:root {
  --bg: #0b1730;
  --bg-soft: #102043;
  --panel: #162845;
  --panel-soft: #1b2f50;
  --line: rgba(173, 200, 255, 0.18);
  --text: #e6efff;
  --muted: #9ab0d7;
  --brand: #2463eb;
  --green: #0ca678;
  --danger: #ef4444;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 20% -20%, #23457f 0%, transparent 45%), var(--bg);
  overflow-x: hidden;
}

.layout {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 340px 1fr;
  width: 100%;
  max-width: 100%;
}

.sidebar {
  border-right: 1px solid var(--line);
  background: linear-gradient(180deg, #142747 0%, #122340 100%);
  padding: 1rem;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-head {
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--line);
}

.sidebar-head h2 {
  margin: 0;
  font-size: 1.4rem;
}

.sidebar-subtitle {
  color: var(--muted);
  margin: 1rem 0 0.8rem;
  font-size: 0.93rem;
}

label {
  display: block;
  margin: 0.9rem 0 0.4rem;
  font-size: 0.9rem;
  color: var(--muted);
}

input,
select {
  width: 100%;
  border: 1px solid var(--line);
  background: #2b4267;
  color: var(--text);
  border-radius: 8px;
  padding: 0.65rem 0.8rem;
  font: inherit;
}

.frequency-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-top: 0.4rem;
}

.currency-toggle {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.5rem;
  margin-top: 0.4rem;
}

.currency-toggle input {
  display: none;
}

.currency-toggle label {
  margin: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 1px solid #3f5f92;
  background: #294164;
  color: #cde0ff;
  padding: 0.65rem 0.75rem;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
}

.currency-code {
  letter-spacing: 0.04em;
  font-size: 0.86rem;
}

.currency-symbol {
  font-size: 1rem;
  font-weight: 700;
}

.currency-toggle input:checked + label {
  background: linear-gradient(120deg, #1f56d6, #2e74ff);
  border-color: #4c83ff;
  color: #ffffff;
  box-shadow: 0 10px 20px rgba(46, 116, 255, 0.25);
}

.frequency-toggle input {
  display: none;
}

.frequency-toggle label {
  margin: 0;
  text-align: center;
  border: 1px solid #3f5f92;
  background: #294164;
  color: #cde0ff;
  padding: 0.65rem;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
}

.frequency-toggle input:checked + label {
  background: #1f59df;
  border-color: #4c83ff;
  color: white;
}

.portfolio-block {
  margin-top: 1.2rem;
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.portfolio-block h3 {
  margin: 0 0 0.7rem;
  font-size: 1rem;
}

.asset-row {
  display: grid;
  grid-template-columns: 1fr 92px 36px;
  gap: 0.4rem;
  margin-bottom: 0.5rem;
}

.asset-row input {
  text-align: center;
}

.remove-btn {
  border: 0;
  background: var(--danger);
  color: white;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 700;
}

.ghost-btn,
.run-btn {
  border: 0;
  border-radius: 10px;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
}

.ghost-btn {
  width: 100%;
  margin-top: 0.3rem;
  background: #2b4267;
  color: #d8e7ff;
  padding: 0.55rem;
}

.total {
  color: var(--muted);
  font-weight: 700;
  margin: 0.6rem 0 0;
}

.total.ok {
  color: #14d992;
}

.run-btn {
  width: 100%;
  margin-top: 1.2rem;
  background: linear-gradient(120deg, #1f56d6, #2e74ff);
  color: white;
  padding: 0.78rem;
}

.content {
  padding: 1.4rem;
  min-width: 0;
}

.main-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
}

.main-header h1 {
  margin: 0;
  font-size: clamp(1.4rem, 2vw, 2rem);
}

.main-header p {
  margin: 0.45rem 0 0;
  color: var(--muted);
}

.status {
  border-radius: 999px;
  padding: 0.5rem 0.8rem;
  font-size: 0.82rem;
  border: 1px solid var(--line);
  white-space: nowrap;
}

