/* ============================================
   Draw Things 参数分享站 — 样式表
   风格：深色科技感 / Cyberpunk 简洁
   ============================================ */

/* --- CSS Variables --- */
:root {
  /* 色彩体系 */
  --bg-deepest: #0a0e17;
  --bg-deep: #0f1420;
  --bg-card: #151b2b;
  --bg-card-hover: #1a2237;
  --border-subtle: rgba(94, 234, 212, 0.08);
  --border-active: rgba(94, 234, 212, 0.25);
  --text-primary: #e8ecf4;
  --text-secondary: #8892a8;
  --text-muted: #5a6478;
  --accent-teal: #5eead4;
  --accent-teal-dim: rgba(94, 234, 212, 0.15);
  --accent-indigo: #818cf8;
  --accent-indigo-dim: rgba(129, 140, 248, 0.15);
  --accent-discord: #5865F2;
  --accent-cloud: #5eead4;
  --glow-teal: 0 0 40px rgba(94, 234, 212, 0.08);
  --glow-indigo: 0 0 40px rgba(129, 140, 248, 0.06);

  /* 字体 */
  --font-display: 'DM Sans', 'Noto Sans SC', sans-serif;
  --font-body: 'Noto Sans SC', 'DM Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* 尺寸 */
  --content-max: 780px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;

  /* 过渡 */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-base: 0.3s var(--ease-out-expo);
}

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg-deepest);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* --- Background Canvas --- */
#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.5;
}

/* --- Page Wrapper --- */
.page-wrapper {
  position: relative;
  z-index: 1;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 24px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* --- Header --- */
.site-header {
  position: relative;
  padding: 56px 0 40px;
}

.header-glow {
  position: absolute;
  top: -60px;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 200px;
  background: radial-gradient(
    ellipse at center,
    rgba(94, 234, 212, 0.06) 0%,
    rgba(129, 140, 248, 0.03) 40%,
    transparent 70%
  );
  pointer-events: none;
}

/* 返回主页按钮 */
.back-home-btn {
  position: fixed;
  top: 24px;
  left: 24px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  background: rgba(20, 26, 40, 0.6);
  border: 1px solid var(--border-subtle);
  padding: 8px 16px 8px 12px;
  border-radius: 100px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  text-decoration: none;
  font-size: 0.82rem;
  font-family: var(--font-body);
  font-weight: 500;
  transition: all var(--transition-base);
  z-index: 100;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.back-home-btn:hover {
  color: var(--text-primary);
  background: rgba(30, 38, 56, 0.8);
  border-color: var(--border-active);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2), 0 0 12px var(--accent-teal-dim);
}

.back-home-btn svg {
  transition: transform var(--transition-base);
}

.back-home-btn:hover svg {
  transform: translateX(-3px);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.logo-cluster {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  flex-shrink: 0;
  transition: border-color var(--transition-base);
}

.logo-icon:hover {
  border-color: var(--border-active);
}

.logo-text h1 {
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--text-primary);
}

.accent-text {
  background: linear-gradient(135deg, var(--accent-teal), var(--accent-indigo));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tagline {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 4px;
  font-weight: 400;
  letter-spacing: 0.08em;
}

.header-meta {
  display: flex;
  align-items: center;
}

.item-count {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  padding: 6px 14px;
  border-radius: 20px;
  white-space: nowrap;
}

/* 语言切换按钮 */
.lang-switch-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 20px;
  cursor: pointer;
  margin-right: 12px;
  transition: all var(--transition-base);
}

.lang-switch-btn:hover {
  border-color: var(--accent-teal);
  color: var(--accent-teal);
  background: var(--accent-teal-dim);
}

/* --- Search Bar --- */
.search-container {
  margin: 0 0 24px 0;
  display: flex;
  justify-content: center;
  position: relative;
  z-index: 5;
}

.search-box {
  width: 100%;
  max-width: 520px;
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 20px;
  color: var(--text-muted);
  pointer-events: none;
  transition: color var(--transition-base);
}

.search-box input {
  width: 100%;
  padding: 14px 24px 14px 48px;
  background: var(--bg-deep);
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all var(--transition-base);
  outline: none;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

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

.search-box input:focus {
  background: var(--bg-card);
  border-color: var(--accent-teal);
  box-shadow: 0 0 0 3px var(--accent-teal-dim);
}

.search-box input:focus ~ .search-icon,
.search-box input:not(:placeholder-shown) ~ .search-icon {
  color: var(--accent-teal);
}

/* --- List Container --- */
.list-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

/* --- List Item --- */
.list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  transition: 
    background var(--transition-base),
    border-color var(--transition-base),
    transform var(--transition-base),
    box-shadow var(--transition-base);
  cursor: default;

  /* 入场动画 */
  opacity: 0;
  transform: translateY(12px);
  animation: fadeSlideIn 0.5s var(--ease-out-expo) forwards;
}

.list-item:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-active);
  box-shadow: var(--glow-teal);
  transform: translateY(-1px);
}

/* 渐入动画 */
@keyframes fadeSlideIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 精选置顶高亮样式 */
.list-item--pinned {
  border-color: rgba(234, 179, 8, 0.3);
  background: linear-gradient(90deg, rgba(234, 179, 8, 0.06) 0%, var(--bg-card) 60%);
}

.list-item--pinned:hover {
  border-color: #eab308;
  box-shadow: 0 4px 16px rgba(234, 179, 8, 0.15);
}

.badge-featured {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-body);
  font-size: 0.68rem;
  color: #fbbf24;
  background: rgba(234, 179, 8, 0.15);
  border: 1px solid rgba(234, 179, 8, 0.3);
  padding: 2px 6px;
  border-radius: 4px;
  margin-right: 10px;
  font-weight: 600;
  vertical-align: middle;
}

