/* =====================================================================
   Personal Finance Manager — modern dark UI
   Palette: bg #0a0f0a · card #111a11 · lime accent #8fd13f
   ===================================================================== */

:root{
  --bg:#0a0f0a;
  --bg-2:#0c120c;
  --card:#111a11;
  --card-2:#16221680;
  --elev:#152015;
  --accent:#8fd13f;
  --accent-2:#b6f36a;
  --accent-dim:#6ea52f;
  --accent-ink:#08120a;
  --text:#e3efe3;
  --muted:#8ea48e;
  --faint:#5f755f;
  --border:#20301f;
  --border-2:#2a3d28;
  --danger:#ef6b6b;
  --info:#79b0ff;
  --radius:16px;
  --radius-sm:11px;
  --shadow:0 6px 24px rgba(0,0,0,.35);
  --glow:0 0 0 1px rgba(143,209,63,.15), 0 8px 30px rgba(143,209,63,.06);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;max-width:100%}
body{
  background:
    radial-gradient(900px 500px at 88% -8%, rgba(143,209,63,.10), transparent 60%),
    radial-gradient(700px 500px at -5% 0%, rgba(121,176,255,.06), transparent 55%),
    var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.ico{flex:none;vertical-align:-3px}

/* ---- Top bar / nav ---- */
.topbar{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  padding:12px 22px;
  background:linear-gradient(180deg, rgba(20,32,20,.9), rgba(17,26,17,.75));
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
  position:sticky;top:0;z-index:30;
}
.brand a{display:flex;align-items:center;gap:9px;font-weight:800;font-size:1.12rem;color:var(--text);letter-spacing:.2px}
.brand a:hover{text-decoration:none}
.brand .dot{
  width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-dim));
  color:var(--accent-ink);box-shadow:0 4px 14px rgba(143,209,63,.35);
}
.navtoggle{
  display:none;margin-left:auto;background:var(--card);border:1px solid var(--border);
  color:var(--text);font-size:1.15rem;border-radius:10px;padding:6px 12px;cursor:pointer;
}
.mainnav{display:flex;gap:4px;margin-left:auto;flex-wrap:wrap;align-items:center}
.mainnav a{
  display:flex;align-items:center;gap:7px;color:var(--muted);
  padding:8px 13px;border-radius:11px;font-size:.92rem;font-weight:500;
  border:1px solid transparent;transition:.15s;
}
.mainnav a:hover{color:var(--text);text-decoration:none;background:var(--card-2);border-color:var(--border)}
.mainnav a.active{
  color:var(--accent-ink);font-weight:700;
  background:linear-gradient(135deg,var(--accent),var(--accent-dim));
  box-shadow:0 4px 14px rgba(143,209,63,.28);
}
.mainnav a.active .ico{stroke-width:2}
.mainnav a.logout{color:var(--faint)}
.mainnav a.logout:hover{color:var(--danger)}

/* ---- Layout ---- */
.wrap{max-width:1060px;margin:0 auto;padding:26px 20px 70px}
.foot{text-align:center;color:var(--faint);padding:26px;font-size:.83rem;border-top:1px solid var(--border)}
h1{font-size:1.6rem;margin:4px 0 4px;letter-spacing:-.01em}
h2{font-size:1.15rem;margin:30px 0 12px;display:flex;align-items:center;gap:9px}
h3{font-size:1rem;margin:0 0 10px}
p.sub{color:var(--muted);margin:2px 0 18px}

/* ---- Assistant hero card ---- */
.assistant{
  position:relative;overflow:hidden;
  background:
    radial-gradient(600px 240px at 100% 0%, rgba(143,209,63,.14), transparent 60%),
    linear-gradient(180deg, var(--elev), var(--card));
  border:1px solid var(--border-2);border-radius:20px;
  padding:20px 22px;box-shadow:var(--shadow);margin-bottom:18px;
}
.assistant .a-head{display:flex;align-items:center;gap:13px;margin-bottom:6px}
.orb{
  width:44px;height:44px;border-radius:50%;flex:none;display:grid;place-items:center;
  color:var(--accent-ink);
  background:conic-gradient(from 140deg,var(--accent-2),var(--accent),var(--accent-dim),var(--accent-2));
  box-shadow:0 0 0 4px rgba(143,209,63,.12), 0 8px 22px rgba(143,209,63,.3);
  animation:pulse 3.5s ease-in-out infinite;
}
@keyframes pulse{0%,100%{box-shadow:0 0 0 4px rgba(143,209,63,.12),0 8px 22px rgba(143,209,63,.30)}50%{box-shadow:0 0 0 7px rgba(143,209,63,.07),0 8px 26px rgba(143,209,63,.42)}}
.assistant .a-title{font-weight:700;font-size:1.05rem}
.assistant .a-sub{color:var(--muted);font-size:.85rem}
.insights{display:grid;gap:9px;margin-top:12px}
.insight{
  display:flex;align-items:flex-start;gap:11px;padding:11px 13px;
  background:var(--card-2);border:1px solid var(--border);border-radius:12px;font-size:.94rem;
}
.insight .ico{color:var(--accent);margin-top:1px}

