/* =============================================================
   Gold Price PK — Premium Frontend Styles v2.1
   Aesthetic: Fresh Light Theme — green accent, Poppins
   ============================================================= */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

:root {
  --gpp-green:        #2E9030;
  --gpp-green-light:  #3CAE3E;
  --gpp-green-dark:   #1E6E20;
  --gpp-green-pale:   #E8F5E9;
  --gpp-green-tint:   #F1FAF1;
  --gpp-green-line:   rgba(46, 144, 48, 0.18);
  --gpp-green-line-s: rgba(46, 144, 48, 0.32);
  --gpp-white:        #FFFFFF;
  --gpp-bg:           #F7FAF7;
  --gpp-bg-alt:       #EEF6EE;
  --gpp-card:         #FFFFFF;
  --gpp-text:         #1A2E1A;
  --gpp-text-mid:     #3A523A;
  --gpp-muted:        #7A9A7A;
  --gpp-border:       #D4E8D4;
  --gpp-up:           #2E9030;
  --gpp-down:         #D93025;
  --gpp-shadow:       0 2px 16px rgba(46,144,48,0.10);
  --gpp-shadow-md:    0 4px 24px rgba(46,144,48,0.14);
  --gpp-font:         'Poppins', sans-serif;
  --gpp-accent:       #2E9030;
}

/* ── Base Wrapper ───────────────────────────────────────────── */
.gpp-wrapper {
  font-family: var(--gpp-font);
  background: var(--gpp-white);
  color: var(--gpp-text);
  max-width: 1600px;
  overflow: hidden;
  margin: 1.5em 0;
  border: 1px solid var(--gpp-border);
  border-radius: 14px;
  box-shadow: var(--gpp-shadow-md);
  position: relative;
}

.gpp-wrapper::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gpp-green-dark), var(--gpp-green), var(--gpp-green-light), var(--gpp-green));
  border-radius: 14px 14px 0 0;
  z-index: 1;
}

/* ── Header ────────────────────────────────────────────────── */
.gpp-header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 22px 26px 18px;
  background: linear-gradient(135deg, var(--gpp-green) 0%, var(--gpp-green-dark) 100%);
  position: relative;
  overflow: hidden;
}

.gpp-header::after {
  content: '';
  position: absolute;
  right: -30px; top: -30px;
  width: 130px; height: 130px;
  border-radius: 50%;
  background: rgba(255,255,255,0.07);
  pointer-events: none;
}

.gpp-header::before {
  content: '';
  position: absolute;
  right: 40px; bottom: -40px;
  width: 100px; height: 100px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
  pointer-events: none;
}

.gpp-icon {
  font-size: 2em;
  line-height: 1;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.2));
  position: relative;
  z-index: 1;
}

.gpp-header-text {
  flex: 1;
  position: relative;
  z-index: 1;
}

.gpp-title {
  margin: 0 0 3px;
  font-family: var(--gpp-font);
  font-size: 1.1em;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: 0.01em;
}

.gpp-subtitle {
  font-size: 0.68em;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 400;
}

.gpp-change {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 3px;
  position: relative;
  z-index: 1;
}

.gpp-change-pct {
  font-family: var(--gpp-font);
  font-size: 0.95em;
  font-weight: 600;
  padding: 4px 11px;
  border-radius: 20px;
}

.gpp-change-label {
  font-size: 0.6em;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  font-weight: 400;
}

.gpp-up   .gpp-change-pct { background: rgba(255,255,255,0.22); color: #FFFFFF; }
.gpp-down .gpp-change-pct { background: rgba(217,48,37,0.35);   color: #FFD0CC; }

/* ── Tabs ───────────────────────────────────────────────────── */
.gpp-tabs {
  display: flex;
  background: var(--gpp-bg);
  border-bottom: 1px solid var(--gpp-border);
}

.gpp-tab {
  flex: 1;
  padding: 12px 8px;
  font-family: var(--gpp-font);
  font-size: 0.72em;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gpp-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
  margin-bottom: -1px;
}

.gpp-tab:hover { color: var(--gpp-green); }

.gpp-tab.active {
  color: var(--gpp-green);
  border-bottom-color: var(--gpp-green);
  background: var(--gpp-white);
}

/* ── Panels ─────────────────────────────────────────────────── */
.gpp-panel { display: none; padding: 22px 26px; background: var(--gpp-white); }
.gpp-panel.active { display: block; }

.gpp-section-title {
  font-family: var(--gpp-font);
  font-size: 0.65em;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gpp-green-dark);
  margin: 0 0 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--gpp-border);
}

/* ── Weight Table ─────────────────────────────────────────────── */
.gpp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88em;
  margin-bottom: 4px;
}

.gpp-table th {
  font-size: 0.68em;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gpp-muted);
  padding: 0 0 10px;
  text-align: left;
  border-bottom: 2px solid var(--gpp-border);
}

.gpp-table th:last-child { text-align: right; }

.gpp-table td {
  padding: 11px 0;
  border-bottom: 1px solid var(--gpp-border);
  color: var(--gpp-text-mid);
  vertical-align: middle;
}

.gpp-table tr:last-child td { border-bottom: none; }

.gpp-table tr:hover td {
  background: var(--gpp-green-tint);
  color: var(--gpp-text);
}

.gpp-price {
  font-family: var(--gpp-font);
  font-size: 0.97em;
  font-weight: 700;
  color: var(--gpp-green-dark) !important;
  text-align: right;
}

