/* ============================================================
   Panini World Cup 2026 - Modern Premium Album Tracker
   Advanced Glassmorphism, Floating Dock & Ultra-Responsive Design
   ============================================================ */

:root {
  /* Color Palette */
  --bg: #03030d;
  --bg-deep: #050515;
  --text: #f8fafc;
  --text-muted: #94a3b8;
  --text-dark: #64748b;
  
  /* Brand Accents */
  --accent: #fbbf24;       /* Gold */
  --accent-glow: rgba(251, 191, 36, 0.15);
  --accent-dark: #d97706;
  
  --green: #10b981;        /* Emerald */
  --green-glow: rgba(16, 185, 129, 0.15);
  --green-bg: rgba(16, 185, 129, 0.05);
  
  --red: #f43f5e;          /* Ruby Red */
  --red-glow: rgba(244, 63, 94, 0.15);
  --red-bg: rgba(244, 63, 94, 0.05);

  /* Glassmorphism & Borders */
  --glass-bg: rgba(10, 10, 26, 0.7);
  --glass-card: rgba(255, 255, 255, 0.02);
  --glass-card-hover: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.05);
  --border-light: rgba(255, 255, 255, 0.08);
  
  /* Border Radii */
  --radius-lg: 24px;
  --radius: 16px;
  --radius-sm: 12px;
  
  /* Layout Metrics */
  --max-width: 1400px;
  --header-height: calc(72px + env(safe-area-inset-top, 0px));
  --nav-height: 70px;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  --glow-shadow: 0 0 30px rgba(251, 191, 36, 0.1);
}

/* ===== BASE SETUP & MOBILE DEFAULTS ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-tap-highlight-color: transparent;
  scroll-behavior: smooth;
}

body {
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  letter-spacing: -0.015em;
  position: relative;
}

/* Beautiful custom dark scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-deep);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* ===== GLOWING MESH BACKGROUND ===== */
.app-bg-glow, .login-bg-anim {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(130px);
  opacity: 0.12;
  mix-blend-mode: screen;
}
/* Slowly moving animated background orbs */
.app-orb-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent) 0%, rgba(251,191,36,0) 70%);
  top: -100px;
  left: -100px;
  animation: floatOrb 22s ease-in-out infinite alternate;
}
.app-orb-2 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #3b82f6 0%, rgba(59,130,246,0) 70%);
  bottom: -150px;
  right: -100px;
  animation: floatOrb 28s ease-in-out infinite alternate-reverse;
}
@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(60px, -40px) scale(1.1); }
  100% { transform: translate(-40px, 50px) scale(0.9); }
}

/* ===== LOADING OVERLAY ===== */
.loading-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(3, 3, 10, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 9999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
}
.loading-overlay.active {
  display: flex;
}
.spinner {
  width: 52px;
  height: 52px;
  border: 4px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s cubic-bezier(0.4, 0, 0.2, 1) infinite;
  box-shadow: 0 0 15px rgba(251, 191, 36, 0.1);
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
.loading-overlay p {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

/* ===== TOAST NOTIFICATIONS ===== */
.toast {
  position: fixed;
  bottom: calc(var(--nav-height) + 40px);
  left: 50%;
  transform: translateX(-50%) translateY(120px);
  background: rgba(10, 10, 28, 0.9);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  color: var(--text);
  padding: 14px 28px;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 600;
  z-index: 1000;
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
  border: 1px solid var(--border-light);
  max-width: 90vw;
  box-shadow: 0 15px 45px rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.toast-success { border-color: var(--green); box-shadow: 0 10px 30px rgba(16,185,129,0.15); }
.toast-warning { border-color: var(--accent); box-shadow: 0 10px 30px rgba(251,191,36,0.15); }
.toast-error { border-color: var(--red); color: #fecdd3; box-shadow: 0 10px 30px rgba(244,63,94,0.15); }

/* Premium Toast with action button */
.toast-with-action {
  pointer-events: auto; /* enable click on button */
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: space-between;
  padding: 8px 10px 8px 24px;
}
.toast-action-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-light);
  color: var(--accent);
  padding: 6px 14px;
  border-radius: 30px;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: inherit;
}
.toast-action-btn:hover {
  background: var(--accent);
  color: #060614;
  border-color: var(--accent);
}
.toast-action-btn:active {
  transform: scale(0.93);
}

