/* ═══════════════════════════════════════════════════════════════════
   RCB Analytics Dashboard — Dark Neon Theme
   Royal Challengers Bangalore Design System
   ═══════════════════════════════════════════════════════════════════ */

/* ─── CSS CUSTOM PROPERTIES ─── */
:root {
  --rcb-red:    #C8102E;
  --rcb-red-light: #E8203E;
  --rcb-gold:   #FFB81C;
  --rcb-dark:   #0D0D1A;
  --rcb-dark2:  #12122A;
  --rcb-dark3:  #1A1A38;
  --rcb-dark4:  #22224A;
  --glass-bg:   rgba(255,255,255,0.04);
  --glass-border: rgba(255,184,28,0.15);
  --neon-teal:  #00F5D4;
  --neon-purple:#B085FF;
  --text-white: #FFFFFF;
  --text-grey:  #9898B8;
  --text-dim:   #5C5C80;
  --shadow-red: 0 0 20px rgba(200,16,46,0.35);
  --shadow-gold:0 0 20px rgba(255,184,28,0.25);
  --shadow-card:0 8px 32px rgba(0,0,0,0.6);
  --radius:     12px;
  --radius-sm:  8px;
  --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
}

/* ─── RESET & BASE ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--rcb-dark);
  color: var(--text-white);
  min-height: 100vh;
  background-image:
    radial-gradient(ellipse 80% 50% at 20% 10%, rgba(200,16,46,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 90%, rgba(255,184,28,0.06) 0%, transparent 60%),
    linear-gradient(180deg, var(--rcb-dark) 0%, var(--rcb-dark2) 100%);
  backdrop-filter: blur(0);
}

/* ─── SCROLLBAR ─── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--rcb-dark2); }
::-webkit-scrollbar-thumb { background: var(--rcb-red); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--rcb-gold); }

/* ═══════════════ HEADER ═══════════════ */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  background: rgba(13,13,26,0.95);
  border-bottom: 1px solid rgba(200,16,46,0.3);
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.header::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--rcb-red), var(--rcb-gold), transparent);
}

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

.rcb-logo {
  position: relative;
}
.logo-ring {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--rcb-red), #8B0000);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--rcb-gold);
  box-shadow: var(--shadow-red), inset 0 0 12px rgba(255,184,28,0.1);
  animation: pulse-ring 3s ease-in-out infinite;
}
@keyframes pulse-ring {
  0%,100% { box-shadow: var(--shadow-red), inset 0 0 12px rgba(255,184,28,0.1); }
  50% { box-shadow: 0 0 30px rgba(200,16,46,0.6), inset 0 0 12px rgba(255,184,28,0.2); }
}
.logo-text {
  font-family: 'Orbitron', sans-serif;
  font-weight: 900;
  font-size: 16px;
  color: var(--rcb-gold);
  letter-spacing: 1px;
  text-shadow: 0 0 8px var(--rcb-gold);
}

.header-title h1 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--text-white);
  letter-spacing: 0.5px;
  line-height: 1.1;
}
.header-sub {
  font-size: 11px;
  color: var(--text-grey);
  font-weight: 400;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 18px;
}

.live-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  color: var(--neon-teal);
  text-transform: uppercase;
}
.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--neon-teal);
  box-shadow: 0 0 8px var(--neon-teal);
  animation: blink 1.5s ease-in-out infinite;
}
@keyframes blink { 0%,100% { opacity:1; } 50% { opacity:0.2; } }

.season-chips {
  display: flex;
  gap: 6px;
}
.chip {
  padding: 5px 14px;
  border-radius: 20px;
  border: 1px solid rgba(200,16,46,0.4);
  background: transparent;
  color: var(--text-grey);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  font-family: 'Rajdhani', sans-serif;
  letter-spacing: 0.5px;
  transition: var(--transition);
}
.chip:hover {
  border-color: var(--rcb-gold);
  color: var(--rcb-gold);
  background: rgba(255,184,28,0.08);
}
.chip.active {
  background: var(--rcb-red);
  border-color: var(--rcb-red);
  color: white;
  box-shadow: var(--shadow-red);
}

