/* =====================================================================
   Auth · 登录/注册
===================================================================== */
.auth-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.auth-aside {
  position: relative;
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background:
    radial-gradient(circle at 20% 20%, rgba(56,225,255,0.18), transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(255,93,200,0.18), transparent 50%),
    linear-gradient(160deg, #160a3d, #0a1244 60%, #04132e);
  overflow: hidden;
}
.auth-aside::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(120,160,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,160,255,0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 50%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000, transparent 75%);
}
.auth-aside .logo { position: relative; z-index: 1; }
.auth-hero-text { position: relative; z-index: 1; }
.auth-hero-text h2 {
  font-size: clamp(30px, 3.5vw, 44px);
  line-height: 1.15;
  color: var(--text-0);
  font-weight: 800;
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}
.auth-hero-text p { color: var(--text-1); font-size: 16px; max-width: 420px; }
.auth-aside .mini-orb {
  position: absolute;
  width: 260px; height: 260px;
  right: -60px; bottom: 40px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #fff, var(--c-primary) 20%, var(--c-accent-2) 60%, transparent 80%);
  filter: blur(2px);
  opacity: 0.5;
  animation: float 8s ease-in-out infinite;
}
.auth-quote {
  position: relative; z-index: 1;
  padding: var(--space-5);
  background: rgba(5,6,15,0.4);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
  max-width: 420px;
}
.auth-quote p { font-size: 14px; color: var(--text-1); font-style: italic; }
.auth-quote .from { margin-top: 10px; font-size: 12px; color: var(--text-3); }

.auth-main {
  display: grid;
  place-items: center;
  padding: var(--space-7) var(--space-5);
}
.auth-card {
  width: 100%;
  max-width: 420px;
}
.auth-card .back {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; color: var(--text-2);
  margin-bottom: var(--space-6);
  transition: color 0.2s;
}
.auth-card .back:hover { color: var(--c-primary); }
.auth-card h1 {
  font-size: 30px; color: var(--text-0); font-weight: 800;
  margin-bottom: var(--space-2);
}
.auth-card .lead { color: var(--text-2); margin-bottom: var(--space-7); font-size: 15px; }

.auth-tabs {
  display: flex;
  background: rgba(8,12,30,0.6);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 4px;
  margin-bottom: var(--space-6);
}
.auth-tab {
  flex: 1;
  padding: 10px;
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-2);
  border-radius: var(--radius-pill);
  transition: all 0.25s;
}
.auth-tab.active {
  background: var(--grad-primary);
  color: #04122a;
}

.code-row { display: flex; gap: var(--space-3); }
.code-row .input { flex: 1; }
.code-btn {
  white-space: nowrap;
  padding: 0 18px;
  border-radius: var(--radius);
  background: rgba(56,225,255,0.1);
  border: 1px solid rgba(56,225,255,0.3);
  color: var(--c-primary);
  font-weight: 600;
  font-size: 14px;
  transition: all 0.2s;
  min-width: 120px;
}
.code-btn:hover:not([disabled]) { background: rgba(56,225,255,0.2); }
.code-btn[disabled] { opacity: 0.5; cursor: not-allowed; color: var(--text-3); border-color: var(--border); background: transparent; }

.auth-foot {
  margin-top: var(--space-6);
  text-align: center;
  font-size: 13px;
  color: var(--text-3);
}
.auth-foot a { color: var(--c-primary); }

.checkbox-row {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 13px; color: var(--text-2);
  margin-bottom: var(--space-5);
}
.checkbox-row input { margin-top: 3px; accent-color: var(--c-primary); }

@media (max-width: 880px) {
  .auth-page { grid-template-columns: 1fr; }
  .auth-aside { display: none; }
}

/* =====================================================================
   创建世界 · 多步骤向导
===================================================================== */
.create-page { padding-top: 110px; padding-bottom: var(--space-9); min-height: 100vh; }
.create-head { max-width: 720px; margin-bottom: var(--space-7); }
.create-head h1 {
  font-size: clamp(30px, 4vw, 44px);
  color: var(--text-0); font-weight: 800;
  margin-top: var(--space-3);
}
.create-head p { color: var(--text-2); margin-top: var(--space-3); font-size: 16px; }

