/* ============================================================================
   SHIVA TOURNAMENT - PLAYER APPLICATION STYLES
   Mobile-First & Fully Responsive across Phones, Tablets, and PCs
   ============================================================================ */

/* Mobile Frame Wrapper */
.app-container {
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0 auto;
  background-color: var(--bg-main);
  display: flex;
  flex-direction: column;
  position: relative;
  padding-bottom: 78px; /* Space for fixed bottom navigation on mobile */
}

/* ============================================================
   DESKTOP & TABLET RESPONSIVE LAYOUT (Screens >= 768px)
   ============================================================ */
@media (min-width: 768px) {
  body {
    background: radial-gradient(circle at 50% 15%, #151d2f 0%, #0b0e14 75%);
    min-height: 100vh;
  }

  .app-container {
    max-width: 1140px;
    padding-bottom: 24px; /* No fixed bottom nav on desktop */
    border-left: 1px solid var(--border);
    border-right: 1px solid var(--border);
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.6);
  }
}

@media (min-width: 1440px) {
  .app-container {
    max-width: 1240px;
  }
}

/* App Header */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(19, 24, 35, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 60px;
}

@media (min-width: 768px) {
  .app-header {
    padding: 12px 28px;
    min-height: 66px;
  }
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  cursor: pointer;
}

.brand-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
}

.brand-title {
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: var(--text-main);
}

.brand-title span {
  color: var(--primary);
}

@media (min-width: 768px) {
  .brand-title {
    font-size: 18px;
  }
}

/* Desktop Navigation in Header */
.desktop-nav {
  display: none;
  align-items: center;
  gap: 6px;
}

@media (min-width: 768px) {
  .desktop-nav {
    display: flex;
  }
}

.desktop-nav-link {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.desktop-nav-link:hover {
  color: var(--text-main);
  background: var(--bg-elevated);
}

.desktop-nav-link.active {
  background: var(--primary-subtle);
  color: var(--primary-hover);
  border-color: rgba(255, 107, 0, 0.35);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.balance-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 700;
  color: var(--primary-hover);
  cursor: pointer;
  transition: var(--transition);
}

.balance-pill:hover {
  border-color: var(--primary);
}

.icon-btn {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text-muted);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  transition: var(--transition);
}

.icon-btn:hover {
  color: var(--text-main);
  border-color: var(--text-dim);
}

.badge-dot {
  position: absolute;
  top: 5px;
  right: 5px;
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  border: 2px solid var(--bg-surface);
}

/* Announcement Ticker */
.announcement-bar {
  background: rgba(255, 107, 0, 0.1);
  border-bottom: 1px solid rgba(255, 107, 0, 0.2);
  padding: 8px 16px;
  font-size: 12px;
  color: #ffaa55;
  display: flex;
  align-items: center;
  gap: 8px;
  overflow: hidden;
  white-space: nowrap;
}

@media (min-width: 768px) {
  .announcement-bar {
    padding: 10px 28px;
    font-size: 13px;
  }
}

.announcement-bar .ticker-icon {
  flex-shrink: 0;
}

.announcement-bar .ticker-text {
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Main Content Views */
.tab-content {
  display: none;
  padding: 16px;
  flex: 1;
}

.tab-content.active {
  display: block;
  animation: fadeIn 200ms ease;
}

@media (min-width: 768px) {
  .tab-content {
    padding: 24px 28px;
  }
}

@media (min-width: 1200px) {
  .tab-content {
    padding: 28px 36px;
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Feed Search and Filter Controls */
.feed-controls {
  margin-bottom: 20px;
}

@media (min-width: 768px) {
  .feed-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
  }
  .feed-controls .form-group {
    margin-bottom: 0 !important;
    flex: 1;
    max-width: 360px;
  }
  .feed-controls .filter-tabs {
    margin-bottom: 0;
  }
}

/* Filter Chips */
.filter-tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 16px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.filter-tabs::-webkit-scrollbar {
  display: none;
}

.filter-chip {
  flex-shrink: 0;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.filter-chip.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ============================================================
   RESPONSIVE MATCHES GRID
   ============================================================ */
#matches-list-container {
  display: flex;
  flex-direction: column;
}

@media (min-width: 768px) {
  #matches-list-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }
}

@media (min-width: 1140px) {
  #matches-list-container {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }
}

/* Tournament Card */
.match-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 14px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

@media (min-width: 768px) {
  .match-card {
    margin-bottom: 0;
    padding: 18px;
  }
}