/* ═══════════════ NAV BAR ═══════════════ */
.nav-bar {
  display: flex;
  gap: 4px;
  padding: 10px 28px;
  background: rgba(13,13,26,0.8);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  overflow-x: auto;
  backdrop-filter: blur(10px);
}
.nav-btn {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 8px 18px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-grey);
  font-family: 'Rajdhani', sans-serif;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  letter-spacing: 0.3px;
  transition: var(--transition);
}
.nav-btn:hover {
  background: rgba(255,255,255,0.05);
  color: var(--text-white);
  border-color: rgba(255,184,28,0.2);
}
.nav-btn.active {
  background: rgba(200,16,46,0.15);
  border-color: rgba(200,16,46,0.5);
  color: var(--text-white);
  box-shadow: 0 0 12px rgba(200,16,46,0.2);
}
.nav-icon { font-size: 16px; }

/* ═══════════════ FILTER BAR ═══════════════ */
.filter-bar {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  padding: 12px 28px;
  background: rgba(18,18,42,0.7);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  flex-wrap: wrap;
}
.filter-group { display: flex; flex-direction: column; gap: 4px; }
.filter-label {
  font-family: 'Rajdhani', sans-serif;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1.5px;
  color: var(--text-dim);
  text-transform: uppercase;
}
.filter-select {
  padding: 7px 28px 7px 10px;
  background: var(--rcb-dark3);
  border: 1px solid rgba(255,184,28,0.2);
  border-radius: var(--radius-sm);
  color: var(--text-white);
  font-size: 13px;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: var(--transition);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath fill='%23FFB81C' d='M0 0l5 6 5-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  min-width: 160px;
}
.filter-select:focus { outline: none; border-color: var(--rcb-gold); }
.filter-select:hover { border-color: var(--rcb-gold); }

.reset-btn {
  padding: 7px 16px;
  background: transparent;
  border: 1px solid rgba(200,16,46,0.4);
  border-radius: var(--radius-sm);
  color: var(--rcb-red);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Inter', sans-serif;
}
.reset-btn:hover { background: rgba(200,16,46,0.1); border-color: var(--rcb-red); }

/* ═══════════════ MAIN CONTENT ═══════════════ */
.main-content {
  padding: 24px 28px;
  min-height: calc(100vh - 200px);
}

.tab-section { display: none; }
.tab-section.active { display: block; }

/* ─── KPI GRID ─── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
  margin-bottom: 22px;
}
@media (max-width: 1200px) { .kpi-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 700px)  { .kpi-grid { grid-template-columns: repeat(2, 1fr); } }

.kpi-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 18px 16px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  cursor: default;
}
.kpi-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--rcb-red), var(--rcb-gold));
}
.kpi-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255,184,28,0.35);
  box-shadow: var(--shadow-card);
}
.kpi-icon { font-size: 22px; margin-bottom: 8px; }
.kpi-val {
  font-family: 'Orbitron', sans-serif;
  font-size: 26px;
  font-weight: 700;
  color: var(--rcb-gold);
  text-shadow: 0 0 12px rgba(255,184,28,0.4);
  margin-bottom: 4px;
  line-height: 1;
}
.kpi-label {
  font-family: 'Rajdhani', sans-serif;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-grey);
  letter-spacing: 0.8px;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.kpi-delta {
  font-size: 11px;
  color: var(--text-dim);
}
.kpi-delta.up   { color: #4ADE80; }
.kpi-delta.down { color: var(--rcb-red); }

/* ─── CHART CARDS ─── */
.charts-row {
  display: grid;
  gap: 16px;
  margin-bottom: 16px;
}
.charts-row.two-col   { grid-template-columns: 1fr 1fr; }
.charts-row.three-col { grid-template-columns: 1fr 1fr 1fr; }
.charts-row.one-col   { grid-template-columns: 1fr; }

@media (max-width: 900px) {
  .charts-row.two-col,
  .charts-row.three-col { grid-template-columns: 1fr; }
}

.chart-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  overflow: visible;   /* must not be hidden — Plotly labels render outside plot area */
  transition: var(--transition);
  box-shadow: var(--shadow-card);
  position: relative;
}
.chart-card:hover { border-color: rgba(255,184,28,0.3); }
.chart-card.full-width { grid-column: 1 / -1; }

