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

:root {
  --bg-deep: #07060e;
  --bg-surface: #0d0b1a;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --bg-glass: rgba(255, 255, 255, 0.02);
  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  --text: #eeedf5;
  --text-muted: #8785a0;
  --text-dim: #55526e;
  --accent-1: #8b5cf6;
  --accent-2: #ec4899;
  --accent-3: #06b6d4;
  --glow-purple: rgba(139, 92, 246, 0.3);
  --glow-pink: rgba(236, 72, 153, 0.3);
  --cat-character: var(--accent-1);
  --cat-cape: var(--accent-3);
  --cat-elytra: var(--accent-2);
  --radius: 10px;
  --radius-lg: 16px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, system-ui, sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg-deep);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% -20%, rgba(139, 92, 246, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 80%, rgba(236, 72, 153, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse 40% 50% at 20% 70%, rgba(6, 182, 212, 0.04) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

#app {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.hidden {
  display: none !important;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; }
  50%      { opacity: 0.8; }
}

/* ─── Navbar ─── */
#navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 6, 14, 0.75);
  backdrop-filter: blur(24px) saturate(1.4);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.3px;
  flex-shrink: 0;
}

.brand-icon {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  border-radius: 8px;
  font-size: 14px;
  color: #fff;
  box-shadow: 0 4px 12px var(--glow-purple);
}

.nav-links {
  display: flex;
  gap: 2px;
  flex: 1;
}

.nav-link {
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s;
  font-family: var(--font);
}

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

.nav-link.active {
  color: #fff;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(236, 72, 153, 0.1));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.nav-user {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-username {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
}

/* ─── Buttons ─── */
.btn {
  font-family: var(--font);
  padding: 9px 18px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  color: #fff;
  box-shadow: 0 4px 16px var(--glow-purple);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px var(--glow-purple);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  background: var(--bg-card);
  color: var(--text);
  border-color: var(--border-hover);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.08);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.15);
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.25);
}

.btn-sm {
  padding: 5px 10px;
  font-size: 11px;
  border-radius: 6px;
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* ─── Auth ─── */
.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.auth-card {
  width: 100%;
  max-width: 380px;
  background: rgba(13, 11, 26, 0.8);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px 28px 32px;
  backdrop-filter: blur(24px);
  animation: slideUp 0.5s ease;
}

.auth-header {
  text-align: center;
  margin-bottom: 28px;
}

.auth-brand {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  border-radius: 14px;
  font-size: 22px;
  color: #fff;
  margin-bottom: 16px;
  box-shadow: 0 6px 20px var(--glow-purple);
}

.auth-header h1 {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 4px;
}

.auth-header p {
  color: var(--text-muted);
  font-size: 13px;
}

.auth-tabs {
  display: flex;
  gap: 3px;
  margin-bottom: 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 3px;
}

.auth-tab {
  flex: 1;
  padding: 8px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  border-radius: 7px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s;
  font-family: var(--font);
}

.auth-tab.active {
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  color: #fff;
  box-shadow: 0 2px 8px var(--glow-purple);
}

.auth-error {
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.15);
  color: #ef4444;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
  margin-bottom: 16px;
  animation: fadeIn 0.2s ease;
}

/* ─── Forms ─── */
.field {
  margin-bottom: 18px;
}

.field label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 5px;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.field input[type="text"],
.field input[type="password"] {
  width: 100%;
  padding: 11px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
  font-family: var(--font);
  transition: border-color 0.25s, box-shadow 0.25s;
  outline: none;
}

.field input:focus {
  border-color: var(--accent-1);
  box-shadow: 0 0 0 3px var(--glow-purple);
}

.field-hint {
  display: block;
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 4px;
}

/* ─── Main ─── */
#main {
  flex: 1;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 28px 24px;
}

.view {
  animation: fadeIn 0.35s ease;
}

.view-title {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.3px;
  margin-bottom: 24px;
}

/* ─── Dashboard ─── */
.dashboard-header {
  margin-bottom: 24px;
}

.search-bar {
  position: relative;
  max-width: 420px;
  margin-bottom: 16px;
}

.search-icon {
  position: absolute;
  left: 13px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  font-size: 14px;
  pointer-events: none;
}

.search-input {
  width: 100%;
  padding: 10px 14px 10px 40px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 14px;
  font-family: var(--font);
  outline: none;
  transition: border-color 0.25s, box-shadow 0.25s;
}

.search-input:focus {
  border-color: var(--accent-1);
  box-shadow: 0 0 0 3px var(--glow-purple);
}

.search-input::placeholder {
  color: var(--text-dim);
}

.category-filters {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 6px 14px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  border-radius: 20px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 500;
  transition: all 0.2s;
  font-family: var(--font);
}

.filter-btn:hover {
  border-color: var(--border-hover);
  color: var(--text);
}

.filter-btn.active {
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 2px 10px var(--glow-purple);
}

/* ─── Skin Grid ─── */
.skins-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}

.skin-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.3s ease;
  position: relative;
  animation: slideUp 0.35s ease both;
}

.skin-card:nth-child(1) { animation-delay: 0.02s; }
.skin-card:nth-child(2) { animation-delay: 0.05s; }
.skin-card:nth-child(3) { animation-delay: 0.08s; }
.skin-card:nth-child(4) { animation-delay: 0.11s; }
.skin-card:nth-child(5) { animation-delay: 0.14s; }
.skin-card:nth-child(6) { animation-delay: 0.17s; }
.skin-card:nth-child(7) { animation-delay: 0.20s; }
.skin-card:nth-child(8) { animation-delay: 0.23s; }

