:root {
  --kurs-card-bg: rgba(10, 16, 32, 0.58);
  --kurs-border: rgba(255, 255, 255, 0.09);
  --kurs-green: #4cff9a;
  --kurs-green-soft: #7dffbc;
  --kurs-purple: #8d6bff;
  --kurs-violet: #b26cff;
  --kurs-red: #ff5f7a;
  --kurs-red-soft: #ff8fa0;
  --kurs-blue: #9a7cff;
}

.kurs-page {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

.kurs-bg {
  position: fixed;
  inset: 0;
  z-index: -3;
}

.kurs-bg-image,
.kurs-bg-overlay,
.kurs-bg-glow {
  position: absolute;
  inset: 0;
}

.kurs-bg-image {
  background-image: var(--kurs-random-bg);
  background-size: cover;
  background-position: center;
  transform: scale(1.06);
  filter: saturate(1.08) contrast(1.04);
}

.kurs-bg-overlay {
  background:
    radial-gradient(circle at top right, rgba(120, 90, 255, 0.24), transparent 30%),
    radial-gradient(circle at left center, rgba(186, 92, 255, 0.24), transparent 30%),
    linear-gradient(180deg, rgba(6, 10, 18, 0.46), rgba(4, 7, 14, 0.84));
  backdrop-filter: blur(4px);
}

.kurs-bg-glow {
  background:
    radial-gradient(circle at 20% 15%, rgba(124, 92, 255, 0.18), transparent 18%),
    radial-gradient(circle at 82% 24%, rgba(154, 124, 255, 0.22), transparent 20%),
    radial-gradient(circle at 50% 90%, rgba(178, 108, 255, 0.16), transparent 22%);
}

.kurs-hero-simple {
  padding-top: 52px;
  padding-bottom: 12px;
}

.center-only {
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
}

.center-only h1 {
  margin-bottom: 14px;
}

.hero-mini-text {
  margin: 0 auto;
  max-width: 700px;
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.75;
}

.kurs-section {
  padding: 24px 0 80px;
}

.kurs-section-first {
  padding-top: 10px;
}

.kurs-layout {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.kurs-sidebar,
.chart-card,
.history-card {
  background: var(--kurs-card-bg);
  border: 1px solid var(--kurs-border);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
}

.kurs-sidebar {
  border-radius: 28px;
  padding: 22px;
  position: sticky;
  top: 106px;
}

.sidebar-block + .sidebar-block {
  margin-top: 18px;
}

.input-like {
  width: 100%;
  margin-top: 8px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.05);
  color: var(--text);
  font: inherit;
  outline: none;
}

.input-like:focus {
  border-color: rgba(154, 124, 255, 0.56);
  box-shadow: 0 0 0 4px rgba(154, 124, 255, 0.16);
}

.quick-switches {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.timeframe-btn {
  flex: 1 1 calc(50% - 5px);
  min-width: 82px;
  background: linear-gradient(135deg, rgba(86, 59, 194, 0.28), rgba(137, 77, 255, 0.18));
  border-color: rgba(170, 116, 255, 0.22);
}

.timeframe-btn.active {
  background: linear-gradient(135deg, rgba(124, 92, 255, 0.54), rgba(178, 108, 255, 0.30));
  border-color: rgba(170, 116, 255, 0.50);
  color: #fff;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.07) inset, 0 12px 24px rgba(124, 92, 255, 0.18);
}

.sidebar-note p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}

.metric-card {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding: 20px 22px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(14, 21, 38, 0.82), rgba(8, 14, 28, 0.72));
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.22);
}

.metric-card > * {
  position: relative;
  z-index: 1;
}

.metric-card span,
.metric-card small {
  color: var(--muted);
}

.metric-card strong {
  display: block;
  margin: 10px 0 6px;
  font-size: clamp(1.3rem, 2vw, 1.9rem);
}

.metric-card-animated::before {
  content: '';
  position: absolute;
  inset: -24% auto -24% -28%;
  width: 34%;
  z-index: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.02), rgba(255,255,255,0.3), rgba(255,255,255,0.02), transparent);
  transform: rotate(16deg);
  animation: changeLaser 3.6s linear infinite;
  pointer-events: none;
  opacity: .9;
}

.metric-card-animated.change-positive::before {
  background: linear-gradient(90deg, transparent, rgba(76,255,154,0.02), rgba(76,255,154,0.32), rgba(76,255,154,0.02), transparent);
}

.metric-card-animated.change-negative::before {
  background: linear-gradient(90deg, transparent, rgba(255,95,122,0.02), rgba(255,95,122,0.32), rgba(255,95,122,0.02), transparent);
}

@keyframes changeLaser {
  0% { transform: translateX(-180%) rotate(16deg); }
  100% { transform: translateX(420%) rotate(16deg); }
}

.chart-card {
  border-radius: 30px;
  padding: 22px;
}

.chart-card-top,
.history-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.chart-card-top h3,
.history-head h3 {
  margin: 8px 0 0;
  font-size: 1.6rem;
}

.chart-badge,
.history-summary {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
}

