:root {
  --bg-dark: #080b11;
  --bg-card: #0e131f;
  --bg-card-hover: #141b2c;
  --bg-elevated: #161e31;
  --border-color: #1e293b;
  --border-glow: #334155;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --accent-green: #00f2a9;
  --accent-green-glow: rgba(0, 242, 169, 0.25);
  --accent-green-bg: rgba(0, 242, 169, 0.08);
  --accent-red: #ff4d6d;
  --accent-red-bg: rgba(255, 77, 109, 0.1);
  --accent-amber: #f59e0b;
  --accent-bybit: #f7a600;
  --accent-bybit-glow: rgba(247, 166, 0, 0.25);
  --accent-cyan: #00d2ff;
  --accent-cyan-bg: rgba(0, 210, 255, 0.08);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', Consolas, monospace;
}

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-sans);
  min-height: 100vh;
  line-height: 1.5;
  background-image: 
    radial-gradient(circle at 10% 10%, rgba(247, 166, 0, 0.03) 0%, transparent 40%),
    radial-gradient(circle at 90% 20%, rgba(0, 242, 169, 0.03) 0%, transparent 40%),
    radial-gradient(circle at 50% 90%, rgba(0, 210, 255, 0.02) 0%, transparent 50%);
}

/* Mandatory CSS constraints */
input, select, textarea {
  min-width: 0;
  font-family: inherit;
}

.brand {
  min-width: 0;
}

.brand-title {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.lang-switcher {
  flex-shrink: 0;
}

/* App Container */
.app-container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 24px 20px 80px 20px;
}

/* Header */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 20px;
  gap: 16px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #10b981 0%, #059669 50%, #f7a600 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  box-shadow: 0 0 20px rgba(0, 242, 169, 0.25);
  flex-shrink: 0;
}

.brand-title {
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-pro-tag {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 6px;
  background: rgba(0, 242, 169, 0.15);
  color: var(--accent-green);
  border: 1px solid rgba(0, 242, 169, 0.3);
  letter-spacing: 0.04em;
}

.brand-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 9999px;
  font-size: 12px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green);
  animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
  0% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.7; }
}

.lang-switcher {
  display: flex;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 2px;
}

.lang-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.lang-btn:hover {
  color: #fff;
}

.lang-btn.active {
  background: var(--bg-elevated);
  color: #fff;
  border: 1px solid var(--border-glow);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

/* Bybit Affiliate Hero Banner */
.affiliate-hero-banner {
  position: relative;
  background: linear-gradient(135deg, rgba(247, 166, 0, 0.12) 0%, rgba(14, 19, 31, 0.95) 50%, rgba(0, 242, 169, 0.08) 100%);
  border: 1px solid rgba(247, 166, 0, 0.35);
  border-radius: 14px;
  padding: 20px 24px;
  margin-bottom: 24px;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4), 0 0 24px rgba(247, 166, 0, 0.1);
}

.aff-glow {
  position: absolute;
  top: -50px;
  right: -50px;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(247, 166, 0, 0.2) 0%, transparent 70%);
  pointer-events: none;
}

.aff-content {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.aff-left {
  flex: 1;
  min-width: 280px;
}

.aff-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(247, 166, 0, 0.18);
  border: 1px solid rgba(247, 166, 0, 0.4);
  color: var(--accent-bybit);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 3px 10px;
  border-radius: 9999px;
  margin-bottom: 8px;
}

.aff-headline {
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.aff-desc {
  font-size: 13px;
  color: var(--text-muted);
  max-width: 680px;
  line-height: 1.4;
}

.aff-right {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.code-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 0, 0, 0.45);
  border: 1px dashed rgba(247, 166, 0, 0.5);
  padding: 8px 12px;
  border-radius: 8px;
}

.code-label {
  font-size: 12px;
  color: var(--text-muted);
}

.code-val {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--accent-bybit);
  letter-spacing: 0.06em;
}

.btn-copy-code {
  background: var(--bg-elevated);
  border: 1px solid var(--border-glow);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-copy-code:hover {
  background: rgba(247, 166, 0, 0.2);
  border-color: var(--accent-bybit);
  color: var(--accent-bybit);
}

.btn-aff-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #f7a600 0%, #e09400 100%);
  color: #0b0f19;
  font-size: 14px;
  font-weight: 700;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(247, 166, 0, 0.35);
  transition: all 0.2s;
  white-space: nowrap;
}