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  background: rgba(255,255,255,0.02);
}
.chart-header h3 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--text-white);
}
.chart-badge {
  padding: 3px 9px;
  background: rgba(200,16,46,0.2);
  border: 1px solid rgba(200,16,46,0.4);
  border-radius: 20px;
  font-size: 10px;
  font-weight: 600;
  color: var(--rcb-gold);
  letter-spacing: 1px;
  font-family: 'Rajdhani', sans-serif;
}
.chart-body {
  padding: 4px;
  height: 300px;
}
.chart-body.tall { height: 380px; }

/* ─── MATCH TABLE ─── */
.search-box {
  padding: 6px 12px;
  background: var(--rcb-dark3);
  border: 1px solid rgba(255,184,28,0.2);
  border-radius: var(--radius-sm);
  color: var(--text-white);
  font-size: 12px;
  font-family: 'Inter', sans-serif;
  width: 200px;
  transition: var(--transition);
}
.search-box:focus { outline: none; border-color: var(--rcb-gold); }
.search-box::placeholder { color: var(--text-dim); }

.table-scroll { overflow-x: auto; max-height: 320px; overflow-y: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th {
  padding: 10px 12px;
  background: rgba(200,16,46,0.15);
  color: var(--rcb-gold);
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-align: left;
  white-space: nowrap;
  position: sticky;
  top: 0;
  z-index: 1;
  border-bottom: 1px solid rgba(255,184,28,0.2);
}
.data-table td {
  padding: 9px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  color: var(--text-grey);
  white-space: nowrap;
}
.data-table tbody tr:hover td {
  background: rgba(255,184,28,0.05);
  color: var(--text-white);
}
.win-badge  { color: #4ADE80; font-weight: 700; }
.loss-badge { color: var(--rcb-red); font-weight: 700; }
.home-badge { color: var(--rcb-gold); font-size: 11px; }
.away-badge { color: var(--text-dim); font-size: 11px; }

/* ─── INSIGHTS GRID ─── */
.insights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 16px;
}
@media (max-width: 1000px) { .insights-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px)  { .insights-grid { grid-template-columns: 1fr; } }

.insight-card {
  padding: 20px;
  border-radius: var(--radius);
  border: 1px solid;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.insight-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}
.insight-card.red {
  background: rgba(200,16,46,0.08);
  border-color: rgba(200,16,46,0.3);
}
.insight-card.red::before { background: var(--rcb-red); }
.insight-card.gold {
  background: rgba(255,184,28,0.08);
  border-color: rgba(255,184,28,0.3);
}
.insight-card.gold::before { background: var(--rcb-gold); }
.insight-card.teal {
  background: rgba(0,245,212,0.06);
  border-color: rgba(0,245,212,0.25);
}
.insight-card.teal::before { background: var(--neon-teal); }

.insight-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-card); }

.insight-icon { font-size: 24px; margin-bottom: 10px; }
.insight-card h4 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 16px;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 8px;
}
.insight-card p {
  font-size: 13px;
  color: var(--text-grey);
  line-height: 1.6;
}
.insight-card p strong { color: var(--text-white); }

/* ─── FOOTER ─── */
.footer {
  padding: 16px 28px;
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.05);
  background: rgba(13,13,26,0.8);
  font-size: 12px;
  color: var(--text-dim);
}
.rcb-red  { color: var(--rcb-red); }
.rcb-gold { color: var(--rcb-gold); }

/* ─── ANIMATIONS ─── */
.tab-section.active { animation: fadeSlide 0.3s ease; }
@keyframes fadeSlide {
  from { opacity:0; transform:translateY(10px); }
  to   { opacity:1; transform:translateY(0); }
}

/* ─── LOADING SHIMMER ─── */
.shimmer {
  background: linear-gradient(90deg,
    rgba(255,255,255,0.03) 0%,
    rgba(255,255,255,0.08) 50%,
    rgba(255,255,255,0.03) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}
@keyframes shimmer { 0% { background-position:200% 0; } 100% { background-position:-200% 0; } }