent; transition: all 0.15s; }
.auth-tab:hover { color: var(--text); }
.auth-tab.active { color: var(--cyan); border-bottom-color: var(--cyan); text-shadow: 0 0 8px rgba(0,229,255,0.4); }
.auth-field-label { display: block; color: var(--green-dim); font-size: 11px; letter-spacing: 1px; margin: 12px 0 5px; }
.auth-input { width: 100%; background: var(--bg); border: 1px solid var(--border); color: var(--text); font-family: inherit; font-size: 13px; padding: 9px 10px; border-radius: 4px; }
.auth-input:focus { outline: none; border-color: var(--green); box-shadow: 0 0 10px rgba(57,255,20,0.15); }
.auth-error { color: var(--magenta); font-size: 12px; margin-top: 12px; text-shadow: 0 0 8px rgba(255,42,109,0.4); }
.auth-note { color: var(--dim); font-size: 10.5px; margin-top: 12px; line-height: 1.5; }

/* ===== TOASTS ===== */
.toast-wrap { position: fixed; top: 16px; right: 16px; z-index: 300; display: flex; flex-direction: column; gap: 10px; }
.toast { display: flex; align-items: center; gap: 12px; background: var(--bg2); border: 1px solid var(--green); border-radius: 6px; padding: 12px 16px; box-shadow: 0 0 24px rgba(57,255,20,0.25); animation: slidein 0.3s ease; max-width: 320px; }
@keyframes slidein { from { transform: translateX(120%); opacity: 0; } to { transform: none; opacity: 1; } }
.toast-icon { font-size: 22px; }
.toast-title { font-size: 11px; color: var(--dim); letter-spacing: 1px; }
.toast-sub { font-size: 13px; color: var(--green); font-weight: 700; text-shadow: 0 0 8px rgba(57,255,20,0.5); }

@media (max-width: 600px) {
  .big-title { font-size: 24px; }
  .node-header { flex-wrap: wrap; }
  .node-meta { width: 100%; justify-content: flex-end; }
  .trophy-grid { grid-template-columns: repeat(2, 1fr); }
  .toast-wrap { right: 8px; left: 8px; }
  .toast { max-width: none; }
}