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

:root {
  --primary: #8b5cf6;
  --primary-dark: #7c3aed;
  --bg: #0f0f1a;
  --bg-card: #1a1a2e;
  --bg-card-light: #252540;
  --text: #e2e8f0;
  --text-dim: #94a3b8;
  --text-bright: #f8fafc;
  --gold: #f59e0b;
  --green: #10b981;
  --red: #ef4444;
  --blue: #3b82f6;
  --border: #334155;
  --radius: 12px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  max-width: 480px;
  margin: 0 auto;
  padding-bottom: 70px;
  -webkit-font-smoothing: antialiased;
}

/* Bottom Nav */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 480px;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  display: flex;
  z-index: 100;
  padding-bottom: env(safe-area-inset-bottom);
}
.bottom-nav .nav-item {
  flex: 1;
  text-align: center;
  padding: 8px 4px;
  font-size: 11px;
  color: var(--text-dim);
  cursor: pointer;
  transition: color 0.2s;
}
.bottom-nav .nav-item.active { color: var(--primary); }
.bottom-nav .nav-item .nav-icon { font-size: 20px; display: block; margin-bottom: 2px; }

/* Page containers */
.page { display: none; padding: 16px; }
.page.active { display: block; }

/* Header */
.page-header {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 16px;
  padding-top: 8px;
}
.page-subheader {
  font-size: 14px;
  color: var(--text-dim);
  margin-bottom: 16px;
}

/* Cards */
.card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 12px;
  border: 1px solid var(--border);
}
.card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-bright);
  margin-bottom: 8px;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 10px 20px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
  width: 100%;
}
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-primary:disabled { background: #555; cursor: not-allowed; }
.btn-secondary { background: var(--bg-card-light); color: var(--text); border: 1px solid var(--border); }
.btn-success { background: var(--green); color: white; }
.btn-danger { background: var(--red); color: white; }
.btn-small { padding: 6px 12px; font-size: 12px; width: auto; }

/* Forms */
.form-group { margin-bottom: 14px; }
.form-group label {
  display: block;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 4px;
}
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg-card-light);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
  outline: none;
}
.form-group input:focus, .form-group select:focus {
  border-color: var(--primary);
}
.form-group select { appearance: none; }

/* Attributes display */
.attr-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.attr-item {
  background: var(--bg-card-light);
  border-radius: 8px;
  padding: 10px;
}
.attr-name { font-size: 12px; color: var(--text-dim); }
.attr-value { font-size: 22px; font-weight: 700; color: var(--text-bright); }
.attr-cap { font-size: 11px; color: var(--text-dim); }
.attr-bar {
  height: 4px;
  background: #334155;
  border-radius: 2px;
  margin-top: 6px;
  overflow: hidden;
}
.attr-bar-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 2px;
  transition: width 0.5s ease;
}
.attr-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.attr-line {
  background: var(--bg-card-light);
  border-radius: 10px;
  padding: 10px;
}
.attr-line-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.attr-line-name {
  font-size: 13px;
  color: var(--text-bright);
}
.attr-line-value {
  font-size: 13px;
  color: var(--text-dim);
  font-weight: 600;
}

/* Realm badge */
.realm-badge {
  display: inline-block;
  padding: 4px 12px;
  background: linear-gradient(135deg, var(--primary), var(--gold));
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  color: white;
}
.realm-badge-action {
  border: none;
  cursor: pointer;
}
.realm-badge.promotable {
  box-shadow: 0 0 0 rgba(245, 158, 11, 0.5);
  animation: realmPulse 1.4s infinite;
}
.realm-progress-line {
  display: flex;
  align-items: center;
  gap: 8px;
}
.realm-progress-text {
  font-size: 13px;
  color: var(--text-dim);
  font-weight: 600;
}
.realm-progress-reason {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 8px;
}

@keyframes realmPulse {
  0% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.5); }
  70% { box-shadow: 0 0 0 10px rgba(245, 158, 11, 0); }
  100% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0); }
}

/* Quality badges */
.quality-凡品 { color: #94a3b8; }
.quality-良品 { color: #10b981; }
.quality-上品 { color: #3b82f6; }
.quality-极品 { color: #f59e0b; }

/* Item list */
.item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.item-row:last-child { border-bottom: none; }
.item-info { flex: 1; }
.item-name { font-size: 14px; font-weight: 500; }
.item-meta { font-size: 12px; color: var(--text-dim); margin-top: 2px; }

/* Checkbox */
.item-check {
  width: 22px;
  height: 22px;
  accent-color: var(--primary);
}

