/* =============================================================
 * Lottery 工具共享样式 - lottery.css
 * 基于 Remotion 设计令牌,适配彩票选号工具特性
 * 设计令牌 + 响应式 + 暗色主题 + 多彩主题
 * ============================================================= */

/* ---------- 设计令牌 ---------- */
:root {
  --primary: #2496ED;
  --primary-dark: #0DB7ED;
  --primary-darker: #1576b8;
  --ink: #1a2530;
  --ink-2: #2c3e50;
  --ink-3: #5a6b7a;
  --paper: #f7f9fc;
  --paper-card: #ffffff;
  --paper-2: #eef3f9;
  --border: #d8e2ec;
  --ok: #00b894;
  --warn: #d63031;
  --tip: #f0a020;
  --shadow-sm: 0 1px 2px rgba(10, 26, 42, .06), 0 1px 3px rgba(10, 26, 42, .05);
  --shadow-md: 0 4px 6px rgba(10, 26, 42, .07), 0 2px 4px rgba(10, 26, 42, .05);
  --shadow-lg: 0 10px 15px rgba(10, 26, 42, .08), 0 4px 6px rgba(10, 26, 42, .05);
  --radius: 12px;
  --radius-sm: 8px;
  --max-w: 1100px;
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-mono: "SF Mono", Consolas, "Liberation Mono", monospace;
  /* 彩票主题色变量,默认蓝色 */
  --primary-color: #3498db;
  --primary-hover: #2980b9;
  --primary-light: #e8f4fc;
  --primary-text: #ffffff;
}

/* 暗色主题 */
[data-theme="dark"] {
  --ink: #e6edf3;
  --ink-2: #c4d1de;
  --ink-3: #8898a8;
  --paper: #0a1a2a;
  --paper-card: #11212f;
  --paper-2: #1a2a3a;
  --border: #1f3346;
  --primary-color: #2496ED;
  --primary-hover: #0DB7ED;
  --primary-light: #1a2a3a;
}

/* 多彩主题覆盖 */
[data-lottery-theme="orange"] {
  --primary-color: #e67e22;
  --primary-hover: #d35400;
  --primary-light: #fdf2e9;
}
[data-lottery-theme="blue"] {
  --primary-color: #3498db;
  --primary-hover: #2980b9;
  --primary-light: #e8f4fc;
}
[data-lottery-theme="green"] {
  --primary-color: #27ae60;
  --primary-hover: #229954;
  --primary-light: #e9f7ef;
}
[data-lottery-theme="purple"] {
  --primary-color: #9b59b6;
  --primary-hover: #8e44ad;
  --primary-light: #f4ecf7;
}
[data-lottery-theme="red"] {
  --primary-color: #e74c3c;
  --primary-hover: #c0392b;
  --primary-light: #fdedec;
}
[data-lottery-theme="yellow"] {
  --primary-color: #f1c40f;
  --primary-hover: #f39c12;
  --primary-light: #fef9e7;
}
[data-lottery-theme="contrast-dark"] {
  --primary-color: #2c3e50;
  --primary-hover: #1a252f;
  --primary-light: #eaedf0;
}
[data-lottery-theme="contrast-light"] {
  --primary-color: #ecf0f1;
  --primary-hover: #bdc3c7;
  --primary-light: #f8f9fa;
}
[data-lottery-theme="contrast-light"] {
  --primary-text: #2c3e50;
}

/* ---------- 基础重置 ---------- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 80px;
}
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink-2);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  transition: background .3s, color .3s;
}
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink);
  margin: 0 0 .6em;
  letter-spacing: -.01em;
}
h1 { font-size: clamp(1.6rem, 4vw, 2rem); }
h2 { font-size: clamp(1.3rem, 2.5vw, 1.6rem); padding-bottom: .3em; }
h3 { font-size: clamp(1.05rem, 1.8vw, 1.2rem); }
p { margin: 0 0 1em; }
a {
  color: var(--primary);
  text-decoration: none;
  transition: color .15s;
}
a:hover, a:focus {
  color: var(--primary-dark);
  text-decoration: underline;
}
strong { color: var(--ink); font-weight: 700; }
ul, ol { padding-left: 1.5em; margin: 0 0 1em; }
li { margin: .3em 0; }
img, svg { max-width: 100%; height: auto; display: block; }
hr { border: 0; border-top: 1px solid var(--border); margin: 2em 0; }