/* 进度条 */
.wizard-progress {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-7);
}
.wp-step {
  display: flex; align-items: center; gap: 10px;
  flex: 1;
}
.wp-dot {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: grid; place-items: center;
  background: var(--bg-1);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
  color: var(--text-3);
  flex-shrink: 0;
  transition: all 0.3s;
}
.wp-label { font-size: 13px; color: var(--text-3); font-weight: 600; white-space: nowrap; }
.wp-line { flex: 1; height: 2px; background: var(--border); margin: 0 6px; transition: background 0.4s; }

.wp-step.active .wp-dot { background: var(--grad-primary); color: #04122a; border-color: transparent; box-shadow: var(--glow-primary); }
.wp-step.active .wp-label { color: var(--text-0); }
.wp-step.done .wp-dot { background: rgba(56,225,255,0.15); color: var(--c-primary); border-color: var(--c-primary); }
.wp-step.done .wp-label { color: var(--text-1); }
.wp-step.done + .wp-line,
.wp-step.active + .wp-line { background: var(--c-primary); }

@media (max-width: 720px) {
  .wp-label { display: none; }
  .wizard-progress { gap: 4px; }
}

.wizard-panel {
  padding: var(--space-7);
  border-radius: var(--radius-xl);
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(18px);
  animation: fadeInUp 0.5s;
}
.wizard-panel h2 { font-size: 24px; color: var(--text-0); margin-bottom: var(--space-2); font-weight: 700; }
.wizard-panel .hint { color: var(--text-2); margin-bottom: var(--space-6); font-size: 14.5px; }

.wizard-foot {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: var(--space-7);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border);
}

/* 主题/类型选择卡 */
.choice-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
.choice {
  padding: var(--space-5);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(8,12,30,0.4);
  cursor: pointer;
  transition: all 0.25s;
  text-align: center;
}
.choice:hover { border-color: var(--border-strong); transform: translateY(-3px); }
.choice.selected {
  border-color: var(--c-primary);
  background: rgba(56,225,255,0.08);
  box-shadow: 0 0 0 1px var(--c-primary), 0 0 24px -6px var(--c-primary-glow);
}
.choice .ic {
  width: 48px; height: 48px;
  margin: 0 auto var(--space-3);
  border-radius: var(--radius);
  display: grid; place-items: center;
  background: rgba(56,225,255,0.1);
  color: var(--c-primary);
  font-size: 22px;
}
.choice h4 { color: var(--text-0); font-size: 15px; margin-bottom: 4px; font-weight: 600; }
.choice p { font-size: 12.5px; color: var(--text-2); line-height: 1.5; }

@media (max-width: 720px) { .choice-grid { grid-template-columns: 1fr 1fr; } }

/* 属性滑块 */
.attr-row { margin-bottom: var(--space-5); }
.attr-row .top {
  display: flex; justify-content: space-between;
  margin-bottom: 10px;
}
.attr-row .top label { font-weight: 600; color: var(--text-1); font-size: 14px; }
.attr-row .val {
  font-family: var(--font-mono);
  color: var(--c-primary);
  font-weight: 700;
  font-size: 14px;
}
.slider {
  -webkit-appearance: none; appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 99px;
  background: rgba(255,255,255,0.08);
  outline: none;
}
.slider::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--c-primary);
  cursor: pointer;
  box-shadow: 0 0 0 4px rgba(56,225,255,0.2), 0 0 12px var(--c-primary-glow);
  transition: transform 0.2s;
}
.slider::-webkit-slider-thumb:hover { transform: scale(1.2); }
.slider::-moz-range-thumb {
  width: 20px; height: 20px; border: none;
  border-radius: 50%; background: var(--c-primary);
  box-shadow: 0 0 0 4px rgba(56,225,255,0.2);
}