.skin-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.skin-card.equipped {
  border-color: rgba(139, 92, 246, 0.3);
  box-shadow: 0 0 20px var(--glow-purple), inset 0 0 30px rgba(139, 92, 246, 0.03);
}

.skin-card.equipped::after {
  content: '✦ Экипировано';
  position: absolute;
  top: 10px;
  right: 10px;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  color: #fff;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 10px;
  font-weight: 600;
  z-index: 2;
  box-shadow: 0 2px 8px var(--glow-purple);
  letter-spacing: 0.2px;
}

.skin-preview {
  width: 100%;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-surface);
  overflow: hidden;
  position: relative;
}

.skin-preview::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 60%, rgba(7, 6, 14, 0.6));
  pointer-events: none;
}

.skin-canvas-container {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.skin-canvas-container canvas {
  display: block;
  max-width: 100%;
  max-height: 100%;
}

.equip-container {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.equip-container canvas {
  display: block;
  max-width: 100%;
  max-height: 100%;
}

.slot-preview {
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-surface);
  border-radius: 10px;
  margin-bottom: 12px;
  overflow: hidden;
  position: relative;
}

.slot-preview .empty-slot {
  color: var(--text-dim);
  font-size: 12px;
}

.skin-info {
  padding: 14px 16px 16px;
}

.skin-info-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
}

.skin-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  word-break: break-word;
}

.skin-category {
  font-size: 10px;
  font-weight: 600;
  padding: 2px 9px;
  border-radius: 20px;
  flex-shrink: 0;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.skin-category.character {
  background: rgba(139, 92, 246, 0.12);
  color: var(--cat-character);
  border: 1px solid rgba(139, 92, 246, 0.15);
}

.skin-category.cape {
  background: rgba(6, 182, 212, 0.12);
  color: var(--cat-cape);
  border: 1px solid rgba(6, 182, 212, 0.15);
}

.skin-category.elytra {
  background: rgba(236, 72, 153, 0.12);
  color: var(--cat-elytra);
  border: 1px solid rgba(236, 72, 153, 0.15);
}

.skin-tags {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.skin-tag {
  font-size: 10px;
  padding: 2px 7px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-dim);
}

.skin-actions {
  display: flex;
  gap: 5px;
}

.skin-actions .btn {
  flex: 1;
  justify-content: center;
}

.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 24px;
  animation: fadeIn 0.5s ease;
}

.empty-state .empty-icon {
  font-size: 48px;
  margin-bottom: 12px;
  opacity: 0.3;
}

.empty-state p {
  font-size: 15px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.empty-state small {
  font-size: 13px;
  color: var(--text-dim);
}

.loading {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px;
  color: var(--text-dim);
  font-size: 13px;
}

.loading::after {
  content: '';
  display: block;
  width: 24px;
  height: 24px;
  margin: 12px auto 0;
  border: 2px solid var(--border);
  border-top-color: var(--accent-1);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ─── Equip View ─── */
.equip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.equip-slot {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  transition: all 0.3s;
}

.equip-slot:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
}

.slot-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 14px;
}

.slot-icon {
  font-size: 22px;
}

.slot-label {
  font-size: 15px;
  font-weight: 600;
}

.equip-slot[data-category="character"] .slot-label { color: var(--cat-character); }
.equip-slot[data-category="cape"] .slot-label { color: var(--cat-cape); }
.equip-slot[data-category="elytra"] .slot-label { color: var(--cat-elytra); }

.slot-clear {
  width: 100%;
  justify-content: center;
}

/* ─── Add Skin ─── */
.skin-form {
  max-width: 520px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.category-selector {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.cat-option {
  padding: 14px 10px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  text-align: center;
  transition: all 0.25s;
  font-family: var(--font);
  color: var(--text-muted);
}

.cat-option:hover {
  border-color: var(--border-hover);
  background: var(--bg-card);
}

.cat-option.active {
  border-color: var(--accent-1);
  background: rgba(139, 92, 246, 0.08);
  color: var(--accent-1);
  box-shadow: 0 0 16px var(--glow-purple);
}

.cat-option .cat-icon {
  display: block;
  font-size: 22px;
  margin-bottom: 5px;
}

.cat-option span {
  display: block;
  font-size: 12px;
  font-weight: 600;
}

.cat-option small {
  display: block;
  font-size: 10px;
  margin-top: 2px;
  opacity: 0.6;
}

.form-actions {
  display: flex;
  gap: 8px;
  margin-top: 24px;
}

.form-actions .btn {
  flex: 1;
  justify-content: center;
}

/* ─── Toast ─── */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  padding: 11px 18px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 500;
  pointer-events: auto;
  animation: toastIn 0.35s ease;
  min-width: 200px;
  max-width: 340px;
  backdrop-filter: blur(16px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

@keyframes toastIn {
  from { transform: translateX(100%) scale(0.9); opacity: 0; }
  to   { transform: translateX(0) scale(1); opacity: 1; }
}

.toast.success {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: #34d399;
}

.toast.error {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: #f87171;
}

.toast.info {
  background: rgba(59, 130, 246, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.2);
  color: #60a5fa;
}

/* ─── Scrollbar ─── */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
  .nav-inner {
    padding: 0 16px;
    gap: 10px;
  }
  .nav-link {
    padding: 8px 10px;
    font-size: 12px;
  }
  .brand-text {
    display: none;
  }
  .skins-grid {
    grid-template-columns: 1fr;
  }
  .category-selector {
    grid-template-columns: 1fr;
  }
  #main {
    padding: 20px 16px;
  }
  .auth-card {
    padding: 28px 20px 24px;
  }
}

@media (max-width: 480px) {
  .nav-links {
    gap: 0;
  }
  .nav-link {
    padding: 8px 6px;
    font-size: 11px;
  }
}