/* ============================================================
   1. LOGIN SCREEN
   ============================================================ */
.login-container {
  display: none; /* Controlled by JS */
  align-items: center;
  justify-content: center;
  position: fixed;
  inset: 0;
  background: rgba(3, 3, 10, 0.85);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  padding: 24px;
  overflow: hidden;
  z-index: 2000;
}
.login-bg-anim .orb-1 { width: 450px; height: 450px; background: var(--accent); top: -100px; right: -100px; opacity: 0.15; animation: floatOrb 18s infinite alternate; }
.login-bg-anim .orb-2 { width: 400px; height: 400px; background: #3b82f6; bottom: -120px; left: -100px; opacity: 0.15; animation: floatOrb 22s infinite alternate-reverse; }
.login-bg-anim .orb-3 { width: 300px; height: 300px; background: #a855f7; top: 40%; left: 55%; opacity: 0.1; }

.login-card {
  position: relative;
  z-index: 2;
  text-align: center;
  background: var(--glass-bg);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-radius: var(--radius-lg);
  padding: 48px 36px;
  max-width: 420px;
  width: 100%;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow);
  animation: slideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}
.login-logo {
  font-size: 4.5rem;
  margin-bottom: 16px;
  filter: drop-shadow(0 8px 16px rgba(251, 191, 36, 0.3));
}
.login-title {
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), #f59e0b, #f97316);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.03em;
}
.login-subtitle {
  color: var(--text-muted);
  font-size: 0.98rem;
  margin: 8px 0 32px;
  line-height: 1.45;
}

.login-stats-preview {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 36px;
}
.login-stats-preview .stat-item {
  flex: 1;
  background: rgba(255, 255, 255, 0.015);
  border: 1px solid var(--border);
  padding: 12px 6px;
  border-radius: var(--radius);
  transition: border-color 0.3s;
}
.login-stats-preview .stat-item:hover {
  border-color: rgba(255, 255, 255, 0.1);
}
.login-stats-preview .stat-num {
  display: block;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--accent);
  text-shadow: 0 0 10px rgba(251, 191, 36, 0.2);
}
.login-stats-preview .stat-label {
  font-size: 0.68rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
  margin-top: 2px;
}

.google-login-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 16px 20px;
  background: white;
  color: #03030d;
  border: none;
  border-radius: var(--radius);
  font-size: 0.98rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 15px rgba(255, 255, 255, 0.08);
}
.google-login-btn:hover {
  box-shadow: 0 8px 25px rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}
.google-login-btn:active {
  transform: scale(0.97) translateY(0);
}
.google-login-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

.guest-login-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  font-size: 0.98rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  margin-top: 14px;
}
.guest-login-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--accent);
  transform: translateY(-2px);
}
.guest-login-btn:active {
  transform: scale(0.97) translateY(0);
}
.guest-login-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

.login-footer {
  margin-top: 28px;
  font-size: 0.75rem;
  color: var(--text-dark);
  line-height: 1.45;
}

/* Password Login Form & Divider */
.login-divider {
  display: flex;
  align-items: center;
  margin: 20px 0;
  color: var(--text-dark);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
}
.login-divider::before,
.login-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}
.login-divider span {
  padding: 0 12px;
}

.password-login-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}
.admin-password-input {
  width: 100%;
  padding: 14px 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 500;
  outline: none;
  transition: all 0.3s ease;
  font-family: inherit;
  text-align: center;
}
.admin-password-input:focus {
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0 0 20px rgba(251, 191, 36, 0.12);
}
.admin-password-input::placeholder {
  color: var(--text-dark);
}

.password-login-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 14px 20px;
  background: rgba(251, 191, 36, 0.08);
  border: 1px solid rgba(251, 191, 36, 0.3);
  color: var(--accent);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: inherit;
}
.password-login-btn:hover {
  background: var(--accent);
  color: #03030d;
  border-color: var(--accent);
  box-shadow: 0 4px 20px rgba(251, 191, 36, 0.25);
}
.password-login-btn:active {
  transform: scale(0.97);
}

/* ============================================================
   2. APP CONTAINER & MAIN CONTENT
   ============================================================ */
.app-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  position: relative;
  z-index: 2;
  padding-bottom: 30px;
}