.status-ok {
  background: rgba(20, 217, 146, 0.16);
  color: #73f0be;
}

.status-warn {
  background: rgba(245, 158, 11, 0.14);
  color: #ffd48a;
}

.error-box {
  margin-top: 1rem;
  padding: 0.75rem 0.95rem;
  border-radius: 10px;
  border: 1px solid rgba(239, 68, 68, 0.5);
  background: rgba(239, 68, 68, 0.12);
  color: #ffb2b2;
}

.card {
  background: linear-gradient(180deg, var(--panel) 0%, var(--panel-soft) 100%);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1rem;
  min-width: 0;
  max-width: 100%;
}

.chart-card {
  margin-top: 1.2rem;
}

.chart-card h2 {
  margin: 0 0 0.6rem;
}

.difference-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.diff-card {
  border-radius: 12px;
  border: 1px solid var(--line);
  padding: 0.9rem;
}

.diff-card h4 {
  margin: 0;
  color: #b9cbeb;
}

.diff-card p {
  margin: 0.35rem 0 0;
  font-size: 1.55rem;
  font-weight: 700;
}

.diff-card.blue {
  background: linear-gradient(140deg, rgba(30, 85, 208, 0.3), rgba(18, 43, 88, 0.2));
}

.diff-card.green {
  background: linear-gradient(140deg, rgba(14, 165, 140, 0.26), rgba(13, 57, 62, 0.2));
}

.diff-card.purple {
  background: linear-gradient(140deg, rgba(106, 65, 199, 0.3), rgba(47, 31, 90, 0.2));
}

.diff-card.red {
  background: linear-gradient(140deg, rgba(219, 68, 55, 0.3), rgba(128, 30, 26, 0.2));
}

.diff-card.green p {
    color: var(--green);
}

.diff-card.red p {
    color: var(--danger);
}

.portfolio-grid,
.table-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.portfolio-card h3,
.table-grid h3 {
  margin: 0 0 0.6rem;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
}

.metrics div {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.7rem;
  background: rgba(34, 54, 92, 0.5);
}

.metrics div.positive {
    background: rgba(12, 166, 120, 0.15); /* Basato su --green */
    border-color: var(--green);
}

.metrics div.negative {
    background: rgba(239, 68, 68, 0.15); /* Basato su --danger */
    border-color: var(--danger);
}

.metrics div.positive strong {
    color: var(--green);
}

.metrics div.negative strong {
    color: var(--danger);
}

.metrics span {
  display: block;
  color: var(--muted);
  font-size: 0.83rem;
}

.metrics strong {
  font-size: 1.03rem;
}

.pie-wrap .plotly-graph-div {
  margin: 0 auto;
}

.table-wrap {
  overflow-x: auto;
  max-width: 100%;
  -webkit-overflow-scrolling: touch;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 450px;
}

.chart-card .js-plotly-plot,
.chart-card .plot-container,
.chart-card .svg-container,
.chart-card .plotly-graph-div,
.pie-wrap .js-plotly-plot,
.pie-wrap .plot-container,
.pie-wrap .svg-container,
.pie-wrap .plotly-graph-div {
  width: 100% !important;
  max-width: 100% !important;
}

th,
td {
  text-align: left;
  padding: 0.55rem;
  border-bottom: 1px solid rgba(173, 200, 255, 0.13);
}

th {
  color: #b7cbf2;
  cursor: pointer;
  font-weight: 700;
}

td {
  color: #e4eeff;
}

@media (max-width: 1160px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
  }

  .difference-grid,
  .portfolio-grid,
  .table-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .content {
    padding: 1rem 0.75rem;
  }

  .main-header {
    flex-direction: column;
  }

  .diff-card p {
    font-size: 1.25rem;
    overflow-wrap: anywhere;
  }

  table {
    min-width: 380px;
  }
}