/* 主要角色列表 */
.char-list { display: flex; flex-direction: column; gap: var(--space-4); margin-bottom: var(--space-5); }
.char-item {
  display: flex; gap: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(8,12,30,0.4);
  align-items: flex-start;
}
.char-avatar {
  width: 56px; height: 56px;
  border-radius: var(--radius);
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-weight: 800; font-size: 20px;
  color: #fff;
  flex-shrink: 0;
}
.char-fields { flex: 1; display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.char-fields .full { grid-column: 1 / -1; }
.char-fields .input { padding: 11px 14px; font-size: 14px; }
.char-remove {
  flex-shrink: 0;
  width: 32px; height: 32px;
  border-radius: 8px;
  display: grid; place-items: center;
  color: var(--text-3);
  transition: all 0.2s;
}
.char-remove:hover { color: var(--c-coral); background: rgba(255,126,107,0.1); }
@media (max-width: 720px) { .char-fields { grid-template-columns: 1fr; } }

/* AI 生成中 */
.ai-generating {
  display: flex; flex-direction: column; align-items: center;
  padding: var(--space-8) var(--space-5);
  text-align: center;
}
.ai-orb {
  width: 120px; height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #fff, var(--c-primary) 25%, var(--c-accent-2) 70%);
  box-shadow: 0 0 60px var(--c-primary-glow), 0 0 120px var(--c-accent-glow);
  position: relative;
  margin-bottom: var(--space-6);
  animation: float 3s infinite;
}
.ai-orb::before, .ai-orb::after {
  content: "";
  position: absolute;
  inset: -16px;
  border-radius: 50%;
  border: 2px solid transparent;
  border-top-color: var(--c-primary);
  border-right-color: var(--c-accent);
  animation: spin 1.4s linear infinite;
}
.ai-orb::after { inset: -32px; animation-duration: 2.2s; animation-direction: reverse; border-top-color: var(--c-gold); border-left-color: var(--c-mint); }
.ai-generating h3 { font-size: 22px; color: var(--text-0); margin-bottom: var(--space-3); }
.ai-stream {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-primary);
  min-height: 80px;
  max-width: 480px;
  text-align: left;
  line-height: 1.8;
}

/* 结果展示 */
.result-world {
  text-align: center;
  margin-bottom: var(--space-7);
}
.result-world .big-orb {
  width: 140px; height: 140px;
  margin: 0 auto var(--space-5);
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #fff, var(--c-primary) 20%, var(--c-accent-2) 60%, #2a0a5e);
  box-shadow: 0 0 80px var(--c-primary-glow), 0 0 160px var(--c-accent-glow);
  animation: glowPulse 3s infinite;
}
.result-world h2 { font-size: 28px; color: var(--text-0); margin-bottom: var(--space-2); }
.result-world .genre-tag { color: var(--c-primary); font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.1em; }
.result-world .summary { color: var(--text-2); max-width: 600px; margin: var(--space-4) auto 0; }

.cast-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-5);
  text-align: left;
}
.cast-card {
  padding: var(--space-4);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(8,12,30,0.4);
  animation: scaleIn 0.4s backwards;
}
.cast-card .role-tag {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.14em; text-transform: uppercase;
  margin-bottom: 8px;
}
.cast-card .role-tag.main { color: var(--c-gold); }
.cast-card .role-tag.support { color: var(--c-primary); }
.cast-card .role-tag.antag { color: var(--c-coral); }
.cast-card .role-tag.neutral { color: var(--c-mint); }
.cast-card h5 { color: var(--text-0); font-size: 16px; margin-bottom: 4px; }
.cast-card p { font-size: 12.5px; color: var(--text-2); line-height: 1.55; }
.cast-card .attrs { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 8px; }

/* =====================================================================
   探索画廊页
===================================================================== */
.explore-page { padding-top: 110px; padding-bottom: var(--space-9); min-height: 100vh; }
.explore-head { text-align: center; max-width: 700px; margin: 0 auto var(--space-7); }
.explore-head h1 { font-size: clamp(32px, 4.5vw, 48px); color: var(--text-0); font-weight: 800; margin-top: var(--space-4); }
.explore-head p { color: var(--text-2); margin-top: var(--space-4); font-size: 16px; }

.filter-bar {
  display: flex; gap: var(--space-3); flex-wrap: wrap;
  margin-bottom: var(--space-7);
  align-items: center;
}
.filter-chip {
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-2);
  font-size: 13px; font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
.filter-chip:hover { color: var(--text-0); border-color: var(--border-strong); }
.filter-chip.active {
  background: var(--grad-primary);
  color: #04122a;
  border-color: transparent;
}
.search-box {
  margin-left: auto;
  position: relative;
  display: flex; align-items: center;
}
.search-box .input { padding-left: 40px; min-width: 240px; }
.search-box svg { position: absolute; left: 14px; color: var(--text-3); }