/* ---------- 顶部导航 ---------- */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary);
  color: #fff;
  padding: 8px 16px;
  z-index: 1000;
  text-decoration: none;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { top: 0; }
.progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0;
  z-index: 100;
  background: linear-gradient(90deg, var(--primary-color), var(--primary-hover));
  transition: width .1s linear;
  box-shadow: 0 0 8px rgba(36, 150, 237, .4);
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 249, 252, .92);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--border);
  transition: background .3s;
}
[data-theme="dark"] .site-header {
  background: rgba(10, 26, 42, .92);
}
.nav-wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
}
.brand-mark {
  width: 34px;
  height: 34px;
  background: var(--primary-color);
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: var(--primary-text);
  font-weight: 800;
  font-size: 16px;
  box-shadow: 0 2px 8px rgba(36, 150, 237, .25);
}
.brand-text strong {
  display: block;
  font-size: 15px;
  color: var(--ink);
  font-weight: 700;
}
.brand-text small {
  display: block;
  font-size: 11px;
  color: var(--ink-3);
  font-weight: 400;
}
.nav-links {
  display: flex;
  gap: 8px;
  margin-left: auto;
  flex-wrap: wrap;
  font-size: 13.5px;
}
.nav-links a {
  color: var(--ink-2);
  padding: 6px 12px;
  border-radius: 6px;
  text-decoration: none;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--primary-color);
  background: var(--paper-2);
  text-decoration: none;
}
.theme-toggle {
  background: var(--paper-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 12px;
  cursor: pointer;
  color: var(--ink-2);
  font-size: 14px;
  transition: all .15s;
}
.theme-toggle:hover {
  background: var(--primary-light);
  color: var(--ink);
}

/* ---------- 面包屑 ---------- */
.breadcrumb {
  font-size: 13px;
  color: var(--ink-3);
  margin-bottom: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}
.breadcrumb a {
  color: var(--ink-3);
  text-decoration: none;
}
.breadcrumb a:hover { color: var(--primary-color); }
.breadcrumb-sep { margin: 0 4px; opacity: .5; }
.breadcrumb-current { color: var(--ink); font-weight: 500; }

/* ---------- Hero 区域 ---------- */
.hero {
  background: linear-gradient(135deg, var(--paper-2) 0%, var(--paper) 100%);
  border-bottom: 1px solid var(--border);
  padding: 36px 20px 32px;
}
.hero-inner { max-width: var(--max-w); margin: 0 auto; }
.hero h1 { font-size: clamp(1.6rem, 4vw, 2rem); margin: 0 0 10px; font-weight: 800; }
.hero h1 .accent { color: var(--primary-color); }
.hero-sub {
  font-size: 1rem;
  color: var(--ink-2);
  max-width: 720px;
  line-height: 1.6;
  margin: 0;
}

/* ---------- 主体容器 ---------- */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 28px 20px 80px;
}

/* ---------- 主题选择器 ---------- */
.theme-selector {
  background: var(--paper-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  margin-bottom: 18px;
  box-shadow: var(--shadow-sm);
}
.theme-selector-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-2);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.theme-selector-title i { color: var(--primary-color); }
.color-options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.color-option {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--border);
  cursor: pointer;
  transition: transform .15s, box-shadow .15s;
  padding: 0;
}
.color-option:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-md);
}
.color-option.active {
  outline: 3px solid var(--ink);
  outline-offset: 2px;
  transform: scale(1.1);
}

