/* 
 * 厦门绘盒网络科技有限公司 - 企业官网主样式文件
 * Paintboxs Corporate Website - Main Stylesheet
 * 
 * 导入顺序：
 * 1. 变量定义
 * 2. 重置样式
 * 3. 布局组件
 * 4. 工具类
 * 5. 组件样式（导航、页脚等）
 */

@import url('variables.css');
@import url('reset.css');
@import url('layout.css');
@import url('utilities.css');

/* ========================================
   全局样式
   ======================================== */

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--color-background);
  color: var(--color-text-primary);
}

main {
  flex: 1;
}

/* ========================================
   导航栏样式
   ======================================== */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(10, 14, 26, 0.8);
  backdrop-filter: blur(20px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid rgba(91, 110, 245, 0.1);
  z-index: 1000;
  transition: all var(--transition-base);
}

.navbar.transparent {
  background: rgba(10, 14, 26, 0.5);
  border-bottom-color: transparent;
}

.navbar.scrolled {
  background: rgba(10, 14, 26, 0.95);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
  border-bottom-color: rgba(91, 110, 245, 0.2);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-sm);
  padding-bottom: var(--spacing-sm);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.navbar-logo {
  height: 40px;
  width: auto;
}

.navbar-company-name {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  text-shadow: 0 0 10px rgba(91, 110, 245, 0.3);
}

.navbar-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.navbar-menu a {
  color: var(--color-text-primary);
  font-size: var(--font-size-base);
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.navbar-menu a:hover,
.navbar-menu a.active {
  color: var(--color-primary-light);
  text-shadow: 0 0 10px rgba(91, 110, 245, 0.5);
}

.navbar-menu a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  box-shadow: 0 0 10px rgba(91, 110, 245, 0.5);
  transition: width var(--transition-base);
}

.navbar-menu a:hover::after,
.navbar-menu a.active::after {
  width: 100%;
}

/* 移动端菜单按钮 */
.navbar-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  padding: 8px;
}

.navbar-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  transition: all var(--transition-base);
}

.navbar-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.navbar-toggle.active span:nth-child(2) {
  opacity: 0;
}

.navbar-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* ========================================
   页脚样式
   ======================================== */

.footer {
  background: var(--color-background-card);
  color: var(--color-text-light);
  padding: var(--spacing-xxl) 0 var(--spacing-md);
  border-top: 1px solid var(--color-border);
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
  opacity: 0.5;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
  color: var(--color-text-primary);
  font-size: 18px;
  margin-bottom: var(--spacing-md);
  font-weight: 600;
}

.footer-section p,
.footer-section a {
  color: var(--color-text-light);
  font-size: 14px;
  line-height: 2;
}

.footer-section a:hover {
  color: var(--color-primary-light);
  text-shadow: 0 0 10px rgba(91, 110, 245, 0.3);
}

.footer-logo {
  height: 36px;
  width: auto;
  margin-bottom: var(--spacing-sm);
}

.footer-company-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-xs);
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: var(--spacing-md);
  text-align: center;
  font-size: 14px;
  color: var(--color-text-muted);
}

.footer-bottom a {
  color: var(--color-text-muted);
}

.footer-bottom a:hover {
  color: var(--color-primary-light);
}

/* ========================================
   响应式 - 移动端
   ======================================== */

@media screen and (max-width: 768px) {
  /* 导航栏 */
  .navbar-toggle {
    display: flex;
  }
  
  .navbar-menu {
    position: fixed;
    top: 60px;
    left: 0;
    width: 100%;
    background: var(--color-background-card);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--spacing-md);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    border-bottom: 1px solid var(--color-border);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
  }
  
  .navbar-menu.active {
    transform: translateX(0);
  }
  
  .navbar-menu a {
    width: 100%;
    padding: var(--spacing-sm) 0;
  }
  
  .navbar-logo {
    height: 32px;
  }
  
  .navbar-company-name {
    font-size: 14px;
  }
  
  /* 页脚 */
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .footer {
    padding: var(--spacing-xl) 0 var(--spacing-md);
  }
}