:root {
  --color-bg: #0f1117;
  --color-bg-secondary: #1a1d27;
  --color-bg-tertiary: #242834;
  --color-border: #2e3344;
  --color-text: #f1f3f7;
  --color-text-secondary: #9ca3b4;
  --color-accent: #6366f1;
  --color-accent-hover: #818cf8;
  --color-success: #22c55e;
  --color-warning: #f59e0b;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);

  --transition: 0.2s ease;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
}

.app {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
}

/* Header */
.header {
  text-align: center;
  margin-bottom: 3rem;
}

.header__logo {
  width: 120px;
  height: auto;
  margin-bottom: 1rem;
}

.header__title {
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-hover));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.header__subtitle {
  color: var(--color-text-secondary);
  font-size: 1.1rem;
}

/* Main Layout */
.main {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2rem;
}

@media (max-width: 900px) {
  .main {
    grid-template-columns: 1fr;
  }
}

/* Filters Sidebar */
.filters {
  background: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  height: fit-content;
  position: sticky;
  top: 2rem;
  border: 1px solid var(--color-border);
}

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

.filters__title {
  font-size: 1.2rem;
  font-weight: 600;
}

.filters__reset {
  background: none;
  border: none;
  color: var(--color-accent);
  cursor: pointer;
  font-size: 0.875rem;
  transition: color var(--transition);
}

.filters__reset:hover {
  color: var(--color-accent-hover);
}

.filter-group {
  margin-bottom: 1.25rem;
}

.filter-group__label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: 0.5rem;
}

.filter-group__input,
.filter-group__select {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 1rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.filter-group__input:focus,
.filter-group__select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.filter-group__select {
  cursor: pointer;
}

.filter-group__range-container {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.filter-group__range {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  background: var(--color-bg-tertiary);
  border-radius: 3px;
  cursor: pointer;
}

.filter-group__range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  background: var(--color-accent);
  border-radius: 50%;
  cursor: pointer;
  transition: transform var(--transition);
}

.filter-group__range::-webkit-slider-thumb:hover {
  transform: scale(1.1);
}

.filter-group__range-value {
  min-width: 2rem;
  text-align: center;
  font-weight: 600;
  color: var(--color-accent);
}

.filter-group__checkbox {
  margin-right: 0.5rem;
  cursor: pointer;
}

.filter-group__checkboxes {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

/* Managers Grid */
.managers__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.managers__count {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

.managers__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.managers__empty {
  text-align: center;
  padding: 3rem;
  color: var(--color-text-secondary);
}

/* Manager Card */
.card {
  background: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card__header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.card__photo {
  width: 90px;
  height: 90px;
  border-radius: var(--radius-md);
  object-fit: cover;
  background: var(--color-bg-tertiary);
}

.card__info {
  flex: 1;
}

.card__name {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.15rem;
}

.card__release-date {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.35rem;
}

.card__boosters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.card__booster {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  background: rgba(99, 102, 241, 0.15);
  color: var(--color-accent-hover);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
}

.card__section {
  margin-bottom: 1rem;
}

.card__section:last-child {
  margin-bottom: 0;
}

.card__section-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

/* Playstyle Bars */
.playstyle {
  margin-bottom: 0.5rem;
}

.playstyle:last-child {
  margin-bottom: 0;
}

.playstyle__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.25rem;
}

.playstyle__name {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

.playstyle__value {
  font-size: 0.8rem;
  font-weight: 600;
}

.playstyle__bar {
  height: 6px;
  background: var(--color-bg-tertiary);
  border-radius: 3px;
  overflow: hidden;
}

.playstyle__fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.5s ease;
}

.playstyle__fill--high {
  background: linear-gradient(90deg, var(--color-success), #4ade80);
}

.playstyle__fill--medium {
  background: linear-gradient(90deg, var(--color-warning), #fbbf24);
}

.playstyle__fill--low {
  background: linear-gradient(90deg, #ef4444, #f87171);
}

/* Link-Up Play */
.linkup {
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.linkup__name {
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--color-accent-hover);
}

.linkup__roles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.linkup__role-title {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.linkup__role-style {
  font-size: 0.85rem;
  margin-bottom: 0.25rem;
}

.linkup__role-positions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.linkup__position {
  padding: 0.15rem 0.4rem;
  background: var(--color-bg-secondary);
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 500;
}

.linkup--none {
  color: var(--color-text-secondary);
  font-style: italic;
  text-align: center;
  padding: 0.75rem;
}

/* Playstyle Guide Button */
.playstyle-guide-btn {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: #f59e0b;
  color: white;
  border: none;
  border-radius: 2rem;
  padding: 0.75rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  box-shadow: var(--shadow-md), 0 0 20px rgba(245, 158, 11, 0.3);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  z-index: 100;
}

.playstyle-guide-btn:hover {
  background: #fbbf24;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md), 0 0 25px rgba(251, 191, 36, 0.4);
}

/* Playstyle Guide Popup */
.playstyle-guide-popup {
  position: fixed;
  bottom: 5rem;
  right: 1.1rem;
  background: #232836;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 101;
  max-width: 400px;
  animation: popupSlideIn 0.2s ease;
  margin-left: 1.1rem;
}

@keyframes popupSlideIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.playstyle-guide-popup__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.playstyle-guide-popup__title {
  font-weight: 600;
  font-size: 1rem;
}

.playstyle-guide-popup__close {
  background: none;
  border: none;
  color: var(--color-text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  padding: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}

.playstyle-guide-popup__close:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-text);
}

.playstyle-guide-popup__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.playstyle-guide-popup__table th,
.playstyle-guide-popup__table td {
  padding: 0.75rem 1rem;
  text-align: left;
}

.playstyle-guide-popup__table th {
  background: var(--color-bg-tertiary);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-text-secondary);
}

.playstyle-guide-popup__table tbody tr {
  border-bottom: 1px solid var(--color-border);
}

.playstyle-guide-popup__table tbody tr:last-child {
  border-bottom: none;
}

.playstyle-guide-popup__table tbody tr:hover {
  background: var(--color-bg-tertiary);
}

.playstyle-guide-popup__table td:first-child {
  font-weight: 500;
}

.playstyle-guide-popup__table td:last-child {
  color: #fbbf24;
  font-weight: 600;
}

/* Footer */
.footer {
  text-align: center;
  padding: 2rem 0 1rem;
  margin-top: 2rem;
}

.footer__github-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  transition: color var(--transition), transform var(--transition);
}

.footer__github-link:hover {
  color: var(--color-text);
  transform: scale(1.1);
}

.footer__github-icon {
  width: 24px;
  height: 24px;
}

/* Responsive */
@media (max-width: 600px) {
  .app {
    padding: 1rem;
  }

  .header__logo {
    width: 25%;
  }

  .header__title {
    font-size: 1.8rem;
  }

  .filters {
    position: static;
  }

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