.btn-aff-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(247, 166, 0, 0.5);
}

/* HUD Grid */
.hud-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.hud-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
}

.hud-card:hover {
  border-color: var(--border-glow);
  background: var(--bg-card-hover);
}

.hud-card.highlight {
  border-color: rgba(0, 242, 169, 0.35);
  background: linear-gradient(180deg, rgba(0, 242, 169, 0.05) 0%, var(--bg-card) 100%);
}

.hud-card.clock-card {
  border-color: rgba(0, 210, 255, 0.35);
  background: linear-gradient(180deg, rgba(0, 210, 255, 0.05) 0%, var(--bg-card) 100%);
}

.hud-card.safety {
  border-color: rgba(247, 166, 0, 0.3);
}

.hud-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.hud-value {
  font-size: 26px;
  font-weight: 800;
  font-family: var(--font-mono);
  color: #fff;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.hud-card.highlight .hud-value {
  color: var(--accent-green);
  text-shadow: 0 0 16px var(--accent-green-glow);
}

.hud-value.clock-val {
  color: var(--accent-cyan);
  text-shadow: 0 0 16px rgba(0, 210, 255, 0.3);
}

.hud-value.safety-val {
  color: var(--accent-green);
}

.hud-sub {
  font-size: 12px;
  color: var(--text-dim);
}

.tag-profit {
  display: inline-block;
  background: var(--accent-green-bg);
  color: var(--accent-green);
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
}

/* Clock Big Interactive Section */
.clock-section {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 24px;
  margin-bottom: 28px;
  position: relative;
  overflow: hidden;
}

.clock-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.clock-title-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

.clock-icon {
  font-size: 28px;
}

.clock-title {
  font-size: 18px;
  font-weight: 800;
  color: #fff;
}

.clock-subtitle {
  font-size: 13px;
  color: var(--text-muted);
}

.btn-sound-toggle {
  background: var(--bg-elevated);
  border: 1px solid var(--border-glow);
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 8px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
}

.btn-sound-toggle:hover, .btn-sound-toggle.active {
  color: #fff;
  border-color: var(--accent-cyan);
  background: rgba(0, 210, 255, 0.1);
}

.clock-display-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 20px;
}

.countdown-hero-card {
  background: linear-gradient(135deg, rgba(14, 19, 31, 0.9) 0%, rgba(22, 30, 49, 0.95) 100%);
  border: 1px solid var(--border-glow);
  border-radius: 12px;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.5);
}

.countdown-caption {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent-cyan);
  margin-bottom: 12px;
}

.countdown-digits {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.digit-box {
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid var(--border-glow);
  border-radius: 10px;
  padding: 12px 14px;
  min-width: 76px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.digit-box span:first-child {
  font-family: var(--font-mono);
  font-size: 38px;
  font-weight: 800;
  line-height: 1;
  color: #fff;
  text-shadow: 0 0 12px rgba(255, 255, 255, 0.2);
}

.digit-box.highlight span:first-child {
  color: var(--accent-green);
  text-shadow: 0 0 16px var(--accent-green-glow);
}

.digit-unit {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-dim);
  margin-top: 6px;
  letter-spacing: 0.08em;
}

.digit-sep {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-dim);
  animation: blink 1s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.2; }
}

.countdown-time-details {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}

.time-chip {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  font-size: 11px;
  font-family: var(--font-mono);
  padding: 4px 10px;
  border-radius: 6px;
  color: var(--text-muted);
}

.time-chip.pulse {
  border-color: rgba(0, 242, 169, 0.4);
  color: var(--accent-green);
  background: var(--accent-green-bg);
}

.epochs-progress-card {
  background: rgba(14, 19, 31, 0.6);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.progress-bar-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.progress-percent {
  font-family: var(--font-mono);
  color: var(--accent-cyan);
  font-size: 14px;
  font-weight: 700;
}

.progress-bar-track {
  width: 100%;
  height: 10px;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 9999px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  margin-bottom: 24px;
}

.progress-bar-fill {
  height: 100%;
  width: 50%;
  background: linear-gradient(90deg, #00d2ff 0%, #00f2a9 100%);
  border-radius: 9999px;
  box-shadow: 0 0 10px rgba(0, 242, 169, 0.5);
  transition: width 1s linear;
}

.daily-epochs-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  position: relative;
}

