/* ========================================
   BETTINGSAVE - WORLD CUP KNOCKOUT STAGE CSS
   ======================================== */

:root {
  /* Dark Theme (Default) */
  --primary-bg: #0a1622;
  --secondary-bg: #101f30;
  --tertiary-bg: #1a2a3a;
  --card-bg: #14263d;
  --surface-bg: #0f2031;

  --text-primary: #ffffff;
  --text-secondary: #b8c5d1;
  --text-muted: #8a9ba8;
  --accent-red: #0056b3;
  /* Brand matching red/blue accent */
  --accent-red-hover: #004494;
  --brand-red: #ff4d4d;

  --border-color: #2a3a4a;
  --border-light: #3a4a5a;
  --shadow-color: rgba(0, 0, 0, 0.3);

  --gradient-primary: linear-gradient(135deg, #0a1622 0%, #101f30 50%, #1a2a3a 100%);
  --gradient-card: linear-gradient(145deg, #14263d 0%, #1a2a3a 100%);

  /* Spacing & Radius */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  --transition-normal: 0.3s ease;
  --transition-fast: 0.15s ease;

  --advance-green: #00d4aa;
  --advance-green-glow: rgba(0, 212, 170, 0.15);
}

/* Light Theme Overrides */
.light-mode {
  --primary-bg: #ffffff;
  --secondary-bg: #f8fafc;
  --tertiary-bg: #f1f5f9;
  --card-bg: #ffffff;
  --surface-bg: #f8fafc;

  --text-primary: #1e293b;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --accent-red: #dc2626;
  --accent-red-hover: #b91c1c;

  --border-color: #e2e8f0;
  --border-light: #cbd5e1;
  --shadow-color: rgba(0, 0, 0, 0.08);

  --gradient-primary: linear-gradient(135deg, #ffffff 0%, #f8fafc 50%, #f1f5f9 100%);
  --gradient-card: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);

  --advance-green-glow: rgba(0, 212, 170, 0.08);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--gradient-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
  padding-top: 80px;
  /* Space for fixed navbar */
  transition: background var(--transition-normal), color var(--transition-normal);
}

a {
  color: inherit;
  text-decoration: none;
}

/* ========================================
   NAVIGATION STYLES (Self-contained)
   ======================================== */
.top-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(10, 22, 34, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  padding: var(--spacing-md) 0;
}

.light-mode .top-nav {
  background: rgba(255, 255, 255, 0.95);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.nav-logo img {
  height: 40px;
  width: auto;
}

.nav-logo-text {
  font-family: "Comfortaa", sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  background: linear-gradient(135deg, #00d4aa, #4d79ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.notification-icon {
  position: relative;
  width: 40px;
  height: 40px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.notification-icon:hover {
  border-color: var(--advance-green);
  transform: scale(1.05);
}

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

/* Sidebar */
.sidenav {
  position: fixed;
  left: 0;
  top: 0;
  height: 100vh;
  width: 280px;
  background: var(--gradient-primary);
  border-right: 1px solid var(--border-color);
  padding: var(--spacing-xl);
  transform: translateX(-100%);
  transition: transform var(--transition-normal);
  z-index: 1001;
  overflow-y: auto;
}

.sidenav.active {
  transform: translateX(0);
}

.sidenav-header {
  margin-bottom: var(--spacing-xl);
  text-align: center;
}

.sidenav-logo {
  height: 60px;
  width: auto;
  margin-bottom: var(--spacing-md);
}

.sidenav-title {
  font-family: "Comfortaa", sans-serif;
  font-size: 1.25rem;
  color: var(--text-primary);
  letter-spacing: 0.05em;
}

.nav-section {
  margin-bottom: var(--spacing-xl);
}

.nav-section-title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: var(--spacing-md);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  margin-bottom: var(--spacing-sm);
  cursor: pointer;
}

.nav-item:hover {
  background: var(--card-bg);
  color: var(--text-primary);
}

.nav-item.active {
  background: var(--accent-red);
  color: white;
}

.nav-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Theme Toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
  background: var(--card-bg);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
}

.theme-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.toggle-switch {
  position: relative;
  width: 50px;
  height: 24px;
  background: var(--border-color);
  border-radius: 12px;
  cursor: pointer;
  transition: background var(--transition-normal);
}

.toggle-switch.active {
  background: var(--advance-green);
}

.toggle-slider {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  transition: transform var(--transition-normal);
}

.toggle-switch.active .toggle-slider {
  transform: translateX(26px);
}

.adbelow-mobile-div {
  width: 728px;
  height: 90px;
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: block;
}