.chart-stage {
  position: relative;
  margin-top: 20px;
  min-height: 360px;
  border-radius: 24px;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02)),
    radial-gradient(circle at top, rgba(154,124,255,0.18), transparent 42%);
  border: 1px solid rgba(255,255,255,0.06);
}

#kursChart {
  display: block;
  width: 100%;
  height: 360px;
}

.chart-hover {
  position: absolute;
  z-index: 30;
  min-width: 168px;
  transform: translate(-50%, calc(-100% - 16px));
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(7, 12, 24, 0.92);
  border: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(8px);
  pointer-events: none;
  box-shadow: 0 16px 34px rgba(0,0,0,0.28);
}

.chart-hover strong,
.chart-hover span {
  display: block;
}

.chart-hover span {
  margin-top: 4px;
  color: var(--muted);
}

.history-grid-single {
  display: block;
}

.history-card {
  border-radius: 28px;
  padding: 22px;
}

.history-list {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.history-item {
  display: grid;
  grid-template-columns: 105px 140px minmax(0, 1fr) 95px;
  gap: 12px;
  align-items: center;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
}

.history-date,
.history-change {
  font-size: 0.95rem;
}

.history-value {
  font-weight: 700;
}

.history-bar {
  position: relative;
  height: 10px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  overflow: hidden;
}

.history-bar > span {
  position: absolute;
  inset: 0 auto 0 0;
  border-radius: inherit;
}

.positive { color: var(--kurs-green-soft) !important; }
.negative { color: var(--kurs-red-soft) !important; }
.neutral { color: #c9ceda !important; }

@media (max-width: 1120px) {
  .kurs-layout {
    grid-template-columns: 1fr;
  }

  .kurs-sidebar {
    position: static;
  }

  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .history-item {
    grid-template-columns: 1fr;
  }

  .chart-card-top,
  .history-head {
    align-items: flex-start;
    flex-direction: column;
  }
}


.kurs-section-report {
  padding-top: 0;
}

.reporter-card {
  border-radius: 30px;
  padding: 24px;
  background: var(--kurs-card-bg);
  border: 1px solid var(--kurs-border);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
}

.reporter-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.reporter-badge {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--muted);
  font-size: 0.92rem;
}

.reporter-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(260px, 0.8fr);
  gap: 22px;
}

.reporter-main p {
  margin: 0;
  color: var(--muted);
  line-height: 1.82;
}

.reporter-main p + p {
  margin-top: 14px;
}

.reporter-intro {
  color: var(--text) !important;
  font-weight: 600;
}

.reporter-side {
  display: grid;
  gap: 12px;
}

.reporter-stat-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
}

.reporter-stat-row span {
  color: var(--muted);
}

.reporter-stat-row strong {
  font-size: 1rem;
  text-align: right;
}

@media (max-width: 1120px) {
  .reporter-grid {
    grid-template-columns: 1fr;
  }
}


.metric-card,
.history-card,
.reporter-card {
  position: relative;
  transform-style: preserve-3d;
  transform-origin: center center;
  will-change: transform;
  transition: transform 420ms cubic-bezier(0.16, 1, 0.3, 1);
}

.metric-card > *,
.history-card > *,
.reporter-card > * {
  position: relative;
  z-index: 1;
}

.reporter-card,
.history-card {
  overflow: hidden;
}

.history-empty { padding: 18px 2px; color: var(--muted); }

.timeframe-btn { font-size: 0.92rem; line-height: 1.2; }

/* Theme fix for dropdowns / selects */
.kurs-sidebar .select-wrap {
  position: relative;
  margin-top: 8px;
}

.kurs-sidebar .select-wrap::after {
  content: '';
  position: absolute;
  top: 50%;
  right: 16px;
  width: 16px;
  height: 16px;
  transform: translateY(-50%);
  pointer-events: none;
  opacity: 0.92;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none'%3E%3Cpath d='M7 10l5 5 5-5' stroke='%23d9cbff' stroke-width='2.25' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 16px 16px;
}

.kurs-sidebar .select-wrap .input-like,
.kurs-sidebar .select-wrap select.input-like,
.kurs-sidebar .select-wrap select {
  width: 100%;
  margin-top: 0;
  padding: 14px 46px 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(170, 116, 255, 0.22);
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.025));
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.03);
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

.kurs-sidebar .select-wrap .input-like:hover,
.kurs-sidebar .select-wrap select.input-like:hover,
.kurs-sidebar .select-wrap select:hover {
  border-color: rgba(170, 116, 255, 0.32);
}

.kurs-sidebar .select-wrap .input-like:focus,
.kurs-sidebar .select-wrap select.input-like:focus,
.kurs-sidebar .select-wrap select:focus {
  border-color: rgba(170, 116, 255, 0.50);
  box-shadow: 0 0 0 4px rgba(124, 92, 255, 0.14), inset 0 1px 0 rgba(255,255,255,0.04);
}

.kurs-sidebar .select-wrap select option,
.kurs-sidebar .select-wrap .input-like option {
  background: #120e21;
  color: #efe9ff;
}

.kurs-sidebar .select-wrap select::-ms-expand {
  display: none;
}