.epoch-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  z-index: 1;
}

.epoch-badge {
  background: var(--bg-elevated);
  border: 1px solid var(--border-glow);
  padding: 6px 12px;
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  transition: all 0.2s;
}

.epoch-node.active .epoch-badge {
  background: rgba(0, 242, 169, 0.15);
  border-color: var(--accent-green);
  color: var(--accent-green);
  box-shadow: 0 0 14px var(--accent-green-glow);
}

.epoch-status {
  font-size: 11px;
  color: var(--text-dim);
  font-weight: 500;
}

.epoch-status.active {
  color: var(--accent-green);
  font-weight: 700;
}

.epoch-node-line {
  flex: 1;
  height: 2px;
  background: var(--border-color);
  margin: 0 8px;
  margin-bottom: 22px;
}

.epoch-footnote {
  font-size: 12px;
  color: var(--text-dim);
  background: rgba(0, 0, 0, 0.25);
  padding: 8px 12px;
  border-radius: 6px;
  border-left: 3px solid var(--accent-amber);
}

/* Spread Table Section */
.table-section {
  margin-bottom: 32px;
}

.section-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  gap: 16px;
  flex-wrap: wrap;
}

.section-heading {
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.01em;
}

.section-sub {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

.toolbar-sub {
  font-size: 13px;
  color: var(--text-muted);
}

.toolbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.filter-pills {
  display: flex;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 2px;
}

.pill-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  border-radius: 6px;
  transition: all 0.2s;
}

.pill-btn:hover {
  color: #fff;
}

.pill-btn.active {
  background: var(--bg-elevated);
  color: #fff;
  border: 1px solid var(--border-glow);
}

.scenario-switch-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}

.scenario-label {
  font-size: 12px;
  color: var(--text-muted);
}

.scenario-select {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: #fff;
  padding: 6px 10px;
  font-size: 12px;
  border-radius: 8px;
  outline: none;
  cursor: pointer;
}

.scenario-select:focus {
  border-color: var(--accent-cyan);
}

.btn-refresh {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-refresh:hover {
  border-color: var(--accent-green);
  background: var(--bg-card-hover);
}

.refresh-icon.spin {
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  100% { transform: rotate(360deg); }
}

/* Spread Table */
.table-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.table-responsive {
  overflow-x: auto;
}

.spread-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
}

.spread-table th {
  background: rgba(14, 19, 31, 0.95);
  color: var(--text-muted);
  font-weight: 600;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
  font-size: 12px;
}

.th-venue-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: #fff;
  font-weight: 700;
}

.th-sub {
  font-size: 11px;
  color: var(--text-dim);
  font-weight: 400;
  margin-top: 2px;
}

.col-venue.venue-bybit {
  background: rgba(247, 166, 0, 0.05);
  border-left: 1px solid rgba(247, 166, 0, 0.2);
  border-right: 1px solid rgba(247, 166, 0, 0.2);
}

.tag-vip {
  background: var(--accent-bybit);
  color: #000;
  font-size: 9px;
  font-weight: 800;
  padding: 1px 5px;
  border-radius: 4px;
  letter-spacing: 0.04em;
}

.spread-table td {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.spread-table tbody tr {
  transition: background 0.15s;
}

.spread-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

.td-venue-bybit {
  background: rgba(247, 166, 0, 0.02);
  border-left: 1px solid rgba(247, 166, 0, 0.15);
  border-right: 1px solid rgba(247, 166, 0, 0.15);
}

/* Asset Cell */
.asset-cell {
  display: flex;
  align-items: center;
  gap: 12px;
}

.asset-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-elevated);
  border: 1px solid var(--border-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  flex-shrink: 0;
}

.asset-info {
  display: flex;
  flex-direction: column;
}

.asset-symbol {
  font-size: 14px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.01em;
}

.asset-name {
  font-size: 11px;
  color: var(--text-dim);
}

.asset-price-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 2px;
}

.asset-price {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
}

.price-chg {
  font-size: 10px;
  font-weight: 600;
}

.price-chg.up { color: var(--accent-green); }
.price-chg.down { color: var(--accent-red); }

/* Rate Cell */
.rate-cell {
  font-family: var(--font-mono);
}

.rate-val {
  font-size: 13px;
  font-weight: 700;
}

.rate-val.pos { color: var(--accent-green); }
.rate-val.neg { color: var(--accent-red); }

