/* ========================================
   黑料社区暗网风匿名爆料与加密通信中心 - 主样式表
   ======================================== */

/* CSS变量定义 */
:root {
  --color-bg: #000000;
  --color-card-bg: #0A0A0A;
  --color-primary: #00FF41;
  --color-primary-hover: #00CC33;
  --color-secondary: #FF0000;
  --color-secondary-hover: #CC0000;
  --color-text-primary: #00FF41;
  --color-text-secondary: #FF0000;
  --color-scanline: rgba(0, 255, 65, 0.07);
  --color-caret: #00FF41;
  --color-border: #1a1a1a;
}

/* 全局重置 */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* 基础样式 */
html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  font-family: 'Source Code Pro', Consolas, 'Courier New', monospace;
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0.05em;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  animation: crt-flicker 3s infinite alternate;
}

/* CRT闪烁动画 */
@keyframes crt-flicker {
  0%, 100% {
    filter: brightness(1) contrast(1);
  }
  50% {
    filter: brightness(0.95) contrast(1.05);
  }
}

/* 扫描线覆盖层 */
body::after {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 255, 65, 0.03) 2px,
    rgba(0, 255, 65, 0.03) 4px
  );
  pointer-events: none;
  z-index: 9999;
}

/* 容器 */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* 导航栏 */
.nav-bar {
  background-color: var(--color-card-bg);
  border-bottom: 1px solid var(--color-primary);
  padding: 10px 20px;
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.nav-bar .nav-prompt {
  color: var(--color-primary);
  font-size: 0.9rem;
}

.nav-bar .nav-prompt::before {
  content: "root@heiliao:~$ ";
  color: var(--color-secondary);
}

.nav-links {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--color-primary);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.3s ease;
  padding: 5px 8px;
}

.nav-links a:hover {
  color: var(--color-secondary);
  text-shadow: 0 0 10px var(--color-secondary);
}

.nav-links a::before {
  content: "./";
  color: var(--color-text-secondary);
}

/* 卡片样式 */
.card {
  background-color: var(--color-card-bg);
  padding: 20px;
  margin-bottom: 20px;
  border-radius: 4px;
  box-shadow: 0 0 10px rgba(0, 255, 65, 0.2);
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
  font-size: 1rem;
  line-height: 1.5;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 200%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--color-scanline) 50%,
    transparent 100%
  );
  animation: scanline 6s linear infinite;
  pointer-events: none;
}

@keyframes scanline {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* 卡片标题 */
.card h2, .card h3 {
  color: var(--color-primary);
  margin-bottom: 15px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 10px;
}

.card h2::before {
  content: ">> ";
  color: var(--color-secondary);
}

/* ASCII Logo */
.ascii-logo {
  color: var(--color-primary);
  font-family: 'Source Code Pro', monospace;
  font-size: 1.2rem;
  line-height: 1.2;
  user-select: none;
  cursor: default;
  transition: color 0.5s ease;
  text-align: center;
  padding: 20px 0;
  white-space: pre;
}

.ascii-logo:hover {
  color: var(--color-secondary);
  text-shadow: 0 0 20px var(--color-secondary);
}

/* 终端打字区域 */
.terminal-text {
  font-family: 'Source Code Pro', monospace;
  color: var(--color-primary);
  min-height: 80px;
  padding: 15px;
}

.cursor {
  display: inline-block;
  width: 10px;
  height: 1.2em;
  background-color: var(--color-caret);
  animation: blink 1s step-start infinite;
  vertical-align: bottom;
  margin-left: 2px;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* 表单样式 */
.form-group {
  margin-bottom: 15px;
}

.form-group label {
  display: block;
  color: var(--color-primary);
  margin-bottom: 5px;
  font-size: 0.9rem;
}

.form-group label::before {
  content: "$ ";
  color: var(--color-secondary);
}

textarea, input[type="text"], input[type="email"], select {
  width: 100%;
  background-color: #0d0d0d;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  font-family: 'Source Code Pro', monospace;
  font-size: 0.9rem;
  padding: 10px;
  border-radius: 2px;
  outline: none;
  transition: box-shadow 0.3s ease;
}

textarea:focus, input[type="text"]:focus, input[type="email"]:focus, select:focus {
  box-shadow: 0 0 10px var(--color-primary);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

/* 按钮样式 */
.btn {
  background-color: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  padding: 10px 20px;
  font-family: 'Source Code Pro', monospace;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.3s ease;
  border-radius: 2px;
  text-decoration: none;
  display: inline-block;
}

.btn:hover {
  background-color: var(--color-primary);
  color: var(--color-bg);
  box-shadow: 0 0 15px var(--color-primary);
}

.btn-danger {
  border-color: var(--color-secondary);
  color: var(--color-secondary);
}

.btn-danger:hover {
  background-color: var(--color-secondary);
  color: var(--color-bg);
  box-shadow: 0 0 15px var(--color-secondary);
}

/* PGP密钥展示框 */
.pgp-key-box {
  background-color: #050505;
  border: 1px solid var(--color-primary);
  padding: 20px;
  border-radius: 4px;
  margin: 20px 0;
}

.pgp-key-box pre {
  background-color: #0a0a0a;
  padding: 15px;
  overflow-x: auto;
  font-size: 0.8rem;
  line-height: 1.4;
  border: 1px dashed var(--color-border);
  max-height: 200px;
  overflow-y: auto;
}

/* 匿名身份生成器 */
.anon-identity-generator {
  text-align: center;
  padding: 20px;
}