/* Wish cards */
.wish-type { font-size: 11px; padding: 2px 8px; border-radius: 10px; }
.wish-type-单人 { background: var(--blue); color: white; }
.wish-type-团队 { background: var(--gold); color: white; }

.wish-difficulty {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  font-size: 12px;
  color: var(--gold);
}

/* Battle animation */
.battle-container { text-align: center; padding: 20px 0; }
.battle-round {
  background: var(--bg-card-light);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 8px;
  opacity: 0;
  transform: translateY(10px);
  animation: roundAppear 0.4s ease forwards;
}
.battle-round .round-desc {
  font-size: 14px;
  font-weight: 600;
  color: var(--gold);
  margin-bottom: 6px;
}
.battle-round .round-detail {
  font-size: 12px;
  color: var(--text-dim);
}

@keyframes roundAppear {
  to { opacity: 1; transform: translateY(0); }
}

.battle-result {
  font-size: 28px;
  font-weight: 800;
  margin-top: 16px;
  padding: 20px;
  border-radius: var(--radius);
}
.battle-result.win {
  color: var(--gold);
  background: rgba(245, 158, 11, 0.1);
  border: 2px solid var(--gold);
}
.battle-result.lose {
  color: var(--red);
  background: rgba(239, 68, 68, 0.1);
  border: 2px solid var(--red);
}

/* Feed items */
.feed-item {
  display: flex;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.feed-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}
.feed-content { flex: 1; }
.feed-name { font-size: 13px; font-weight: 600; }
.feed-text { font-size: 12px; color: var(--text-dim); margin-top: 2px; }
.feed-time { font-size: 11px; color: var(--text-dim); margin-top: 2px; }

/* Login page */
.login-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
}
.login-title {
  font-size: 32px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
}
.login-subtitle {
  font-size: 14px;
  color: var(--text-dim);
  margin-bottom: 32px;
}
.login-form { width: 100%; max-width: 320px; }
.login-toggle {
  text-align: center;
  margin-top: 16px;
  font-size: 13px;
  color: var(--primary);
  cursor: pointer;
}

/* Promotion banner */
.promotion-banner {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(245, 158, 11, 0.2));
  border: 1px solid var(--primary);
  border-radius: var(--radius);
  padding: 14px;
  margin-bottom: 12px;
  text-align: center;
}
.promotion-banner .promo-text { font-size: 14px; color: var(--gold); font-weight: 600; }

/* Decay warning */
.decay-warning {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--red);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 12px;
  color: var(--red);
  margin-top: 6px;
}

/* Misc */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-dim);
}
.empty-state .empty-icon { font-size: 48px; margin-bottom: 12px; }

.tag { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: 11px; margin-right: 4px; margin-bottom: 4px; background: var(--bg-card-light); color: var(--text-dim); }

.toast {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 1000;
  animation: toastIn 0.3s ease, toastOut 0.3s ease 2.7s;
  max-width: 90%;
}
.toast-success { background: var(--green); color: white; }
.toast-error { background: var(--red); color: white; }
.toast-info { background: var(--blue); color: white; }

@keyframes toastIn { from { opacity: 0; transform: translateX(-50%) translateY(-20px); } }
@keyframes toastOut { to { opacity: 0; transform: translateX(-50%) translateY(-20px); } }

/* Synthesize selection */
.synth-summary {
  position: sticky;
  bottom: 70px;
  background: var(--bg-card);
  border: 1px solid var(--primary);
  border-radius: var(--radius);
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 50;
}
.synth-info { font-size: 13px; }
.synth-gain { font-size: 18px; font-weight: 700; color: var(--gold); }

/* Responsive */
@media (max-width: 360px) {
  .attr-grid { grid-template-columns: 1fr; }
}

/* V2-F03 FB-01 */
.recommend-card {
  cursor: default;
}

.recommend-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border, #eee);
  cursor: pointer;
}

.recommend-item:last-child {
  border-bottom: none;
}

.recommend-text {
  font-size: 14px;
  color: var(--text, #e2e8f0);
  flex: 1;
}

.recommend-arrow {
  font-size: 18px;
  color: var(--text-dim, #aaa);
  margin-left: 8px;
}

/* V2-F10 */
.achievement-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}

.achievement-item:last-child {
  border-bottom: none;
}

.achievement-item.locked {
  opacity: 0.35;
  filter: grayscale(1);
}

.achievement-icon {
  font-size: 20px;
  width: 24px;
  text-align: center;
  flex-shrink: 0;
}

.achievement-main {
  min-width: 0;
}

.achievement-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-bright);
}

.achievement-desc {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 2px;
}