/* MoneyMatrixs Budget Tool — dark fintech theme */
:root {
  --bg: #0a0f1a;
  --card: #111a2e;
  --card-border: #1e2a45;
  --text: #e8edf5;
  --muted: #8b98b3;
  --green: #00e676;
  --green-dim: rgba(0, 230, 118, 0.14);
  --gold: #f0b90b;
  --gold-dim: rgba(240, 185, 11, 0.14);
  --red: #ff5252;
  --red-dim: rgba(255, 82, 82, 0.12);
  --radius: 16px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  padding: 0 16px 48px;
}

/* ---------- Header ---------- */
.app-header {
  max-width: 1060px;
  margin: 0 auto;
  padding: 40px 4px 24px;
  text-align: center;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.4px;
  color: var(--text);
  margin-bottom: 14px;
}
.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 19px;
  color: #06130c;
  background: linear-gradient(135deg, var(--green), #00b35c);
  box-shadow: 0 0 18px rgba(0, 230, 118, 0.45);
}
.app-header h1 {
  font-size: clamp(30px, 5vw, 44px);
  letter-spacing: -0.5px;
}
.tagline {
  color: var(--muted);
  margin-top: 8px;
  font-size: 16px;
}

/* ---------- Layout ---------- */
.layout {
  max-width: 1060px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
@media (min-width: 900px) {
  .layout { grid-template-columns: 1fr 1fr; }
  .summary-card, .email-card, .cta-card, .actions-row, .privacy-note { grid-column: 1 / -1; }
}

/* ---------- Cards ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
}
.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}
.card h2 {
  font-size: 19px;
  letter-spacing: -0.2px;
  display: flex;
  align-items: center;
  gap: 9px;
}
.icon {
  width: 22px;
  height: 22px;
  color: var(--green);
  flex-shrink: 0;
}
.hint {
  color: var(--muted);
  font-size: 14px;
  margin-top: 10px;
}

/* ---------- Summary dashboard ---------- */
.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
@media (max-width: 560px) {
  .summary-grid { grid-template-columns: 1fr; }
}
.summary-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 16px;
  text-align: center;
}
.summary-item.highlight {
  border-color: var(--green);
  background: var(--green-dim);
}
.summary-label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: 6px;
}
.summary-value {
  font-size: clamp(24px, 4vw, 32px);
  font-weight: 800;
  letter-spacing: -0.5px;
}
.summary-value.income { color: var(--text); }
.summary-value.expenses { color: var(--gold); }
.summary-value.leftover { color: var(--green); }
.summary-value.negative { color: var(--red); }
.warning {
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 10px;
  background: var(--red-dim);
  border: 1px solid var(--red);
  color: #ffb3b3;
  font-size: 14px;
}
.hidden { display: none !important; }

/* ---------- Forms ---------- */
.field { display: block; margin-bottom: 4px; }
.field-label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 6px;
}
input[type="number"], input[type="text"], input[type="email"], select {
  width: 100%;
  background: #0b1222;
  border: 1px solid var(--card-border);
  border-radius: 10px;
  color: var(--text);
  font-size: 16px;
  padding: 11px 13px;
  font-family: var(--font);
  outline: none;
}
input:focus, select:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(0, 230, 118, 0.18);
}
input::placeholder { color: #5a6578; }
select { appearance: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  border: none;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 700;
  padding: 12px 20px;
  cursor: pointer;
  font-family: var(--font);
  text-decoration: none;
  text-align: center;
  transition: transform 0.06s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:active { transform: scale(0.98); }
.btn-primary {
  background: var(--green);
  color: #06130c;
  box-shadow: 0 4px 16px rgba(0, 230, 118, 0.35);
}
.btn-primary:hover { background: #2bff8f; }
.btn-gold {
  background: linear-gradient(135deg, #f0b90b, #d99e06);
  color: #1a1206;
  box-shadow: 0 4px 16px rgba(240, 185, 11, 0.35);
  width: 100%;
  margin-top: 14px;
  font-size: 16px;
  padding: 14px 20px;
}
.btn-gold:hover { filter: brightness(1.08); }
.btn-ghost {
  background: transparent;
  border: 1px solid var(--card-border);
  color: var(--muted);
  font-size: 13px;
  padding: 8px 14px;
  font-weight: 600;
}
.btn-ghost:hover { color: var(--text); border-color: var(--muted); }
.btn-danger-ghost {
  background: transparent;
  border: 1px solid rgba(255, 82, 82, 0.4);
  color: #ff8a8a;
  font-size: 14px;
}
.btn-danger-ghost:hover { background: var(--red-dim); }