.rate-apr {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 2px;
}

.rate-cell.highlight .rate-val {
  color: var(--accent-bybit);
}

/* Spread & Strategy */
.spread-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-cyan);
  background: var(--accent-cyan-bg);
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid rgba(0, 210, 255, 0.25);
}

.strategy-cell {
  max-width: 220px;
}

.strategy-title {
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 2px;
}

.strategy-desc {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.3;
}

.net-apr-badge {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 800;
  color: var(--accent-green);
  background: var(--accent-green-bg);
  padding: 6px 10px;
  border-radius: 8px;
  border: 1px solid rgba(0, 242, 169, 0.35);
  box-shadow: 0 0 10px rgba(0, 242, 169, 0.15);
  white-space: nowrap;
}

/* Action Buttons in Table */
.action-cell {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-tbl-calc {
  background: var(--bg-elevated);
  border: 1px solid var(--border-glow);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.btn-tbl-calc:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.btn-tbl-trade {
  background: linear-gradient(135deg, rgba(247, 166, 0, 0.2) 0%, rgba(247, 166, 0, 0.35) 100%);
  border: 1px solid var(--accent-bybit);
  color: var(--accent-bybit);
  font-size: 12px;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 6px;
  text-decoration: none;
  transition: all 0.2s;
  white-space: nowrap;
}

.btn-tbl-trade:hover {
  background: var(--accent-bybit);
  color: #000;
  box-shadow: 0 0 14px rgba(247, 166, 0, 0.4);
}

.table-footer-notes {
  background: rgba(14, 19, 31, 0.5);
  padding: 14px 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.note-item {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.4;
}

/* Calculator Section */
.calculator-section {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 28px;
  margin-bottom: 32px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.4);
}

.calc-header {
  margin-bottom: 24px;
}

.calc-title-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

.calc-icon {
  font-size: 28px;
}

.calc-title {
  font-size: 20px;
  font-weight: 800;
  color: #fff;
}

.calc-subtitle {
  font-size: 13px;
  color: var(--text-muted);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 28px;
}

.calc-card {
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 22px;
}

.card-inner-title {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-color);
}

/* Form Controls */
.form-group {
  margin-bottom: 20px;
}

.label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.label-row label, .form-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}

.label-info, .label-badge {
  font-size: 11px;
  color: var(--text-dim);
}

.label-badge {
  color: var(--accent-green);
  font-family: var(--font-mono);
}

.rate-preview {
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--accent-cyan);
}

.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.input-prefix, .input-suffix {
  position: absolute;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dim);
  pointer-events: none;
}

.input-prefix { left: 14px; }
.input-suffix { right: 14px; }

.input-wrap input {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: #fff;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 15px;
  font-family: var(--font-mono);
  font-weight: 600;
  outline: none;
  transition: border-color 0.2s;
}

.input-prefix ~ input { padding-left: 30px; }
input:has(~ .input-suffix) { padding-right: 60px; }

.input-wrap input:focus, .form-select:focus {
  border-color: var(--accent-green);
  box-shadow: 0 0 10px rgba(0, 242, 169, 0.2);
}

.quick-chips {
  display: flex;
  gap: 6px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.chip-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 11px;
  font-family: var(--font-mono);
  padding: 4px 8px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
}

.chip-btn:hover {
  color: #fff;
  border-color: var(--border-glow);
}

.chip-btn.active {
  background: var(--bg-elevated);
  border-color: var(--accent-green);
  color: var(--accent-green);
}

.form-select {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: #fff;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
  outline: none;
  cursor: pointer;
}

.slider-wrap {
  margin-top: 10px;
}

.slider-wrap input[type=range] {
  width: 100%;
  accent-color: var(--accent-green);
  cursor: pointer;
}

.slider-marks {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  margin-top: 4px;
}

/* Strategy Mode Toggles */
.mode-toggle-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}

.mode-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 12px 14px;
  border-radius: 8px;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s;
}

.mode-btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
}

.mode-btn.active {
  background: rgba(0, 242, 169, 0.06);
  border-color: var(--accent-green);
  box-shadow: 0 0 12px rgba(0, 242, 169, 0.15);
}

.mode-btn-title {
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 2px;
}

.mode-btn-desc {
  font-size: 11px;
  color: var(--text-dim);
}

/* Leverage Selector */
.leverage-selector {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 8px;
}

.btn-lev {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 10px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-lev:hover {
  border-color: var(--border-glow);
}