.match-card:hover {
  border-color: var(--primary-subtle);
  transform: translateY(-2px);
}

.match-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.match-code-tag {
  font-size: 11px;
  color: var(--text-dim);
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.match-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 2px;
}

.match-meta-row {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Metrics Grid (Fee, Per Kill, Prize) */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: 10px;
  margin-bottom: 14px;
  text-align: center;
}

.metric-label {
  font-size: 10px;
  color: var(--text-dim);
  text-transform: uppercase;
  font-weight: 700;
}

.metric-value {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-main);
  margin-top: 2px;
}

.metric-value.highlight {
  color: var(--primary-hover);
}

/* Slot Progress Bar */
.slot-progress-wrap {
  margin-bottom: 14px;
  margin-top: auto;
}

.slot-progress-labels {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 5px;
}

.slot-bar {
  height: 6px;
  background: var(--bg-elevated);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.slot-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-hover));
  border-radius: var(--radius-full);
  transition: width 400ms ease;
}

/* ============================================================
   RESPONSIVE MY ROOMS VAULT
   ============================================================ */
#my-rooms-container {
  display: flex;
  flex-direction: column;
}

@media (min-width: 768px) {
  #my-rooms-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }
}

.room-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 14px;
}

@media (min-width: 768px) {
  .room-card {
    margin-bottom: 0;
    padding: 20px;
  }
}

.countdown-box {
  background: rgba(255, 107, 0, 0.1);
  border: 1px solid rgba(255, 107, 0, 0.25);
  border-radius: var(--radius-md);
  padding: 12px;
  text-align: center;
  margin: 12px 0;
}

.countdown-timer {
  font-size: 20px;
  font-weight: 800;
  color: var(--primary-hover);
  letter-spacing: 1px;
}

.credentials-vault {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
  margin-top: 12px;
}

.vault-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.vault-item:last-child {
  margin-bottom: 0;
}

.vault-val {
  font-family: monospace;
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  background: var(--bg-surface);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

/* ============================================================
   RESPONSIVE WALLET SCREEN
   ============================================================ */
.wallet-hero {
  background: linear-gradient(135deg, #1f273b, #131823);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 22px;
}

@media (min-width: 768px) {
  .wallet-hero {
    padding: 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .wallet-hero .wallet-balance-row {
    margin-bottom: 0 !important;
    gap: 28px;
  }
  .wallet-actions {
    min-width: 280px;
  }
}

.wallet-balance-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 16px;
}

.balance-amount {
  font-size: 28px;
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.5px;
}

@media (min-width: 768px) {
  .balance-amount {
    font-size: 36px;
  }
}

.wallet-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

/* ============================================================
   RESPONSIVE PROFILE SCREEN
   ============================================================ */
.profile-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  text-align: center;
  margin-bottom: 16px;
}

@media (min-width: 768px) {
  .profile-layout-grid {
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 24px;
    align-items: start;
  }
  .profile-card {
    margin-bottom: 0;
  }
}

.profile-avatar {
  width: 72px;
  height: 72px;
  background: var(--bg-elevated);
  border: 2px solid var(--primary);
  border-radius: 50%;
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  font-weight: 800;
  color: var(--primary);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 16px 0;
}

.stat-box {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 8px;
  text-align: center;
}

.stat-number {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-main);
}

.stat-desc {
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
}

/* ============================================================
   MOBILE BOTTOM NAVIGATION (Phones Only)
   ============================================================ */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: 64px;
  background: rgba(19, 24, 35, 0.98);
  backdrop-filter: blur(14px);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-around;
  z-index: 500;
  padding-bottom: env(safe-area-inset-bottom, 0);
}

/* On Desktop / PC, bottom navigation is replaced by Header Nav */
@media (min-width: 768px) {
  .bottom-nav {
    display: none;
  }
}

.nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--text-dim);
  text-decoration: none;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  height: 100%;
  transition: var(--transition);
  border: none;
  background: transparent;
}

.nav-item.active {
  color: var(--primary);
}

.nav-icon {
  width: 22px;
  height: 22px;
  stroke-width: 2;
}

/* Empty States */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
}

@media (min-width: 768px) {
  .empty-state {
    grid-column: 1 / -1;
    padding: 60px 20px;
  }
}

.empty-state svg {
  width: 48px;
  height: 48px;
  color: var(--text-dim);
  margin-bottom: 12px;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}