/* ---- Cards & grids ---- */
.grid{display:grid;gap:16px}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:linear-gradient(180deg, var(--card), var(--bg-2));
  border:1px solid var(--border);border-radius:var(--radius);
  padding:18px 20px;box-shadow:var(--shadow);
}
.card.glow{border-color:var(--border-2);box-shadow:var(--glow)}

/* stat tiles */
.stat{position:relative;overflow:hidden}
.stat .s-top{display:flex;align-items:center;gap:9px;color:var(--muted)}
.stat .s-ico{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;flex:none;
  background:var(--card-2);border:1px solid var(--border);color:var(--accent);
}
.stat .label{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;font-weight:600}
.stat .value{font-size:1.7rem;font-weight:800;margin-top:12px;letter-spacing:-.02em}
.value.pos{color:var(--accent)}
.value.neg{color:var(--danger)}
.stat .s-note{color:var(--faint);font-size:.8rem;margin-top:3px}

/* progress bar */
.progress{height:9px;border-radius:99px;background:#0e160e;border:1px solid var(--border);overflow:hidden;margin-top:12px}
.progress > i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--accent-dim),var(--accent-2))}

/* ---- Tables ---- */
.table-wrap{overflow-x:auto;border-radius:12px}
table{width:100%;border-collapse:collapse;font-size:.94rem}
th,td{text-align:left;padding:12px 13px;border-bottom:1px solid var(--border);white-space:nowrap}
th{color:var(--faint);font-weight:600;font-size:.74rem;text-transform:uppercase;letter-spacing:.05em}
tbody tr{transition:.12s}
tbody tr:hover{background:var(--card-2)}
tr:last-child td{border-bottom:none}
td.num,th.num{text-align:right}
.pos{color:var(--accent)}
.neg{color:var(--danger)}

/* ---- Buttons ---- */
.btn{
  display:inline-flex;align-items:center;gap:7px;justify-content:center;
  background:linear-gradient(135deg,var(--accent-2),var(--accent-dim));
  color:var(--accent-ink);border:none;padding:10px 17px;border-radius:11px;
  font-weight:700;font-size:.93rem;cursor:pointer;transition:.15s;
  box-shadow:0 4px 14px rgba(143,209,63,.22);
}
.btn:hover{filter:brightness(1.06);text-decoration:none;transform:translateY(-1px)}
.btn.secondary{background:var(--card);border:1px solid var(--border-2);color:var(--text);box-shadow:none}
.btn.secondary:hover{background:var(--card-2)}
.btn.danger{background:transparent;border:1px solid rgba(239,107,107,.5);color:var(--danger);box-shadow:none}
.btn.danger:hover{background:rgba(239,107,107,.12)}
.btn.small{padding:6px 11px;font-size:.83rem;border-radius:9px}
.btn.block{width:100%}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:14px}

/* ---- Forms ---- */
label{display:block;margin:14px 0 6px;color:var(--muted);font-size:.88rem;font-weight:500}
input,select,textarea{
  width:100%;background:#0c120c;border:1px solid var(--border);color:var(--text);
  padding:11px 13px;border-radius:11px;font-size:1rem;font-family:inherit;transition:.15s;
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent-dim);box-shadow:0 0 0 3px rgba(143,209,63,.12)}
textarea{min-height:92px;resize:vertical}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
.hint{color:var(--muted);font-size:.82rem;margin-top:5px}
.input-copy{display:flex;gap:8px;align-items:center}
.input-copy input{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.86rem}

/* ---- Flash & banners ---- */
.flash{display:flex;align-items:center;gap:9px;padding:12px 16px;border-radius:12px;margin-bottom:16px;font-size:.94rem}
.flash-ok{background:rgba(143,209,63,.10);border:1px solid var(--accent-dim);color:var(--accent-2)}
.flash-err{background:rgba(239,107,107,.10);border:1px solid var(--danger);color:#ffb4b4}