.gpp-unit-badge {
  display: inline-block;
  font-size: 0.65em;
  padding: 2px 7px;
  background: var(--gpp-green-pale);
  border: 1px solid var(--gpp-green-line-s);
  border-radius: 4px;
  color: var(--gpp-green-dark);
  margin-right: 9px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* ── Carat Grid ────────────────────────────────────────────── */
.gpp-carat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.gpp-carat-card {
  background: var(--gpp-bg);
  border: 1px solid var(--gpp-border);
  border-radius: 10px;
  padding: 16px;
  position: relative;
  overflow: hidden;
  transition: box-shadow 0.2s, transform 0.2s;
}

.gpp-carat-card:hover {
  box-shadow: var(--gpp-shadow);
  transform: translateY(-2px);
}

.gpp-carat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  border-radius: 10px 10px 0 0;
}

.gpp-carat-24::before { background: linear-gradient(90deg, #2E9030, #3CAE3E); }
.gpp-carat-22::before { background: linear-gradient(90deg, #3A8C3A, #52A852); }
.gpp-carat-21::before { background: linear-gradient(90deg, #4A8A4A, #62A062); }
.gpp-carat-18::before { background: linear-gradient(90deg, #5A8A5A, #74A474); }

.gpp-carat-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 4px;
}

.gpp-carat-karat {
  font-family: var(--gpp-font);
  font-size: 1.9em;
  font-weight: 800;
  line-height: 1;
  color: var(--gpp-green);
}

.gpp-carat-purity {
  font-family: var(--gpp-font);
  font-size: 0.62em;
  font-weight: 600;
  color: var(--gpp-muted);
  background: var(--gpp-green-pale);
  padding: 3px 7px;
  border-radius: 4px;
  border: 1px solid var(--gpp-green-line-s);
}

.gpp-carat-name {
  font-size: 0.65em;
  font-weight: 500;
  color: var(--gpp-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.gpp-carat-divider {
  border: none;
  border-top: 1px solid var(--gpp-border);
  margin: 10px 0;
}

.gpp-carat-prices { display: flex; flex-direction: column; gap: 7px; }

.gpp-carat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78em;
}

.gpp-carat-row-label { color: var(--gpp-muted); font-weight: 400; }

.gpp-carat-row-value {
  font-family: var(--gpp-font);
  color: var(--gpp-text-mid);
  font-weight: 600;
}

.gpp-carat-row-value.primary {
  font-size: 1.08em;
  color: var(--gpp-green-dark);
  font-weight: 700;
}

/* ── Chart ──────────────────────────────────────────────────── */
.gpp-chart-controls {
  display: flex;
  gap: 6px;
  margin-bottom: 16px;
}

.gpp-chart-btn {
  font-family: var(--gpp-font);
  font-size: 0.7em;
  font-weight: 600;
  padding: 5px 14px;
  background: var(--gpp-bg);
  border: 1px solid var(--gpp-border);
  color: var(--gpp-muted);
  cursor: pointer;
  border-radius: 20px;
  transition: all 0.2s;
  letter-spacing: 0.04em;
}

.gpp-chart-btn:hover { color: var(--gpp-green); border-color: var(--gpp-green-line-s); }

.gpp-chart-btn.active {
  background: var(--gpp-green-pale);
  border-color: var(--gpp-green);
  color: var(--gpp-green-dark);
}

.gpp-chart-canvas-wrap {
  position: relative;
  width: 100%;
  height: 200px;
  background: var(--gpp-bg);
  border-radius: 8px;
  overflow: hidden;
}

.gpp-chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 14px;
}

.gpp-legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72em;
  font-weight: 500;
  color: var(--gpp-muted);
  cursor: pointer;
  transition: color 0.2s;
}

.gpp-legend-item:hover { color: var(--gpp-text); }

.gpp-legend-dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ── Footer ────────────────────────────────────────────────── */
.gpp-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 26px;
  background: var(--gpp-bg);
  border-top: 1px solid var(--gpp-border);
  font-size: 0.67em;
  font-weight: 500;
  color: var(--gpp-muted);
}

.gpp-live-dot {
  display: inline-block;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--gpp-green);
  margin-right: 6px;
  vertical-align: middle;
  animation: gpp-pulse 2s ease-in-out infinite;
}

@keyframes gpp-pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(46,144,48,0.4); }
  50%       { opacity: 0.7; box-shadow: 0 0 0 5px rgba(46,144,48,0); }
}

.gpp-source a { color: var(--gpp-green-dark); text-decoration: none; font-weight: 600; }
.gpp-source a:hover { color: var(--gpp-green); }

.gpp-error {
  padding: 14px 20px;
  background: #FFF0EE;
  border: 1px solid #FFCCC7;
  color: #C62828;
  font-size: 0.88em;
  border-radius: 8px;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 500px) {
  .gpp-header  { padding: 16px 18px; }
  .gpp-panel   { padding: 16px 18px; }
  .gpp-footer  { padding: 10px 18px; flex-direction: column; gap: 5px; text-align: center; }
  .gpp-carat-grid { grid-template-columns: 1fr; }
  .gpp-title   { font-size: 1em; }
}

/* ── Style: minimal ─────────────────────────────────────────── */
.gpp-style-minimal { max-width: 100%; border-radius: 8px; }