.anon-avatar {
  font-size: 1.5rem;
  line-height: 1.2;
  white-space: pre;
  margin: 15px 0;
  color: var(--color-primary);
}

.anon-nickname {
  font-size: 1.3rem;
  color: var(--color-primary);
  margin: 10px 0;
  text-shadow: 0 0 10px var(--color-primary);
}

.anon-id {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: 15px;
}

/* 新闻列表 */
.news-list {
  list-style: none;
  padding: 0;
}

.news-item {
  padding: 15px 0;
  border-bottom: 1px solid var(--color-border);
  transition: background-color 0.3s ease;
}

.news-item:hover {
  background-color: rgba(0, 255, 65, 0.05);
}

.news-item .news-title {
  color: var(--color-primary);
  font-size: 1rem;
  margin-bottom: 5px;
}

.news-item .news-title::before {
  content: "[!] ";
  color: var(--color-secondary);
}

.news-item .news-meta {
  font-size: 0.8rem;
  color: #666;
}

.news-item .news-summary {
  font-size: 0.85rem;
  color: #888;
  margin-top: 5px;
}

/* 公告栏 */
.announcement {
  background-color: rgba(255, 0, 0, 0.05);
  border: 1px solid var(--color-secondary);
  padding: 15px;
  margin-bottom: 20px;
  border-radius: 4px;
  animation: pulse-border 2s infinite;
}

@keyframes pulse-border {
  0%, 100% { border-color: var(--color-secondary); }
  50% { border-color: transparent; }
}

.announcement::before {
  content: "[ALERT] ";
  color: var(--color-secondary);
  font-weight: bold;
}

/* 搜索框 */
.search-box {
  display: flex;
  gap: 10px;
  margin: 20px 0;
}

.search-box input {
  flex: 1;
}

/* 分页 */
.pagination {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin: 30px 0;
}

.pagination a, .pagination span {
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  text-decoration: none;
  font-size: 0.85rem;
}

.pagination a:hover, .pagination .active {
  background-color: var(--color-primary);
  color: var(--color-bg);
}

/* 页脚 */
.footer {
  background-color: var(--color-card-bg);
  border-top: 1px solid var(--color-primary);
  padding: 30px 20px;
  margin-top: 40px;
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 15px;
}

.footer-links a {
  color: var(--color-primary);
  text-decoration: none;
  font-size: 0.8rem;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: var(--color-secondary);
}

.footer-copyright {
  color: #444;
  font-size: 0.75rem;
  margin-top: 10px;
}

.footer-copyright::before {
  content: "// ";
}

/* 工具卡片网格 */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
  margin: 20px 0;
}

/* 侧边栏 */
.layout-with-sidebar {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 20px;
}

.sidebar .card {
  margin-bottom: 15px;
}

/* 图片样式 */
.responsive-img {
  max-width: 100%;
  height: auto;
  border: 1px solid var(--color-border);
  border-radius: 4px;
}

/* 404页面 */
.error-page {
  text-align: center;
  padding: 80px 20px;
}

.error-code {
  font-size: 6rem;
  color: var(--color-secondary);
  text-shadow: 0 0 30px var(--color-secondary);
  margin-bottom: 20px;
}

/* 滚动条样式 */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

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

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

::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary-hover);
}

/* 选中文字样式 */
::selection {
  background-color: var(--color-primary);
  color: var(--color-bg);
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .layout-with-sidebar {
    grid-template-columns: 1fr;
  }
  
  .container {
    padding: 15px;
  }
}

@media (max-width: 768px) {
  .ascii-logo {
    font-size: 0.7rem;
  }
  
  .nav-bar {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .nav-links {
    margin-top: 10px;
    gap: 8px;
  }
  
  .tools-grid {
    grid-template-columns: 1fr;
  }
  
  body {
    font-size: 14px;
  }
  
  .card {
    padding: 15px;
  }
}

@media (max-width: 320px) {
  .ascii-logo {
    display: none;
  }
  
  .nav-links a {
    font-size: 0.75rem;
    padding: 3px 5px;
  }
}

/* 加载动画 */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-primary);
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* 标签样式 */
.tag {
  display: inline-block;
  padding: 2px 8px;
  border: 1px solid var(--color-primary);
  font-size: 0.75rem;
  margin: 2px;
  color: var(--color-primary);
}

.tag-danger {
  border-color: var(--color-secondary);
  color: var(--color-secondary);
}

/* 面包屑导航 */
.breadcrumb {
  padding: 10px 0;
  font-size: 0.8rem;
  color: #666;
}

.breadcrumb a {
  color: var(--color-primary);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb span::before {
  content: " / ";
  color: #444;
}

/* FAQ手风琴 */
.faq-item {
  border: 1px solid var(--color-border);
  margin-bottom: 10px;
}

.faq-question {
  padding: 15px;
  cursor: pointer;
  color: var(--color-primary);
  transition: background-color 0.3s;
}

.faq-question:hover {
  background-color: rgba(0, 255, 65, 0.05);
}

.faq-question::before {
  content: "[?] ";
  color: var(--color-secondary);
}

.faq-answer {
  padding: 0 15px 15px;
  display: none;
  color: #aaa;
  font-size: 0.9rem;
}

.faq-item.active .faq-answer {
  display: block;
}

/* QR Code区域 */
.qr-code-area {
  text-align: center;
  padding: 20px;
  border: 1px dashed var(--color-border);
  margin: 15px 0;
}