/* ============================================
   JoJo AI Toolbox - 静态版本样式
   极客风深色主题，黑底 + 霓虹点缀
   ============================================ */

/* CSS 变量定义 */
:root {
  --bg-primary: #0a0a0f;
  --bg-card: #12121a;
  --bg-hover: #1a1a25;
  --text-primary: #ffffff;
  --text-secondary: #a0a0b0;
  --accent-purple: #b347d9;
  --accent-cyan: #00d4ff;
  --accent-gold: #ffd700;
  --accent-pink: #ff6b9d;
  --border-color: rgba(180, 71, 217, 0.3);
}

/* 基础重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  width: 100%;
  min-height: 100vh;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
  overflow-x: hidden;
}

/* ============================================
   星空背景
   ============================================ */
#starry-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.star {
  position: absolute;
  width: 2px;
  height: 2px;
  background: white;
  border-radius: 50%;
  animation: twinkle 3s infinite;
}

@keyframes twinkle {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* ============================================
   主内容区域
   ============================================ */
.main-container {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ============================================
   漂浮头像区域
   ============================================ */
.hero-section {
  position: relative;
  height: 35vh;
  min-height: 260px;
}

.floating-avatar {
  position: absolute;
  left: 8%;
  top: 12%;
  cursor: pointer;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

.avatar-wrapper {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--accent-purple);
  box-shadow: 0 0 20px rgba(180, 71, 217, 0.4);
  transition: all 0.3s ease;
}

.avatar-wrapper:hover {
  box-shadow: 0 0 30px rgba(180, 71, 217, 0.6), 0 0 60px rgba(0, 212, 255, 0.4);
  transform: scale(1.05);
}

.avatar-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.avatar-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #2a2a3a, #1a1a25);
  color: var(--accent-purple);
  font-size: 48px;
  font-weight: bold;
}

.avatar-wrapper img[src=""] + .avatar-placeholder,
.avatar-wrapper img:not([src]) + .avatar-placeholder {
  display: flex;
}

.avatar-wrapper img[src]:not([src=""]) ~ .avatar-placeholder {
  display: none;
}

/* 漂浮文字和角标 */
.floating-text-wrapper {
  position: relative;
  margin-top: 12px;
  text-align: center;
}

.follow-badge {
  position: absolute;
  top: -8px;
  right: -20px;
  padding: 2px 8px;
  background: linear-gradient(135deg, var(--accent-pink), var(--accent-purple));
  color: white;
  font-size: 11px;
  font-weight: bold;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(180, 71, 217, 0.5);
  z-index: 10;
}

.handwritten-title {
  font-family: Georgia, "Times New Roman", serif;
  font-style: italic;
  font-weight: 600;
  font-size: 2.5rem;
  letter-spacing: 0.05em;
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-cyan), var(--accent-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 30px rgba(180, 71, 217, 0.5);
}

/* ============================================
   正文内容 - 无缩进版本
   ============================================ */
.content-section {
  max-width: 800px;
  margin: -20px auto 0;
  padding: 0 20px 40px;
  line-height: 1.8;
  color: var(--text-secondary);
  font-size: 16px;
  text-align: left;
}

.content-section p {
  margin-bottom: 16px;
  text-indent: 0 !important;
}

/* ============================================
   筛选按钮
   ============================================ */
.filter-section {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  padding: 20px 0;
}

.filter-btn {
  padding: 8px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  color: var(--text-secondary);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
}

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

.filter-btn.active {
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
  border-color: transparent;
  color: white;
}

/* ============================================
   工具网格
   ============================================ */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 16px;
  padding: 20px 0;
}

@media (min-width: 768px) {
  .tools-grid {
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  }
}

.tool-card {
  aspect-ratio: 1;
  background: linear-gradient(145deg, var(--bg-card), var(--bg-primary));
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 16px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

.tool-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(180, 71, 217, 0.1), transparent);
  transition: left 0.5s ease;
}

.tool-card:hover::before {
  left: 100%;
}

.tool-card:hover {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(180, 71, 217, 0.3), inset 0 0 20px rgba(180, 71, 217, 0.1);
  transform: translateY(-4px);
}

.tool-image {
  flex: 1;
  min-height: 0;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 12px;
  background: linear-gradient(135deg, #2a2a3a, #1a1a25);
  display: flex;
  align-items: center;
  justify-content: center;
}

.tool-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tool-placeholder {
  color: var(--text-secondary);
  font-size: 12px;
}

.tool-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tool-desc {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.4;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

/* ============================================
   弹窗
   ============================================ */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background: rgba(18, 18, 26, 0.95);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 24px;
  max-width: 320px;
  width: 90%;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 28px;
  height: 28px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.2s ease;
}

.modal-close:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.modal-title {
  text-align: center;
  font-size: 18px;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.qr-container {
  width: 180px;
  height: 180px;
  margin: 0 auto 20px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
}

.qr-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.qr-placeholder {
  color: var(--text-secondary);
  font-size: 14px;
}

.qr-container img[src=""] + .qr-placeholder,
.qr-container img:not([src]) + .qr-placeholder {
  display: block;
}

.qr-container img[src]:not([src=""]) ~ .qr-placeholder {
  display: none;
}

.copy-section {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

#account-input {
  flex: 1;
  padding: 10px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 14px;
  text-align: center;
}

.copy-btn {
  padding: 10px 16px;
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
  border: none;
  border-radius: 8px;
  color: white;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.copy-btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.copy-btn.copied {
  background: linear-gradient(135deg, #22c55e, #16a34a);
}

.copy-tip {
  text-align: center;
  font-size: 13px;
  color: var(--accent-cyan);
  margin: 0;
}

/* ============================================
   底部留白
   ============================================ */
.footer-spacer {
  height: 80px;
}

/* ============================================
   滚动条
   ============================================ */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-card);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-purple);
}