/* ===== EN-TÊTE DOCK MODERNE (TOP HEADER) ===== */
.top-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(3, 3, 13, 0.7);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: var(--header-height);
  
  /* MASTERCLASS CSS: Dynamically pads the header on widescreen */
  padding-top: calc(14px + env(safe-area-inset-top, 0px));
  padding-bottom: 14px;
  padding-left: max(16px, calc((100% - var(--max-width)) / 2 + 16px));
  padding-right: max(16px, calc((100% - var(--max-width)) / 2 + 16px));
  
  transition: all 0.3s;
}

.header-center {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.header-logo {
  font-size: 1.25rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--accent), #f59e0b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 6px;
}
.global-progress {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  max-width: 320px;
  background: rgba(255, 255, 255, 0.02);
  padding: 6px 14px;
  border-radius: 30px;
  border: 1px solid var(--border);
}
.progress-sm {
  flex: 1;
  height: 6px;
}
#global-progress-text {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--accent);
  white-space: nowrap;
  letter-spacing: 0.2px;
}

.back-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-light);
  color: var(--text);
  font-size: 1.3rem;
  font-weight: 600;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.back-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--accent);
  color: var(--accent);
}
.back-btn:active {
  transform: scale(0.9);
}
.back-btn.hidden {
  display: none !important;
}

.user-area {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  object-fit: cover;
  box-shadow: 0 0 12px rgba(251, 191, 36, 0.25);
  display: block;
}
.icon-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-light);
  color: var(--text-muted);
  font-size: 1.15rem;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.icon-btn:hover {
  background: rgba(244, 63, 94, 0.1);
  border-color: var(--red);
  color: var(--red);
  box-shadow: 0 4px 15px rgba(244, 63, 94, 0.15);
}
.icon-btn:active {
  transform: scale(0.9);
}

/* ===== APP MAIN WINDOW ===== */
.main-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px 16px;
  width: 100%;
}
.view {
  display: none;
  animation: viewFadeIn 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.view.active {
  display: block;
}
@keyframes viewFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.view-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 16px;
  width: 100%;
}
.view-header h2 {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(90deg, var(--text) 0%, rgba(255,255,255,0.7) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.search-box {
  max-width: 320px;
  width: 100%;
}
.search-box input {
  width: 100%;
  padding: 12px 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1.5px solid var(--border);
  border-radius: 30px;
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 500;
  outline: none;
  transition: all 0.3s ease;
  font-family: inherit;
}
.search-box input:focus {
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 0 20px rgba(251, 191, 36, 0.12);
}
.search-box input::placeholder {
  color: var(--text-dark);
}

/* ===== GENERAL PROGRESS FILL SYSTEM ===== */
.progress-bar {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.01);
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--green) 0%, #34d399 50%, var(--accent) 100%);
  border-radius: 20px;
  transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ============================================================
   3. GROUPS VIEW - ADVANCED FLUID DOCK LAYOUT
   ============================================================ */
.groups-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  width: 100%;
}

.group-card {
  background: var(--glass-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius);
  padding: 22px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.group-card:hover {
  background: var(--glass-card-hover);
  border-color: var(--border-light);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.3), 0 0 20px rgba(255,255,255,0.02);
}
.group-card:active {
  transform: scale(0.97) translateY(0);
}

.group-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
}
.group-header h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.group-progress {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 800;
  background: rgba(255,255,255,0.03);
  padding: 2px 10px;
  border-radius: 20px;
  border: 1px solid var(--border);
}

.group-teams {
  margin-top: 18px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 8px;
}
.group-team-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  transition: border-color 0.2s;
  min-width: 0; /* Prevents overflow from long country names */
}
.group-team-item:hover {
  border-color: rgba(255, 255, 255, 0.05);
}
.group-team-item .flag {
  font-size: 1.35rem;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}
.group-team-item .name-mini {
  flex: 1;
  font-weight: 600;
  color: #e2e8f0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.group-team-item .mini-stat {
  color: var(--text-muted);
  font-weight: 800;
  font-size: 0.72rem;
}