/* Notification panel */
.notification-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: 400px;
  height: 100vh;
  background: var(--gradient-primary);
  border-left: 1px solid var(--border-color);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  z-index: 1002;
  overflow-y: auto;
}

.notification-panel.active {
  transform: translateX(0);
}

.notification-header {
  padding: var(--spacing-xl);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.notification-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

.notification-close {
  width: 32px;
  height: 32px;
  background: var(--tertiary-bg);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.notification-close:hover {
  background: var(--brand-red);
  color: white;
}

.notification-list {
  padding: var(--spacing-lg);
}

.notification-item {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
}

.notification-head {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.notification-message {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.5;
}

.btn-primary {
  background: var(--accent-red);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.btn-primary:hover {
  background: var(--accent-red-hover);
  transform: translateY(-1px);
}

/* Overlay for sidebar/notification */
.overlay-scr {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
  display: none;
}

.overlay-scr.show {
  display: block;
}

/* ========================================
   PAGE HEADER & HERO STYLING
   ======================================== */
.main-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-lg);
}

.page-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.badge-wc {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(0, 212, 170, 0.1);
  border: 1px solid var(--advance-green);
  border-radius: var(--radius-xl);
  color: var(--advance-green);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.page-title {
  font-family: 'Comfortaa', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  background: linear-gradient(135deg, var(--text-primary) 30%, var(--text-muted) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-subtitle {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--spacing-xl) auto;
  font-size: clamp(0.9rem, 1.2vw, 1.1rem);
}

/* Stage Navigation Tabs */
.stage-nav {
  display: inline-flex;
  background: var(--secondary-bg);
  border: 1px solid var(--border-color);
  padding: 4px;
  border-radius: 30px;
  box-shadow: 0 4px 15px var(--shadow-color);
}

.stage-nav-btn {
  padding: var(--spacing-sm) var(--spacing-xl);
  border-radius: 25px;
  font-size: 0.875rem;
  font-weight: 600;
  transition: all var(--transition-fast);
  color: var(--text-secondary);
}

.stage-nav-btn:hover {
  color: var(--text-primary);
}

.stage-nav-btn.active {
  background: var(--accent-red);
  color: white;
  box-shadow: 0 4px 10px rgba(0, 86, 179, 0.3);
}

/* ========================================
   ROUND SELECTOR FOR MOBILE
   ======================================== */
.round-selector-container {
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacing-xl);
}

.round-selector-tabs {
  display: flex;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  padding: 4px;
  border-radius: 30px;
  box-shadow: 0 4px 15px var(--shadow-color);
}

.round-tab-btn {
  background: none;
  border: none;
  padding: 8px 18px;
  border-radius: 20px;
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.round-tab-btn:hover {
  color: var(--text-primary);
}

.round-tab-btn.active {
  background: var(--advance-green);
  color: #0a1622;
  box-shadow: 0 4px 10px var(--advance-green-glow);
  font-weight: 700;
}

/* ========================================
   BRACKET LAYOUT (Single-Column Tab View — All Screen Sizes)
   ======================================== */
.bracket-outer-wrapper {
  overflow-x: visible;
  padding: 0;
  border-radius: var(--radius-lg);
}

.bracket-container {
  display: flex;
  flex-direction: column;
  gap: 0;
  min-width: unset;
  width: 100%;
  padding: 0;
}

/* All columns are hidden by default; only .active one shows */
.bracket-column {
  display: none;
  flex-direction: column;
  width: 100%;
}

.bracket-column.active {
  display: flex;
}

.column-title {
  font-family: 'Comfortaa', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  text-align: center;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-xs);
  border-bottom: 2px solid var(--border-color);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.match-list {
  display: flex;
  flex-direction: column;
  height: auto;
  /* Dynamic — no forced height */
  gap: var(--spacing-md);
}

/* ========================================
   MATCH CARD STYLING
   ======================================== */
.match-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  box-shadow: 0 4px 15px var(--shadow-color);
  transition: all var(--transition-normal);
  width: 240px;
  margin: 0 auto;
  position: relative;
}

.match-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--shadow-color);
}

.match-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-bottom: var(--spacing-xs);
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
  padding-bottom: 4px;
}

.light-mode .match-meta {
  border-bottom: 1px solid rgba(0, 0, 0, 0.03);
}

.match-id {
  font-weight: 700;
  text-transform: uppercase;
}

.match-team-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 0;
  font-size: 0.825rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.team-info-block {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.team-logo-mini {
  width: 20px;
  height: 20px;
  object-fit: contain;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
}