/* =====================================================================
   世界详情 / 人物关系图
===================================================================== */
.world-detail { padding-top: 100px; padding-bottom: var(--space-9); min-height: 100vh; }
.detail-head {
  display: flex; align-items: flex-start; gap: var(--space-6);
  margin-bottom: var(--space-7);
  flex-wrap: wrap;
}
.detail-cover {
  width: 200px; height: 260px;
  border-radius: var(--radius-lg);
  background-size: cover; background-position: center;
  border: 1px solid var(--border-strong);
  flex-shrink: 0;
  box-shadow: var(--shadow-pop);
}
.detail-info { flex: 1; min-width: 280px; }
.detail-info .genre { color: var(--c-primary); font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; }
.detail-info h1 { font-size: clamp(28px, 4vw, 42px); color: var(--text-0); font-weight: 800; margin: 8px 0 12px; }
.detail-info .desc { color: var(--text-2); font-size: 15.5px; max-width: 700px; line-height: 1.75; margin-bottom: var(--space-5); }
.detail-stats {
  display: flex; gap: var(--space-6); flex-wrap: wrap;
  padding: var(--space-4) 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--space-5);
}
.detail-stats .ds-item .num { font-family: var(--font-display); font-size: 22px; font-weight: 800; color: var(--c-primary); }
.detail-stats .ds-item .lbl { font-size: 12px; color: var(--text-2); margin-top: 2px; }
.detail-actions { display: flex; gap: var(--space-3); flex-wrap: wrap; }

/* 关系图区 */
.graph-section { margin-top: var(--space-7); }
.graph-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: var(--space-5);
  flex-wrap: wrap; gap: var(--space-3);
}
.graph-header h2 { font-size: 24px; color: var(--text-0); font-weight: 700; }
.graph-header p { color: var(--text-2); font-size: 14px; margin-top: 4px; }

.graph-controls { display: flex; gap: var(--space-2); }
.gc-btn {
  width: 38px; height: 38px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-1);
  display: grid; place-items: center;
  transition: all 0.2s;
}
.gc-btn:hover { border-color: var(--border-strong); color: var(--c-primary); }

.graph-wrap {
  position: relative;
  height: 620px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background:
    radial-gradient(circle at 30% 20%, rgba(56,225,255,0.06), transparent 60%),
    radial-gradient(circle at 70% 80%, rgba(255,93,200,0.06), transparent 60%),
    rgba(5,6,15,0.6);
  overflow: hidden;
}
.graph-wrap::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    radial-gradient(circle, rgba(120,160,255,0.18) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.4;
  pointer-events: none;
}
#relation-network { width: 100%; height: 100%; }
#relation-network canvas { cursor: grab; }
#relation-network canvas:active { cursor: grabbing; }

/* 图例 */
.graph-legend {
  position: absolute;
  bottom: var(--space-5); left: var(--space-5);
  padding: var(--space-4);
  background: rgba(5,6,15,0.7);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(14px);
  z-index: 2;
}
.graph-legend h5 { font-size: 11px; color: var(--text-3); letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: var(--space-3); }
.legend-item { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--text-1); padding: 3px 0; }
.legend-dot { width: 12px; height: 12px; border-radius: 50%; }