.btn-lev.active {
  background: var(--bg-elevated);
  border-color: var(--accent-green);
  box-shadow: 0 0 12px rgba(0, 242, 169, 0.2);
}

.btn-lev .lev-val {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 800;
  color: #fff;
}

.btn-lev .lev-badge {
  font-size: 10px;
  color: var(--accent-green);
  margin-top: 2px;
  font-weight: 600;
}

.btn-lev .lev-badge.danger {
  color: var(--accent-red);
}

.leverage-tag {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
}

.leverage-tag.safe {
  background: var(--accent-green-bg);
  color: var(--accent-green);
}

/* Output Metrics Grid */
.payout-metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 18px;
}

.metric-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 14px;
}

.metric-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.metric-val {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 800;
  color: #fff;
}

.metric-sub {
  font-size: 10px;
  color: var(--text-dim);
  margin-top: 4px;
}

/* Annual Return Banner */
.annual-return-banner {
  background: linear-gradient(135deg, rgba(0, 242, 169, 0.1) 0%, rgba(14, 19, 31, 0.9) 100%);
  border: 1px solid rgba(0, 242, 169, 0.35);
  border-radius: 12px;
  padding: 18px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  flex-wrap: wrap;
  gap: 14px;
}

.banner-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.annual-dollar {
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 800;
  color: var(--accent-green);
  text-shadow: 0 0 16px var(--accent-green-glow);
  margin: 4px 0;
}

.banner-sub {
  font-size: 11px;
  color: var(--text-dim);
}

.rate-badge-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.rate-pill {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-glow);
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 12px;
}

.rate-pill-label {
  color: var(--text-muted);
}

.rate-pill-val {
  font-family: var(--font-mono);
  font-weight: 700;
  color: #fff;
}

.rate-pill.gold {
  border-color: rgba(247, 166, 0, 0.35);
}

.rate-pill.gold .rate-pill-val {
  color: var(--accent-bybit);
}

/* Risk Buffer Indicator */
.risk-buffer-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 18px;
}

.risk-buffer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.risk-buffer-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  color: #fff;
}

.risk-score-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  font-family: var(--font-mono);
}

.risk-score-badge.safe {
  background: var(--accent-green-bg);
  color: var(--accent-green);
  border: 1px solid rgba(0, 242, 169, 0.3);
}

.risk-score-badge.moderate {
  background: rgba(245, 158, 11, 0.1);
  color: var(--accent-amber);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.risk-score-badge.danger {
  background: var(--accent-red-bg);
  color: var(--accent-red);
  border: 1px solid rgba(255, 77, 109, 0.3);
}

.risk-meter-wrap {
  margin-bottom: 12px;
}

.risk-meter-track {
  width: 100%;
  height: 8px;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 9999px;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.risk-meter-fill {
  height: 100%;
  border-radius: 9999px;
  transition: width 0.3s ease, background-color 0.3s ease;
}

.risk-meter-fill.safe {
  background: var(--accent-green);
  box-shadow: 0 0 10px var(--accent-green-glow);
}

.risk-meter-fill.moderate {
  background: var(--accent-amber);
}

.risk-meter-fill.danger {
  background: var(--accent-red);
}

.risk-meter-labels {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  color: var(--text-dim);
  margin-top: 4px;
}

.risk-desc {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
  background: rgba(0, 0, 0, 0.25);
  padding: 10px 12px;
  border-radius: 6px;
}

/* Growth Chart */
.growth-chart-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 18px;
}

.growth-chart-head {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.growth-summary {
  font-family: var(--font-mono);
  color: var(--accent-green);
  font-weight: 700;
}

.growth-bars {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  height: 70px;
  gap: 12px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border-color);
}

.growth-bar-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  justify-content: flex-end;
}

.growth-bar-fill {
  width: 100%;
  max-width: 38px;
  background: var(--border-glow);
  border-radius: 4px 4px 0 0;
  transition: height 0.4s ease;
}

.growth-bar-fill.highlight {
  background: linear-gradient(180deg, #00f2a9 0%, #059669 100%);
  box-shadow: 0 0 10px rgba(0, 242, 169, 0.3);
}

.growth-bar-label {
  font-size: 10px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  margin-top: 6px;
}