/* ============================================================
   4. TEAM / STICKERS VIEW
   ============================================================ */
.team-view-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  gap: 14px;
}
.team-view-row h2 {
  font-size: 1.45rem;
  font-weight: 800;
}
.team-progress {
  margin-bottom: 24px;
  background: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--border);
  padding: 16px 20px;
  border-radius: var(--radius);
}
.team-progress #progress-text {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 8px;
  letter-spacing: 0.2px;
}

/* iOS Elegant Slider Toggle Switch */
.switch-toggle {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  user-select: none;
}
.switch-toggle input {
  display: none;
}
.switch-slider {
  width: 48px;
  height: 28px;
  background: rgba(255, 255, 255, 0.08);
  border: 1.5px solid var(--border-light);
  border-radius: 30px;
  position: relative;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.switch-slider::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  top: 2.5px;
  left: 2.5px;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.4);
}
.switch-toggle input:checked ~ .switch-slider {
  background: var(--accent);
  border-color: var(--accent);
}
.switch-toggle input:checked ~ .switch-slider::after {
  transform: translateX(20px);
  background: #03030d;
}
.switch-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
}

/* ===== THE PREMIUM CARD (STICKER) GRID ===== */
.cards-grid {
  display: grid;
  /* Clean responsive columns on phones */
  grid-template-columns: repeat(auto-fill, minmax(78px, 1fr));
  gap: 12px;
  width: 100%;
}

.card {
  aspect-ratio: 3/4;
  background: rgba(255, 255, 255, 0.015);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1.5px solid var(--border);
  user-select: none;
  -webkit-user-select: none;
  padding: 6px;
  position: relative;
  overflow: hidden;
}

/* METALLIC SHIMMER REFLECTION EFFECT ON HOVER */
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -150%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.15) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  transform: skewX(-20deg);
  transition: none;
}
.card:hover::before {
  left: 150%;
  transition: left 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.card:hover {
  transform: translateY(-4px) scale(1.03);
  border-color: rgba(255, 255, 255, 0.2);
  z-index: 5;
  box-shadow: 0 10px 20px rgba(0,0,0,0.4);
}
.card:active {
  transform: scale(0.92) translateY(0) !important;
  transition: transform 0.1s;
}

/* Sticker state: OWNED (Vibrant Emerald) */
.card.owned {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.05) 0%, rgba(16, 185, 129, 0.12) 100%);
  border-color: var(--green);
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.08);
}
.card.owned:hover {
  border-color: #34d399;
  box-shadow: 0 8px 25px rgba(16, 185, 129, 0.2), 0 0 15px rgba(16, 185, 129, 0.1);
}

/* Sticker state: MISSING (Vibrant Ruby) */
.card.missing {
  background: linear-gradient(135deg, rgba(244, 63, 94, 0.05) 0%, rgba(244, 63, 94, 0.12) 100%);
  border-color: var(--red);
  box-shadow: 0 4px 15px rgba(244, 63, 94, 0.08);
}
.card.missing:hover {
  border-color: #fb7185;
  box-shadow: 0 8px 25px rgba(244, 63, 94, 0.2), 0 0 15px rgba(244, 63, 94, 0.1);
}

.card-code {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--text-muted);
  text-align: center;
  word-break: break-all;
  line-height: 1.15;
  letter-spacing: 0.3px;
  transition: color 0.2s;
}
.card.owned .card-code { color: #a7f3d0; text-shadow: 0 0 10px rgba(16,185,129,0.2); }
.card.missing .card-code { color: #fecdd3; }

.card-status {
  font-size: 1.15rem;
  margin-top: 6px;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.3));
  transition: transform 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.card:hover .card-status {
  transform: scale(1.15);
}

/* Active micro haptic toggling bounce */
.card.toggling {
  animation: cardBounce 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
@keyframes cardBounce {
  0% { transform: scale(1); }
  35% { transform: scale(0.88); }
  75% { transform: scale(1.08); }
  100% { transform: scale(1); }
}

/* ============================================================
   5. SPECIAL FWC SHIELDS VIEW
   ============================================================ */
.fwc-progress-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
  background: rgba(255, 255, 255, 0.015);
  border: 1px solid var(--border);
  padding: 16px 20px;
  border-radius: var(--radius);
}
.fwc-progress-row .progress-bar {
  flex: 1;
  min-width: 150px;
}
#fwc-progress-text {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.2px;
}