/* ---------- Expenses ---------- */
.expense-list { display: flex; flex-direction: column; gap: 10px; }
.expense-row {
  display: grid;
  grid-template-columns: 1fr 130px 40px;
  gap: 8px;
  align-items: center;
}
@media (max-width: 420px) {
  .expense-row { grid-template-columns: 1fr 104px 38px; }
}
.expense-row .del-btn {
  width: 38px;
  height: 44px;
  border-radius: 10px;
  border: 1px solid var(--card-border);
  background: transparent;
  color: var(--muted);
  font-size: 18px;
  cursor: pointer;
  line-height: 1;
}
.expense-row .del-btn:hover { color: var(--red); border-color: var(--red); }
.add-row {
  display: grid;
  grid-template-columns: 1fr 110px auto;
  gap: 8px;
  margin-top: 14px;
}
@media (max-width: 420px) {
  .add-row { grid-template-columns: 1fr 96px auto; }
}

/* ---------- Chart ---------- */
.chart-wrap {
  display: flex;
  gap: 20px;
  align-items: center;
  flex-wrap: wrap;
}
#donut { width: 180px; height: 180px; flex-shrink: 0; }
.legend {
  list-style: none;
  flex: 1;
  min-width: 180px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
}
.legend li {
  display: flex;
  align-items: center;
  gap: 9px;
}
.legend .swatch {
  width: 12px;
  height: 12px;
  border-radius: 4px;
  flex-shrink: 0;
}
.legend .amt { margin-left: auto; color: var(--muted); font-variant-numeric: tabular-nums; }

/* ---------- 50/30/20 ---------- */
.rule-rows { display: flex; flex-direction: column; gap: 16px; margin-top: 14px; }
.rule-row .rule-top {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  margin-bottom: 6px;
}
.rule-row .rule-top strong { font-variant-numeric: tabular-nums; }
.rule-row .guide { color: var(--muted); font-size: 13px; }
.rule-bar {
  position: relative;
  height: 14px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  overflow: visible;
}
.rule-fill {
  height: 100%;
  border-radius: 8px;
  background: var(--green);
  transition: width 0.25s ease;
  max-width: 100%;
}
.rule-fill.over { background: var(--red); }
.rule-fill.savings { background: var(--gold); }
.rule-marker {
  position: absolute;
  top: -4px;
  bottom: -4px;
  width: 2px;
  background: var(--text);
  opacity: 0.7;
}

/* ---------- Savings goal ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.progress-wrap { margin-top: 16px; }
.progress-track {
  height: 16px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 9px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  width: 0%;
  border-radius: 9px;
  background: linear-gradient(90deg, var(--green), #4dff9d);
  transition: width 0.3s ease;
}
.progress-text { margin-top: 8px; font-size: 14px; color: var(--muted); }

/* ---------- Email + CTA cards ---------- */
.email-card { border-color: rgba(0, 230, 118, 0.35); }
.email-card h2 { margin-bottom: 6px; }
.email-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  margin-top: 14px;
}
@media (max-width: 480px) {
  .email-row { grid-template-columns: 1fr; }
}
.form-error { color: #ff8a8a; font-size: 14px; margin-top: 8px; }
.email-success { color: var(--green); font-size: 14px; margin-top: 8px; }

.cta-card {
  border-color: rgba(240, 185, 11, 0.4);
  background: linear-gradient(180deg, rgba(240, 185, 11, 0.07), var(--card));
}
.cta-card h2 { margin-bottom: 8px; }
.cta-card p { color: var(--muted); font-size: 15px; }
.cta-card strong { color: var(--text); }

.actions-row { display: flex; justify-content: center; }
.privacy-note {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}

/* ---------- Print ---------- */
#printSummary { display: none; }

@media print {
  body { background: #fff; color: #000; padding: 0; }
  .app-header, .layout { display: none !important; }
  #printSummary {
    display: block !important;
    font-family: Arial, Helvetica, sans-serif;
    color: #000;
    max-width: 700px;
    margin: 0 auto;
  }
  #printSummary h1 { font-size: 22px; margin-bottom: 4px; }
  #printSummary h2 { font-size: 16px; margin: 18px 0 6px; }
  #printSummary table { width: 100%; border-collapse: collapse; font-size: 14px; }
  #printSummary th, #printSummary td {
    border: 1px solid #999;
    padding: 6px 10px;
    text-align: left;
  }
  #printSummary th { background: #eee; }
}