/* 编号 */
.item-index {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-secondary);
  min-width: 32px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: rgba(94, 234, 212, 0.06);
  border: 1px solid rgba(94, 234, 212, 0.12);
  border-radius: 6px;
  opacity: 0.85;
  transition: 
    opacity var(--transition-base),
    color var(--transition-base),
    background var(--transition-base),
    border-color var(--transition-base);
}

.list-item:hover .item-index {
  opacity: 1;
  color: var(--accent-teal);
  background: var(--accent-teal-dim);
  border-color: rgba(94, 234, 212, 0.3);
}

/* 标题 */
.item-title {
  flex: 1;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-primary);
  padding: 0 16px;
  line-height: 1.5;
  transition: color var(--transition-base);
}

.title-link {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-base), text-decoration var(--transition-base);
}

.title-link:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.list-item:hover .item-title,
.list-item:hover .title-link {
  color: #fff;
}

/* 链接图标组 */
.item-links {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.link-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  text-decoration: none;
  transition: 
    background var(--transition-base),
    border-color var(--transition-base),
    transform var(--transition-base),
    box-shadow var(--transition-base);
  position: relative;
}

.link-btn svg {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-base);
}

/* 网盘按钮 */
.link-btn--cloud {
  background: var(--accent-teal-dim);
  color: var(--accent-teal);
}

.link-btn--cloud:hover {
  background: rgba(94, 234, 212, 0.25);
  border-color: var(--accent-teal);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(94, 234, 212, 0.2);
}

.link-btn--cloud:hover svg {
  transform: scale(1.1);
}

/* 提取码按钮 */
.link-btn--eye {
  background: rgba(234, 179, 8, 0.15); /* amber系色调 */
  color: #eab308;
  cursor: pointer;
}

.link-btn--eye:hover {
  background: rgba(234, 179, 8, 0.25);
  border-color: #eab308;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(234, 179, 8, 0.2);
}

.link-btn--eye:hover svg {
  transform: scale(1.1);
}

/* Google Drive 按钮 */
.link-btn--gdrive {
  background: rgba(255, 255, 255, 0.04);
}

.link-btn--gdrive:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.link-btn--gdrive:hover svg {
  transform: scale(1.1);
}

/* Discord 按钮 */
.link-btn--discord {
  background: var(--accent-indigo-dim);
  color: var(--accent-indigo);
}

.link-btn--discord:hover {
  background: rgba(129, 140, 248, 0.25);
  border-color: var(--accent-indigo);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(129, 140, 248, 0.2);
}

.link-btn--discord:hover svg {
  transform: scale(1.1);
}

/* Tooltip */
.link-btn::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--bg-deepest);
  color: var(--text-secondary);
  font-size: 0.7rem;
  font-family: var(--font-body);
  padding: 4px 10px;
  border-radius: 6px;
  white-space: nowrap;
  border: 1px solid var(--border-subtle);
  opacity: 0;
  pointer-events: none;
  transition: 
    opacity 0.2s ease,
    transform 0.2s ease;
}

.link-btn:hover::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* --- Pagination --- */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  padding: 40px 0 24px;
  flex-wrap: wrap;
}

.page-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: 
    background var(--transition-base),
    border-color var(--transition-base),
    color var(--transition-base),
    transform var(--transition-base);
  user-select: none;
}

.page-btn:hover:not(.page-btn--active):not(.page-btn--disabled) {
  background: var(--bg-card-hover);
  border-color: var(--border-active);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.page-btn--active {
  background: linear-gradient(135deg, rgba(94, 234, 212, 0.15), rgba(129, 140, 248, 0.12));
  border-color: var(--accent-teal);
  color: var(--accent-teal);
  cursor: default;
}

.page-btn--disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.page-btn--arrow {
  font-size: 1rem;
}

/* --- Footer --- */
.site-footer {
  padding: 32px 0 48px;
  text-align: center;
}

.footer-line {
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-active), transparent);
  margin: 0 auto 20px;
}

.site-footer p {
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.heart {
  color: #f87171;
  display: inline-block;
  animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.15); }
}

.copyright {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 8px;
  letter-spacing: 0.03em;
}

.stealth-link {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-base);
}

.stealth-link:hover {
  color: var(--text-secondary);
}

/* --- Empty State --- */
.empty-state {
  text-align: center;
  padding: 80px 20px;
  color: var(--text-muted);
}

.empty-state svg {
  opacity: 0.3;
  margin-bottom: 16px;
}

.empty-state p {
  font-size: 0.9rem;
}

/* --- Responsive --- */
@media (max-width: 640px) {
  .page-wrapper {
    padding: 0 16px;
  }

  .site-header {
    padding: 80px 0 28px;
  }

  .back-home-btn {
    top: 16px;
    left: 16px;
    padding: 6px 14px 6px 10px;
    font-size: 0.75rem;
  }

  .header-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .logo-text h1 {
    font-size: 1.35rem;
  }

  .list-item {
    padding: 14px 14px;
    gap: 4px;
  }

  .item-index {
    min-width: 24px;
    font-size: 0.65rem;
  }

  .item-title {
    font-size: 0.84rem;
    padding: 0 10px;
  }

  .link-btn {
    width: 32px;
    height: 32px;
  }

  .link-btn svg {
    width: 15px;
    height: 15px;
  }

  .link-btn::after {
    display: none;
  }
}

@media (max-width: 400px) {
  .item-links {
    gap: 4px;
  }

  .item-title {
    font-size: 0.78rem;
    padding: 0 6px;
  }
}