/* ---- Badges / pills ---- */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:99px;font-size:.74rem;
  background:var(--card-2);border:1px solid var(--border);color:var(--muted);font-weight:600}
.badge.business{color:var(--info);border-color:#28405e}
.badge.recurring{color:var(--accent);border-color:var(--accent-dim)}
.badge.cat{color:var(--text)}
.pill-list{display:flex;flex-wrap:wrap;gap:8px}
.section-actions{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.empty{color:var(--muted);padding:30px;text-align:center}
.empty .ico{color:var(--faint);margin-bottom:6px}
.divider{height:1px;background:var(--border);margin:22px 0}
.auth-box{max-width:410px;margin:7vh auto;padding:0 20px}
.auth-box .brand{justify-content:center;display:flex;margin-bottom:16px}
.auth-box .card{padding:28px;border-color:var(--border-2);box-shadow:var(--glow)}
details.calc{margin-top:8px}
details.calc summary{cursor:pointer;color:var(--accent);font-weight:600;padding:6px 0;list-style:none}
details.calc summary::-webkit-details-marker{display:none}

/* ---- Donut chart (spending by category) ---- */
.chart-row{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
.donut{filter:drop-shadow(0 6px 14px rgba(0,0,0,.35))}
.legend{display:grid;gap:8px;flex:1;min-width:180px}
.legend .li{display:flex;align-items:center;gap:9px;font-size:.9rem}
.legend .sw{width:12px;height:12px;border-radius:4px;flex:none}
.legend .amt{margin-left:auto;color:var(--muted);font-variant-numeric:tabular-nums}

/* ---- Vault ---- */
.vault-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.vault-card{background:linear-gradient(180deg,var(--card),var(--bg-2));border:1px solid var(--border);
  border-radius:14px;padding:15px 16px;box-shadow:var(--shadow)}
.vault-card .vc-top{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.vault-card .fav{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;flex:none;
  background:var(--card-2);border:1px solid var(--border);color:var(--accent);font-weight:800}
.vault-card .vc-title{font-weight:700;font-size:.98rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.vault-card .vc-url{color:var(--faint);font-size:.78rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.field{display:flex;align-items:center;gap:8px;margin-top:8px;background:#0c120c;border:1px solid var(--border);
  border-radius:9px;padding:7px 10px}
.field .fl{color:var(--faint);font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;width:64px;flex:none}
.field .fv{font-size:.9rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;font-family:ui-monospace,Menlo,monospace}
.field button{background:none;border:none;color:var(--muted);cursor:pointer;padding:2px;display:grid;place-items:center}
.field button:hover{color:var(--accent)}

/* ---- Modal (payment reminder popup) ---- */
.modal-backdrop{
  position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;padding:20px;
  background:rgba(4,8,4,.66);backdrop-filter:blur(4px);
}
.modal-backdrop.show{display:flex;animation:fade .2s ease}
@keyframes fade{from{opacity:0}to{opacity:1}}
.modal{
  width:100%;max-width:460px;background:linear-gradient(180deg,var(--elev),var(--card));
  border:1px solid var(--border-2);border-radius:20px;box-shadow:0 20px 60px rgba(0,0,0,.6), var(--glow);
  overflow:hidden;animation:pop .25s cubic-bezier(.2,.9,.3,1.3);
}
@keyframes pop{from{transform:translateY(14px) scale(.96);opacity:0}to{transform:none;opacity:1}}
.modal .m-head{display:flex;align-items:center;gap:13px;padding:20px 22px 6px}
.modal .m-bell{width:46px;height:46px;border-radius:50%;flex:none;display:grid;place-items:center;
  color:var(--accent-ink);background:linear-gradient(135deg,var(--accent-2),var(--accent-dim));
  box-shadow:0 6px 18px rgba(143,209,63,.35);animation:ring 1s ease 3}
@keyframes ring{0%,100%{transform:rotate(0)}20%{transform:rotate(-14deg)}40%{transform:rotate(12deg)}60%{transform:rotate(-8deg)}80%{transform:rotate(6deg)}}
.modal h3{margin:0;font-size:1.15rem}
.modal .m-sub{color:var(--muted);font-size:.85rem}
.modal .m-body{padding:8px 22px 6px;max-height:46vh;overflow-y:auto}
.due-item{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px solid var(--border)}
.due-item:last-child{border-bottom:none}
.due-item .di-amt{margin-left:auto;font-weight:800;font-size:1.02rem}
.due-item.over .di-when{color:var(--danger)}
.due-item .di-when{color:var(--muted);font-size:.82rem}
.modal .m-foot{padding:14px 22px 20px;display:flex;gap:10px}

/* ---- Responsive ---- */
@media(max-width:860px){ .grid.cols-3{grid-template-columns:1fr 1fr} }
@media(max-width:640px){
  .navtoggle{display:block}
  .mainnav{display:none;width:100%;flex-direction:column;gap:3px;margin-top:10px}
  body.nav-open .mainnav{display:flex}
  .mainnav a{width:100%}
  .grid.cols-3,.grid.cols-2{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  h1{font-size:1.4rem}
}