/* ============================================================
   6. GROUP-TEAMS INTRO OVERVIEW
   ============================================================ */
.team-item {
  background: var(--glass-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius);
  padding: 24px 16px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.team-item:hover {
  background: var(--glass-card-hover);
  border-color: var(--border-light);
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}
.team-item:active {
  transform: scale(0.96) translateY(0);
}
.team-flag-large {
  font-size: 3rem;
  filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.3));
}
.team-item h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  width: 100%;
}
.team-code-badge {
  background: rgba(251, 191, 36, 0.08);
  color: var(--accent);
  padding: 4px 14px;
  border-radius: 30px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.8px;
  border: 1px solid rgba(251, 191, 36, 0.15);
}
.team-item .progress-text {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 800;
}
.team-item .progress-bar {
  height: 5px;
  margin-top: 4px;
}

/* ============================================================
   7. MISSING VIEW (LA VIE DES CARTES MANQUANTES)
   ============================================================ */
.missing-summary-container {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
}
.missing-summary {
  text-align: center;
  padding: 16px 20px;
  background: rgba(244, 63, 94, 0.04);
  border-radius: var(--radius);
  border: 1.5px solid var(--red);
  color: #fecdd3;
  font-weight: 800;
  font-size: 0.95rem;
  box-shadow: 0 6px 20px rgba(244, 63, 94, 0.08);
  letter-spacing: 0.2px;
}
.missing-section {
  margin-bottom: 28px;
  background: rgba(255, 255, 255, 0.005);
  border: 1px solid rgba(255, 255, 255, 0.01);
  padding: 12px;
  border-radius: var(--radius);
}
.missing-team-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  padding: 12px 18px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 800;
  box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}
.missing-team-header .flag {
  font-size: 1.45rem;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}
.missing-count {
  margin-left: auto;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--accent);
  background: rgba(251, 191, 36, 0.08);
  border: 1px solid rgba(251, 191, 36, 0.15);
  padding: 3px 12px;
  border-radius: 30px;
}

.missing-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(78px, 1fr));
  gap: 12px;
}

.empty-msg {
  text-align: center;
  color: var(--green);
  font-size: 1.1rem;
  padding: 60px 24px;
  font-weight: 800;
  line-height: 1.6;
}

/* Gold seed button decoration */
.seed-btn {
  background: rgba(251, 191, 36, 0.04);
  border: 1.5px dashed rgba(251, 191, 36, 0.35);
  color: var(--accent);
  padding: 14px 20px;
  border-radius: var(--radius);
  font-size: 0.88rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: inherit;
}
.seed-btn:hover {
  background: rgba(251, 191, 36, 0.1);
  border-color: var(--accent);
  border-style: solid;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(251, 191, 36, 0.12);
}
.seed-btn:active {
  transform: scale(0.97) translateY(0);
}



/* ============================================================
   9. CUSTOM PREMIUM CONFIRMATION OVERLAY MODAL
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(3, 3, 10, 0.65);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal-card {
  background: var(--glass-bg);
  border: 1px solid var(--border-light);
  backdrop-filter: blur(35px);
  -webkit-backdrop-filter: blur(35px);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  width: 100%;
  max-width: 340px;
  text-align: center;
  box-shadow: 0 30px 70px rgba(0,0,0,0.7);
  transform: scale(0.9) translateY(20px);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.modal-overlay.active .modal-card {
  transform: scale(1) translateY(0);
}

.modal-icon {
  font-size: 2.8rem;
  margin-bottom: 14px;
  filter: drop-shadow(0 4px 10px rgba(16, 185, 129, 0.3));
  animation: stampPulse 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.2);
}
@keyframes stampPulse {
  0% { transform: scale(0.5); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.modal-title {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}
.modal-message {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.5;
  margin-bottom: 22px;
}
.modal-message strong {
  color: var(--accent);
  background: rgba(251, 191, 36, 0.08);
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 800;
}

