/* Flat Material Design inspired Theme variables */
:root {
  --bg-primary: #121212; /* Material baseline background */
  --bg-secondary: #1e1e1e; /* Material surface/card background */
  --bg-card: #2c2c2c;
  --text-primary: #e0e0e0;
  --text-secondary: #a0a0a0;
  --accent-color: #0064c8; /* Flat Cyan */
  --accent-purple: #7f2375; /* Flat Orange/Amber */
  --accent-green: #00e676; /* Flat Green */
  --accent-red: #941710; /* Flat Red */
  --border-color: rgba(255, 255, 255, 0.12); /* Standard Material divider */
  --font-title: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --transition-speed: 0.2s;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  overflow-x: hidden;
  min-height: 100vh;
}

/* Hide background blobs to achieve a fully flat design */
.background-decor {
  display: none;
}

.app-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header Area */
.app-header {
  margin-bottom: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.header-main {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1.5rem;
}

.logo-area {
  display: flex;
  flex-direction: column;
  position: relative;
  padding-left: 0.8rem;
}

.accent-bar {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background-color: var(--accent-color);
}

.logo-area h1 {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 2rem;
  letter-spacing: 0.05rem;
  line-height: 1;
  color: #ffffff;
}

.logo-area .sub-title {
  font-size: 0.8rem;
  color: var(--accent-color);
  letter-spacing: 0.15rem;
  font-weight: 700;
  margin-top: 0.4rem;
}

/* Live Badge Indicator */
.live-indicator {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05rem;
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
}

.live-indicator .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
}

@keyframes pulse {
  0% { opacity: 0.5; }
  50% { opacity: 1; }
  100% { opacity: 0.5; }
}

.live-indicator.online {
  border-color: rgba(0, 230, 118, 0.2);
  color: var(--accent-green);
}

.live-indicator.online .dot {
  background-color: var(--accent-green);
  animation: pulse 1.5s infinite ease-in-out;
}

.live-indicator.offline {
  border-color: rgba(255, 23, 68, 0.2);
  color: var(--accent-red);
}

.live-indicator.offline .dot {
  background-color: var(--accent-red);
  animation: pulse 1.5s infinite ease-in-out;
}

/* Controls row (Tabs and Search) */
.controls-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.tab-nav {
  display: flex;
  border-bottom: 2px solid var(--border-color);
}

.tab-btn {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  padding: 0.8rem 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.02rem;
  margin-bottom: -2px; /* overlap border */
  transition: all var(--transition-speed);
}

.tab-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.02);
}

.tab-btn.active {
  color: var(--accent-color);
  border-bottom-color: var(--accent-color);
  background: rgba(0, 229, 255, 0.05);
}

.search-wrapper {
  position: relative;
  width: 320px;
  max-width: 100%;
}

/* Material filled-textfield style */
.search-wrapper input {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: none;
  border-bottom: 2px solid rgba(255, 255, 255, 0.42);
  padding: 0.7rem 1rem 0.7rem 2.3rem;
  border-radius: 4px 4px 0 0;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: all var(--transition-speed) ease;
}

.search-wrapper input:focus {
  outline: none;
  border-bottom-color: var(--accent-color);
  background: rgba(255, 255, 255, 0.08);
}

.search-icon {
  position: absolute;
  left: 0.8rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  font-size: 0.9rem;
  pointer-events: none;
}

/* Leaderboard Panels */
.leaderboard-panel {
  display: none;
  opacity: 0;
}

.leaderboard-panel.active {
  display: block;
  opacity: 1;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  margin-top: 0.5rem;
}

.panel-header h2 {
  font-family: var(--font-title);
  font-size: 1.3rem;
  font-weight: 600;
}

.count-badge {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Table Card / Container */
.table-container {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 4px; /* Material Design standard flat radius */
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2), 0 2px 2px rgba(0, 0, 0, 0.14);
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  min-width: 900px;
}

th {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding: 1rem 0.8rem;
  border-bottom: 2px solid var(--border-color);
  letter-spacing: 0.05rem;
}

td {
  padding: 0.9rem 0.8rem;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border-color);
}

tbody tr {
  background-color: var(--bg-secondary);
}

tbody tr:hover {
  background-color: rgba(255, 255, 255, 0.04);
}

/* Table columns customization */
.col-rank {
  font-weight: 700;
  font-family: var(--font-title);
  width: 60px;
  text-align: center;
}

/* Rank Medals */
.rank-1 { color: #fbbf24; font-size: 1rem; }
.rank-2 { color: #cbd5e1; font-size: 0.95rem; }
.rank-3 { color: #b45309; font-size: 0.9rem; }

.col-team {
  font-weight: 700;
  width: 240px;
}

.team-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.team-number {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--accent-color);
  background: rgba(0, 229, 255, 0.08);
  padding: 0.15rem 0.4rem;
  border-radius: 2px;
  border: 1px solid rgba(0, 229, 255, 0.15);
}

.team-name {
  color: var(--text-primary);
}

.col-uni {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.col-score {
  font-family: var(--font-title);
  font-weight: 600;
  text-align: right;
  width: 85px;
}

.col-total {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1rem;
  text-align: right;
  color: var(--accent-color);
  width: 100px;
}

.col-total-val {
  color: var(--accent-color);
}

/* Flat Flash animation for live updates */
@keyframes flat-flash {
  0% { background-color: rgba(0, 229, 255, 0.15); }
  100% { background-color: transparent; }
}

.cell-updated {
  animation: flat-flash 1s ease-out;
}

/* State rows (Loading, error, empty) */
.state-row {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.95rem;
}
.state-row td {
  padding: 2.5rem 1rem;
}

/* Special scoring states */
.score-dnf {
  color: var(--accent-red);
  font-weight: 600;
  font-size: 0.8rem;
}

.score-dq {
  color: #c62828;
  font-weight: 700;
  font-size: 0.8rem;
  text-decoration: line-through;
}

/* Footer styling */
.app-footer {
  margin-top: auto;
  padding: 2rem 0 1rem 0;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.75rem;
  border-top: 1px solid var(--border-color);
}

/* Specific inputs overrides for marshal.html (flat bottom border) */
input[type="text"], input[type="password"], input[type="email"], input[type="number"], select {
  border: none;
  border-bottom: 2px solid rgba(255, 255, 255, 0.42);
  border-radius: 4px 4px 0 0;
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  font-family: var(--font-body);
}

input:focus, select:focus {
  border-bottom: 2px solid var(--accent-color) !important;
  box-shadow: none !important;
}

.btn-submit {
  background: var(--accent-color) !important;
  color: #000000 !important;
  border-radius: 4px !important;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2) !important;
  font-weight: 700 !important;
}

.btn-submit:hover {
  background-color: #00b8d4 !important;
  box-shadow: 0 3px 6px rgba(0,0,0,0.25) !important;
  transform: none !important;
}

.btn-logout {
  border-radius: 4px !important;
}

.form-card {
  border-radius: 4px !important;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3) !important;
}

/* Responsive adjustment */
@media (max-width: 768px) {
  .controls-row {
    flex-direction: column;
    align-items: stretch;
  }
  .search-wrapper {
    width: 100%;
  }
}