/* Action row */
.calc-action-row {
  margin-top: 8px;
}

.btn-execute-bybit {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #f7a600 0%, #d97706 100%);
  color: #0b0f19;
  padding: 14px 20px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 800;
  font-size: 15px;
  text-align: center;
  box-shadow: 0 6px 20px rgba(247, 166, 0, 0.3);
  transition: all 0.2s;
}

.btn-execute-bybit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(247, 166, 0, 0.45);
}

.btn-sub-note {
  font-size: 11px;
  font-weight: 600;
  color: #3b2a02;
  margin-top: 2px;
}

/* Blueprint Section */
.blueprint-section {
  margin-bottom: 32px;
}

.section-heading.centered {
  text-align: center;
}

.section-sub.centered {
  text-align: center;
  margin-bottom: 24px;
}

.blueprint-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.blueprint-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px 20px;
  position: relative;
  transition: all 0.2s;
}

.blueprint-card:hover {
  border-color: var(--border-glow);
  background: var(--bg-card-hover);
}

.blueprint-card.highlight {
  border-color: rgba(0, 242, 169, 0.35);
  background: linear-gradient(180deg, rgba(0, 242, 169, 0.04) 0%, var(--bg-card) 100%);
}

.step-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--bg-elevated);
  color: var(--text-dim);
  border: 1px solid var(--border-color);
}

.step-badge.harvest {
  background: var(--accent-green-bg);
  color: var(--accent-green);
  border-color: rgba(0, 242, 169, 0.3);
}

.bp-icon {
  font-size: 32px;
  margin-bottom: 14px;
}

.bp-title {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.bp-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.45;
}

/* FAQ Details */
.faq-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  overflow: hidden;
  transition: border-color 0.2s;
}

.faq-item[open] {
  border-color: var(--border-glow);
}

.faq-question {
  padding: 14px 18px;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: '+';
  font-size: 18px;
  color: var(--text-dim);
}

.faq-item[open] .faq-question::after {
  content: '−';
}

.faq-answer {
  padding: 0 18px 16px 18px;
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-top: 12px;
}

/* Partner Card */
.partner-card {
  background: linear-gradient(135deg, rgba(247, 166, 0, 0.08) 0%, var(--bg-card) 60%, rgba(0, 242, 169, 0.05) 100%);
  border: 1px solid rgba(247, 166, 0, 0.3);
  border-radius: 14px;
  padding: 24px 28px;
  margin-bottom: 32px;
}

.partner-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.partner-left {
  flex: 1;
  min-width: 280px;
}

.partner-logo {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--accent-bybit);
  margin-bottom: 6px;
}

.partner-left h3 {
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 6px;
}

.partner-left p {
  font-size: 13px;
  color: var(--text-muted);
}

.partner-right {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.partner-code-badge {
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(247, 166, 0, 0.4);
  padding: 8px 14px;
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--accent-bybit);
}

.btn-partner-launch {
  background: var(--accent-bybit);
  color: #0b0f19;
  font-weight: 700;
  font-size: 13px;
  padding: 10px 18px;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.2s;
  white-space: nowrap;
}

.btn-partner-launch:hover {
  box-shadow: 0 0 16px rgba(247, 166, 0, 0.4);
}

/* Portal Backlink */
.portal-backlink-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 20px 0;
  border-top: 1px solid var(--border-color);
  font-size: 13px;
  color: var(--text-dim);
  flex-wrap: wrap;
}

.portal-backlink {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s;
}

.portal-backlink:hover {
  color: var(--accent-green);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: rgba(14, 19, 31, 0.95);
  border: 1px solid var(--accent-green);
  color: #fff;
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 16px var(--accent-green-glow);
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 9999;
  pointer-events: none;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* Responsive */
@media (max-width: 1024px) {
  .hud-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .clock-display-grid {
    grid-template-columns: 1fr;
  }
  .calc-grid {
    grid-template-columns: 1fr;
  }
  .blueprint-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .hud-grid {
    grid-template-columns: 1fr;
  }
  .countdown-digits {
    gap: 4px;
  }
  .digit-box {
    min-width: 60px;
    padding: 10px 8px;
  }
  .digit-box span:first-child {
    font-size: 28px;
  }
  .payout-metrics-grid {
    grid-template-columns: 1fr;
  }
  .daily-epochs-row {
    flex-direction: column;
    gap: 12px;
  }
  .epoch-node-line {
    display: none;
  }
  .app-container {
    padding: 16px 12px 60px 12px;
  }
}