.modal-options {
  margin-bottom: 24px;
  display: flex;
  justify-content: center;
}
.modal-checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  user-select: none;
}
.modal-checkbox-label input {
  display: none;
}
.modal-checkbox-custom {
  width: 20px;
  height: 20px;
  border: 1.5px solid var(--border-light);
  border-radius: 6px;
  position: relative;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  background: rgba(255, 255, 255, 0.01);
}
.modal-checkbox-label input:checked ~ .modal-checkbox-custom {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 10px rgba(251,191,36,0.3);
}
.modal-checkbox-label input:checked ~ .modal-checkbox-custom::after {
  content: '✓';
  position: absolute;
  color: #03030d;
  font-size: 0.8rem;
  font-weight: 900;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.modal-actions {
  display: flex;
  gap: 12px;
}
.modal-btn {
  flex: 1;
  padding: 13px;
  border: none;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: inherit;
}
.modal-btn-cancel {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-light);
  color: var(--text-muted);
}
.modal-btn-cancel:hover {
  background: rgba(255, 255, 255, 0.07);
  color: var(--text);
}
.modal-btn-confirm {
  background: var(--green);
  color: #03030d;
}
.modal-btn-confirm:hover {
  background: #34d399;
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.3);
}
.modal-btn:active {
  transform: scale(0.95);
}

/* ============================================================
   10. CARD VALIDATION FADE-OUT ANIMATION
   ============================================================ */
.card.validating {
  animation: premiumValidateOut 0.45s cubic-bezier(0.16, 1, 0.3, 1) forwards !important;
  pointer-events: none;
}
@keyframes premiumValidateOut {
  0% { transform: scale(1); opacity: 1; filter: blur(0px); }
  45% { transform: scale(1.08); opacity: 0.8; filter: blur(1px); }
  100% { transform: scale(0.3) rotate(-8deg); opacity: 0; filter: blur(4px); }
}

/* ============================================================
   11. ULTRA-RESPONSIVE ADAPTABILITY SYSTEMS (MEDIA QUERIES)
   ============================================================ */

/* Small devices (small smartphones) */
@media (max-width: 360px) {
  .cards-grid, .missing-cards-grid {
    grid-template-columns: repeat(auto-fill, minmax(68px, 1fr));
    gap: 8px;
  }
  .card-code {
    font-size: 0.68rem;
  }
  .group-teams {
    grid-template-columns: 1fr;
  }
}

/* Medium/Large devices (tablets, iPad, wide mobile) */
@media (min-width: 480px) {
  .groups-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 768px) {
  .main-content {
    padding: 32px 24px;
  }
  .groups-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
  .cards-grid, .missing-cards-grid {
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: 14px;
  }
  .card-code {
    font-size: 0.8rem;
  }
  .login-card {
    padding: 60px 48px;
  }
  .login-title {
    font-size: 2.8rem;
  }
  
  /* Centered slightly floating dock on desktop */
  .bottom-nav {
    border-radius: 40px;
    bottom: 30px;
  }
  
  /* Make header look unified */
  .top-header {
    padding-top: 18px;
    padding-bottom: 18px;
  }
  .header-logo {
    font-size: 1.4rem;
  }
}

/* Wide screen desktops (Laptops, Monitors) */
@media (min-width: 1024px) {
  .groups-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
  .cards-grid, .missing-cards-grid {
    grid-template-columns: repeat(auto-fill, minmax(98px, 1fr));
    gap: 16px;
  }
}

/* Ultra-Wide monitors (taking full elegant advantage of width!) */
@media (min-width: 1300px) {
  .groups-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
  }
}

/* ===== LOGIN ERROR CARD STYLES ===== */
.login-error-card {
  background: rgba(244, 63, 94, 0.08);
  border: 1px solid rgba(244, 63, 94, 0.3);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 24px;
  text-align: left;
  position: relative;
  animation: shake 0.4s cubic-bezier(.36,.07,.19,.97) both;
  box-shadow: 0 8px 20px rgba(244, 63, 94, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
@keyframes shake {
  10%, 90% { transform: translate3d(-1px, 0, 0); }
  20%, 80% { transform: translate3d(2px, 0, 0); }
  30%, 50%, 70% { transform: translate3d(-4px, 0, 0); }
  45%, 55% { transform: translate3d(4px, 0, 0); }
}
.login-error-card .error-title {
  color: #f43f5e;
  font-weight: 700;
  font-size: 0.88rem;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.login-error-card .error-body {
  color: #fda4af;
  font-size: 0.82rem;
  line-height: 1.45;
}
.login-error-card .error-body strong {
  color: #fff;
  font-weight: 700;
}
.login-error-card .error-code {
  color: rgba(254, 205, 211, 0.4);
  font-size: 0.7rem;
  font-family: monospace;
  margin-top: 8px;
  border-top: 1px solid rgba(244, 63, 94, 0.15);
  padding-top: 6px;
}
.login-error-card .error-close-btn {
  position: absolute;
  top: 8px;
  right: 12px;
  cursor: pointer;
  color: rgba(254, 205, 211, 0.6);
  font-size: 1.2rem;
  font-weight: bold;
  transition: color 0.2s;
  user-select: none;
}
.login-error-card .error-close-btn:hover {
  color: #fda4af;
}