.match-score {
  font-weight: 700;
  color: var(--text-muted);
  font-family: monospace;
  font-size: 0.9rem;
}

/* Highlight winners (future state / mockup) */
.team-winner {
  color: var(--text-primary);
  font-weight: 700;
}

.team-winner .match-score {
  color: var(--advance-green);
}

/* Finals alignment (dynamic height) */
.finals-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
  height: auto;
}

.finals-block {
  display: flex;
  flex-direction: column;
}

/* ========================================
   FOOTER SECTION
   ======================================== */
.footer {
  background: var(--secondary-bg);
  border-top: 1px solid var(--border-color);
  padding: var(--spacing-2xl) 0 var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  font-size: 1.125rem;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-sm);
}

.footer-links a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--advance-green);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: var(--spacing-lg);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.875rem;
}


.span-below {
  height: 100px;
  display: block;
}

.disclaimer {
  background: rgba(0, 212, 170, 0.05);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.disclaimer-title {
  color: var(--advance-green);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

/* ========================================
   RESPONSIVE DESIGN (Media Queries)
   ======================================= */

/* Desktop: widen match cards for comfort */
@media (min-width: 769px) {
  .match-card {
    width: 100%;
    max-width: 540px;
    margin: 0 auto;
  }

  .bracket-section {
    max-width: 700px;
    margin: 0 auto;
  }
}

/* Mobile & Tablet view */
@media (max-width: 768px) {
  body {
    padding-top: 70px;
  }

  .main-content {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  .sidenav {
    width: 250px;
  }

  .notification-panel {
    width: 100%;
  }

  .page-title {
    font-size: 1.2rem;
  }

  .match-card {
    width: 100%;
    max-width: 450px;
  }

  .finals-wrapper {
    height: auto;
    gap: var(--spacing-xl);
  }
}

/* ========================================
   KNOCKOUT INFO CARD SECTION
   ======================================== */
.qualification-info-section {
  max-width: 900px;
  margin: 0 auto var(--spacing-xl) auto;
  padding: 0 var(--spacing-lg);
}

.info-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  box-shadow: 0 8px 32px var(--shadow-color);
}

.info-title {
  font-family: 'Comfortaa', sans-serif;
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.info-title i {
  color: var(--advance-green);
}

.info-intro {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  font-size: 0.95rem;
  line-height: 1.7;
  border-left: 3px solid var(--advance-green);
  padding-left: var(--spacing-md);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.info-block {
  background: var(--tertiary-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: border-color var(--transition-fast);
}

.info-block:hover {
  border-color: var(--border-light);
}

.info-block.full-width {
  grid-column: 1 / -1;
}

.info-block h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.info-block h3 i {
  color: var(--advance-green);
}

.info-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: var(--advance-green);
  color: #0a1622;
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 800;
  flex-shrink: 0;
}

.info-block p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: var(--spacing-sm);
}

.info-list {
  list-style: none;
  margin: var(--spacing-sm) 0 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.info-list li {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.5;
  padding-left: var(--spacing-md);
  position: relative;
}

.info-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--advance-green);
  font-weight: 700;
}

/* Inline chip-style list */
.info-list.inline-list {
  flex-direction: row;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.info-list.inline-list li {
  padding-left: 0;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 4px 12px;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: 6px;
}

.info-list.inline-list li::before {
  display: none;
}

.info-list.inline-list li i {
  color: var(--advance-green);
  font-size: 0.7rem;
}

.info-note {
  margin-top: var(--spacing-sm) !important;
  font-style: italic;
  color: var(--text-muted) !important;
  font-size: 0.8rem !important;
  border-top: 1px solid var(--border-color);
  padding-top: var(--spacing-sm);
}

/* Light mode overrides for info section */
.light-mode .info-block {
  background: var(--tertiary-bg);
}

.light-mode .info-list.inline-list li {
  background: var(--secondary-bg);
}

/* Mobile adjustments */
@media (max-width: 768px) {
  .qualification-info-section {
    padding: 0 var(--spacing-md);
  }

  .info-card {
    padding: var(--spacing-lg);
  }

  .info-grid {
    grid-template-columns: 1fr;
  }

  .info-block.full-width {
    grid-column: auto;
  }

  .adbelow-mobile-div {
    max-width: 100%;
    width: 99%;
    aspect-ratio: 32/7;
    height: auto;
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    display: block;
  }
}