/* ---------- 工具卡片(总目录页) ---------- */
.tool-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  margin-top: 18px;
}
.tool-card {
  background: var(--paper-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  transition: all .25s;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: var(--ink);
  border-left: 3px solid var(--primary-color);
}
.tool-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-left-width: 6px;
  text-decoration: none;
}
.tool-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  background: var(--primary-light);
  color: var(--primary-color);
  border-radius: 10px;
  font-size: 20px;
}
.tool-content { flex: 1; min-width: 0; }
.tool-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 4px;
}
.tool-desc {
  font-size: 13px;
  color: var(--ink-3);
  margin: 0;
}
.tool-arrow {
  color: var(--ink-3);
  font-size: 14px;
  flex-shrink: 0;
  transition: transform .15s, color .15s;
}
.tool-card:hover .tool-arrow {
  color: var(--primary-color);
  transform: translateX(3px);
}

/* ---------- 工具页主结构 ---------- */
.tool-page {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px 80px;
}

/* ---------- 主题色 Header ---------- */
.tool-header {
  background: var(--primary-color);
  color: var(--primary-text);
  padding: 32px 20px;
  text-align: center;
  border-radius: 0 0 var(--radius) var(--radius);
  box-shadow: var(--shadow-md);
  margin-bottom: 24px;
}
.tool-header h1 {
  color: var(--primary-text);
  font-size: clamp(1.5rem, 4vw, 1.9rem);
  margin: 0 0 6px;
  font-weight: 800;
}
.tool-header p {
  margin: 0;
  font-size: 0.95rem;
  opacity: 0.92;
}

/* ---------- 操作按钮区 ---------- */
.action-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin: 20px 0 24px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .2s;
  min-width: 90px;
  min-height: 44px;
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary-color);
  color: var(--primary-text);
  border-color: var(--primary-color);
}
.btn-primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-secondary {
  background: var(--paper-card);
  color: var(--ink);
  border-color: var(--border);
}
.btn-secondary:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}
.btn-warning {
  background: #f39c12;
  color: #fff;
  border-color: #f39c12;
}
.btn-warning:hover {
  background: #e67e22;
  border-color: #e67e22;
  transform: translateY(-1px);
}
.btn-success {
  background: var(--ok);
  color: #fff;
  border-color: var(--ok);
}
.btn-success:hover {
  background: #00a884;
  border-color: #00a884;
  transform: translateY(-1px);
}
.btn-collect {
  background: var(--primary-color);
  color: #fff;
  border-color: var(--primary-color);
}
.btn-collected {
  background: var(--ink-3);
  color: #fff;
  border-color: var(--ink-3);
  cursor: not-allowed;
  opacity: 0.7;
}

/* 小按钮(卡片内) */
.btn-sm {
  padding: 6px 12px;
  font-size: 12.5px;
  min-width: auto;
  min-height: 32px;
}

/* ---------- 结果区(球号展示) ---------- */
.result-section {
  margin-top: 24px;
}
.result-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.result-title i { color: var(--primary-color); }

.result-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.result-card {
  background: var(--paper-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow-sm);
  transition: all .2s;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.result-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

/* 号码球 */
.balls {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
}
.ball {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--primary-color);
  color: var(--primary-text);
  font-weight: 700;
  font-size: 1.05rem;
  font-family: var(--font-mono);
  box-shadow: 0 2px 6px rgba(0, 0, 0, .08);
}
.ball-large {
  width: 52px;
  height: 52px;
  font-size: 1.4rem;
}
.ball-red { background: #e74c3c; }
.ball-blue { background: #3498db; }
.ball-sep {
  margin: 0 6px;
  font-size: 1.4rem;
  color: var(--ink-3);
  font-weight: 600;
}

/* 卡片操作按钮区 */
.card-actions {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

/* ---------- 历史记录 ---------- */
.history-section {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 2px solid var(--border);
}
.history-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.history-item {
  background: var(--paper-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: all .2s;
}
.history-item:hover {
  box-shadow: var(--shadow-md);
}
.history-time {
  color: var(--ink-3);
  font-size: 12.5px;
  text-align: center;
  font-family: var(--font-mono);
}
.history-empty {
  text-align: center;
  color: var(--ink-3);
  padding: 30px 20px;
  font-size: 14px;
}