/* ============================================================
   12. LOGIN MODAL & READ-ONLY MODE STYLES
   ============================================================ */
.login-close-btn {
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.2s, transform 0.2s;
  user-select: none;
  z-index: 10;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
}
.login-close-btn:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
  transform: scale(1.05);
}
.login-close-btn:active {
  transform: scale(0.95);
}

.login-header-btn {
  background: rgba(251, 191, 36, 0.08);
  border: 1px solid rgba(251, 191, 36, 0.3);
  color: var(--accent);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 4px 15px rgba(251, 191, 36, 0.05);
}
.login-header-btn:hover {
  background: var(--accent);
  color: #03030d;
  border-color: var(--accent);
  box-shadow: 0 4px 20px rgba(251, 191, 36, 0.2);
  transform: translateY(-1px);
}
.login-header-btn:active {
  transform: scale(0.96) translateY(0);
}

.read-only-badge {
  background: rgba(244, 63, 94, 0.05);
  border: 1px solid rgba(244, 63, 94, 0.2);
  color: #fca5a5;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
@media (max-width: 580px) {
  .read-only-badge {
    display: none !important;
  }
}

/* ===== VIEW MODE TOGGLE BUTTONS ===== */
.view-toggle-container {
  display: flex;
  background: rgba(255, 255, 255, 0.02);
  padding: 4px;
  border-radius: 30px;
  border: 1px solid var(--border);
  gap: 4px;
  flex-shrink: 0;
}

.view-toggle-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 700;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: inherit;
}

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

.view-toggle-btn.active {
  background: var(--accent);
  color: #03030d;
  box-shadow: 0 4px 12px rgba(251, 191, 36, 0.25);
}

/* ===== COMPACT LIST VIEW STYLES ===== */
.list-raw-container, .list-grouped-container {
  background: var(--glass-card);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.list-raw-header, .list-grouped-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
}

.list-raw-header h3, .list-grouped-header h3 {
  font-size: 1rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.01em;
}

.copy-btn {
  background: rgba(251, 191, 36, 0.1);
  border: 1px solid rgba(251, 191, 36, 0.3);
  color: var(--accent);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: inherit;
}

.copy-btn:hover {
  background: var(--accent);
  color: #03030d;
  border-color: var(--accent);
  box-shadow: 0 4px 12px rgba(251, 191, 36, 0.25);
}

.copy-btn:active {
  transform: scale(0.95);
}

.list-raw-body {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  font-family: monospace, monospace;
  font-size: 0.95rem;
  line-height: 1.6;
  color: #cbd5e1;
  word-break: break-all;
  cursor: pointer;
  transition: all 0.2s;
}

.list-raw-body:hover {
  border-color: rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.01);
  color: var(--text);
}

.list-grouped-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.list-item-team {
  display: flex;
  align-items: center;
  padding: 10px 14px;
  background: rgba(0, 0, 0, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.01);
  border-radius: var(--radius-sm);
  gap: 12px;
}

.list-item-team:hover {
  background: rgba(255, 255, 255, 0.01);
  border-color: rgba(255, 255, 255, 0.03);
}

.list-item-team .flag {
  font-size: 1.25rem;
  flex-shrink: 0;
}

.list-item-team .team-name {
  width: 160px;
  flex-shrink: 0;
  font-size: 0.88rem;
  color: #e2e8f0;
}

.list-item-team .team-codes {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.list-code-badge {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2px;
}

.list-code-badge.highlight-fwc {
  background: rgba(251, 191, 36, 0.08);
  border-color: rgba(251, 191, 36, 0.3);
  color: var(--accent);
}

@media (max-width: 640px) {
  .list-item-team {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 12px;
  }
  .list-item-team .team-name {
    width: auto;
  }
}