/* 节点详情面板 */
.node-panel {
  position: absolute;
  top: var(--space-5); right: var(--space-5);
  width: 280px;
  padding: var(--space-5);
  background: rgba(5,6,15,0.85);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  z-index: 3;
  transform: translateX(calc(100% + 40px));
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.node-panel.show { transform: none; }
.node-panel .np-close {
  position: absolute; top: 12px; right: 12px;
  width: 26px; height: 26px;
  display: grid; place-items: center;
  color: var(--text-3); border-radius: 6px;
}
.node-panel .np-close:hover { color: var(--c-coral); background: rgba(255,126,107,0.1); }
.node-panel .np-avatar {
  width: 56px; height: 56px;
  border-radius: var(--radius);
  display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 800; font-size: 22px;
  color: #fff;
  margin-bottom: var(--space-3);
}
.node-panel h4 { font-size: 18px; color: var(--text-0); }
.node-panel .np-role { font-size: 12px; margin-top: 2px; }
.node-panel .np-desc { font-size: 13px; color: var(--text-2); margin-top: var(--space-3); line-height: 1.6; }
.np-attrs { display: grid; gap: 8px; margin-top: var(--space-4); }
.np-attr { display: flex; justify-content: space-between; font-size: 12.5px; }
.np-attr span:first-child { color: var(--text-2); }
.np-attr span:last-child { color: var(--text-0); font-weight: 600; font-family: var(--font-mono); }
.np-bar { height: 4px; background: rgba(255,255,255,0.08); border-radius: 99px; overflow: hidden; margin-top: 4px; }
.np-bar > i { display: block; height: 100%; background: var(--grad-primary); }

/* 事件时间线 */
.timeline-section { margin-top: var(--space-8); }
.timeline {
  position: relative;
  padding-left: var(--space-6);
}
.timeline::before {
  content: "";
  position: absolute;
  left: 11px; top: 6px; bottom: 6px;
  width: 2px;
  background: linear-gradient(180deg, var(--c-primary), var(--c-accent), transparent);
}
.tl-item {
  position: relative;
  padding: 0 0 var(--space-6) var(--space-5);
}
.tl-item::before {
  content: "";
  position: absolute;
  left: -25px; top: 4px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--bg-0);
  border: 2px solid var(--c-primary);
  box-shadow: 0 0 12px var(--c-primary-glow);
}
.tl-item .tl-time {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-primary);
  letter-spacing: 0.06em;
}
.tl-item h5 { font-size: 16px; color: var(--text-0); margin: 4px 0; }
.tl-item p { font-size: 14px; color: var(--text-2); line-height: 1.65; }
.tl-item .tl-actors { display: flex; gap: 6px; margin-top: 8px; flex-wrap: wrap; }

/* =====================================================================
   会员订阅 + 积分
===================================================================== */
.pricing-page { padding-top: 110px; padding-bottom: var(--space-9); min-height: 100vh; }
.pricing-head { text-align: center; max-width: 700px; margin: 0 auto var(--space-7); }
.pricing-head h1 { font-size: clamp(32px, 4.5vw, 50px); color: var(--text-0); font-weight: 800; margin-top: var(--space-4); }
.pricing-head p { color: var(--text-2); margin-top: var(--space-4); font-size: 16px; }

.billing-toggle {
  display: inline-flex;
  padding: 4px;
  background: rgba(8,12,30,0.6);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  margin: var(--space-5) auto 0;
}
.billing-toggle button {
  padding: 8px 18px;
  font-size: 13px; font-weight: 600;
  color: var(--text-2);
  border-radius: var(--radius-pill);
  transition: all 0.25s;
}
.billing-toggle button.active { background: var(--grad-primary); color: #04122a; }
.billing-toggle .save {
  margin-left: 6px;
  font-size: 10px;
  padding: 2px 6px;
  background: var(--c-mint);
  color: #04241a;
  border-radius: 99px;
  font-weight: 700;
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  align-items: stretch;
}
.plan-card {
  position: relative;
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: var(--surface);
  backdrop-filter: blur(14px);
  display: flex; flex-direction: column;
  transition: all 0.3s;
}
.plan-card:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.plan-card.featured {
  border-color: var(--c-primary);
  background: linear-gradient(165deg, rgba(56,225,255,0.08), var(--surface));
  box-shadow: 0 0 0 1px var(--c-primary), 0 20px 60px -20px var(--c-primary-glow);
}
.plan-badge {
  position: absolute;
  top: -12px; left: 50%;
  transform: translateX(-50%);
  padding: 4px 14px;
  background: var(--grad-accent);
  border-radius: var(--radius-pill);
  font-size: 11px; font-weight: 700;
  color: #fff;
  letter-spacing: 0.08em;
  white-space: nowrap;
}
.plan-name { font-size: 18px; color: var(--text-0); font-weight: 700; }
.plan-tag { font-size: 13px; color: var(--text-2); margin-top: 4px; min-height: 38px; }
.plan-price {
  display: flex; align-items: baseline; gap: 4px;
  margin: var(--space-5) 0;
}
.plan-price .amt {
  font-family: var(--font-display);
  font-size: 44px;
  font-weight: 800;
  color: var(--text-0);
  letter-spacing: -0.02em;
}
.plan-price .cur { font-size: 18px; color: var(--text-1); }
.plan-price .per { font-size: 14px; color: var(--text-3); margin-left: 4px; }
.plan-features { flex: 1; margin-bottom: var(--space-6); }
.plan-features li {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 8px 0;
  font-size: 14px;
  color: var(--text-1);
  border-bottom: 1px dashed var(--border);
}
.plan-features li:last-child { border-bottom: none; }
.plan-features .check {
  flex-shrink: 0;
  width: 18px; height: 18px;
  color: var(--c-mint);
  margin-top: 2px;
}
.plan-features .x { color: var(--text-3); }