/* ---------- 提示信息 ---------- */
.tip-box {
  background: var(--paper-2);
  border-left: 4px solid var(--primary-color);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin: 16px 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-2);
}
.tip-box strong { color: var(--ink); }
.tip-box i { color: var(--primary-color); margin-right: 6px; }
.tip-warn {
  background: #fff8e1;
  border-color: #f0a020;
  color: #6a4a00;
}
[data-theme="dark"] .tip-warn {
  background: #2a2410;
  color: #f0d080;
  border-color: #6a4a00;
}
.tip-info {
  background: var(--primary-light);
  border-color: var(--primary-color);
}

/* ---------- 回到顶部 ---------- */
.back-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary-color);
  color: var(--primary-text);
  border: 0;
  display: grid;
  place-items: center;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: all .25s;
  z-index: 40;
  font-size: 18px;
  font-weight: 700;
}
.back-top.visible { opacity: 1; visibility: visible; }
.back-top:hover {
  background: var(--primary-hover);
  transform: translateY(-3px);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--paper-2);
  color: var(--ink-3);
  padding: 30px 20px;
  font-size: 13px;
  line-height: 1.6;
  border-top: 1px solid var(--border);
  margin-top: 40px;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  text-align: center;
}
.footer-inner a { color: var(--primary-color); }

/* ---------- 路径测试页 ---------- */
.path-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.path-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  background: var(--paper-2);
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  font-size: 14px;
}
.path-item code {
  font-family: var(--font-mono);
  background: var(--paper-card);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid var(--border);
  word-break: break-all;
  font-size: 13px;
  color: var(--primary-color);
}
.path-status {
  font-size: 12px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
  margin-left: auto;
}
.path-status.ok { background: #d4edda; color: #155724; }
.path-status.warn { background: #fff3cd; color: #856404; }

/* ---------- 统计卡片 ---------- */
.stats-grid {
  display: grid;
  gap: 14px;
  margin: 24px 0;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
}
.stat-card {
  background: var(--paper-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 12px;
  text-align: center;
  transition: all .2s;
  box-shadow: var(--shadow-sm);
}
.stat-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-2px);
}
.stat-num {
  font-size: 32px;
  font-weight: 800;
  color: var(--primary-color);
  font-family: var(--font-mono);
  line-height: 1;
}
.stat-label {
  font-size: 12px;
  color: var(--ink-3);
  margin-top: 6px;
  text-transform: uppercase;
  letter-spacing: .5px;
}

/* ---------- 移动端适配 ---------- */
@media (max-width: 768px) {
  .nav-wrap { padding: 10px 14px; gap: 10px; }
  .nav-links { display: none; }
  .hero { padding: 24px 14px 20px; }
  .container { padding: 18px 14px 60px; }
  .tool-header { padding: 22px 14px; }
  .tool-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .ball { width: 38px; height: 38px; font-size: 1rem; }
  .ball-large { width: 44px; height: 44px; font-size: 1.2rem; }
  .action-bar { gap: 8px; }
  .btn { padding: 8px 14px; font-size: 13px; min-height: 40px; }
  .back-top { bottom: 16px; right: 16px; width: 40px; height: 40px; }
}
@media (max-width: 480px) {
  h1 { font-size: 1.4rem !important; }
  h2 { font-size: 1.2rem !important; }
  .ball { width: 34px; height: 34px; font-size: 0.9rem; }
  .ball-large { width: 38px; height: 38px; font-size: 1.05rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .btn { padding: 8px 12px; font-size: 12.5px; min-height: 38px; }
  .brand-text strong { font-size: 14px; }
  .brand-text small { font-size: 10px; }
  .result-card { padding: 12px 14px; }
}

/* ---------- 减弱动画偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* ---------- 打印样式 ---------- */
@media print {
  .site-header, .back-top, .progress, .theme-toggle, .action-bar, .history-section {
    display: none !important;
  }
  body { background: #fff; color: #000; }
  .result-card, .history-item { break-inside: avoid; }
}