@media (max-width: 920px) { .plan-grid { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; } }

/* 积分充值 */
.credits-section { margin-top: var(--space-9); }
.credits-balance {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 80% 20%, rgba(255,206,93,0.18), transparent 50%),
    linear-gradient(135deg, rgba(26,33,74,0.9), rgba(10,14,40,0.9));
  border: 1px solid var(--border-strong);
  margin-bottom: var(--space-6);
  flex-wrap: wrap; gap: var(--space-4);
}
.credits-balance .lbl { font-size: 13px; color: var(--text-2); letter-spacing: 0.06em; text-transform: uppercase; }
.credits-balance .val {
  font-family: var(--font-display);
  font-size: 44px; font-weight: 800;
  background: linear-gradient(120deg, var(--c-gold), var(--c-coral));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  line-height: 1.1;
}
.credits-balance .unit { font-size: 16px; color: var(--text-2); margin-left: 6px; }

.credit-packages {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}
.pkg {
  position: relative;
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface);
  cursor: pointer;
  transition: all 0.25s;
  text-align: center;
}
.pkg:hover { border-color: var(--border-strong); transform: translateY(-4px); }
.pkg.selected {
  border-color: var(--c-gold);
  background: linear-gradient(165deg, rgba(255,206,93,0.08), var(--surface));
  box-shadow: 0 0 0 1px var(--c-gold), 0 12px 40px -16px rgba(255,206,93,0.5);
}
.pkg .coin {
  width: 48px; height: 48px;
  margin: 0 auto var(--space-3);
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #fff, var(--c-gold) 35%, #c89224);
  display: grid; place-items: center;
  color: #5a3d00; font-weight: 800;
  box-shadow: 0 6px 18px -6px rgba(255,206,93,0.6);
}
.pkg .amt { font-family: var(--font-display); font-size: 24px; font-weight: 800; color: var(--text-0); }
.pkg .price { font-size: 15px; color: var(--c-primary); font-weight: 700; margin-top: 4px; }
.pkg .bonus {
  position: absolute; top: -10px; right: 12px;
  padding: 2px 8px;
  background: var(--c-coral);
  color: #fff;
  border-radius: 99px;
  font-size: 10px; font-weight: 700;
}
.pkg .orig { font-size: 12px; color: var(--text-3); text-decoration: line-through; margin-top: 2px; }

@media (max-width: 820px) { .credit-packages { grid-template-columns: 1fr 1fr; } }

/* 支付方式 */
.pay-methods { display: flex; gap: var(--space-3); margin-top: var(--space-5); flex-wrap: wrap; }
.pay-method {
  flex: 1; min-width: 130px;
  padding: var(--space-4);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(8,12,30,0.4);
  cursor: pointer;
  display: flex; align-items: center; gap: 10px;
  transition: all 0.2s;
}
.pay-method:hover { border-color: var(--border-strong); }
.pay-method.selected { border-color: var(--c-primary); background: rgba(56,225,255,0.08); }
.pay-method .pm-ic {
  width: 32px; height: 32px;
  border-radius: 8px;
  display: grid; place-items: center;
  font-weight: 700; color: #fff;
}
.pay-method .pm-name { font-size: 14px; color: var(--text-0); font-weight: 600; }

/* =====================================================================
   通用页面切换
===================================================================== */
.page { display: none; animation: fadeInUp 0.5s; }
.page.active { display: block; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}