/* ==================== 钓宿 Demo - 公共样式 ==================== */

/* CSS 变量 */
:root {
  --primary: #0f2b46;
  --primary-light: #1e3a5f;
  --secondary: #c4956a;
  --secondary-light: #d4a574;
  --bg-light: #f0f4f8;
  --white: #ffffff;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --text-dark: #1f2937;
  --text-gray: #6b7280;
  --text-light: #9ca3af;
  --border: #e5e7eb;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: all 0.3s ease;
}

/* 重置样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-light);
  color: var(--text-dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ==================== 导航栏 ==================== */
.navbar {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 24px;
  font-weight: bold;
}

.navbar-logo img {
  width: 40px;
  height: 40px;
  border-radius: 8px;
}

.navbar-menu {
  display: flex;
  gap: 30px;
  list-style: none;
}

.navbar-menu a {
  color: var(--white);
  font-weight: 500;
  transition: var(--transition);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
}

.navbar-menu a:hover,
.navbar-menu a.active {
  background: rgba(255, 255, 255, 0.15);
}

/* 汉堡菜单按钮 */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 10px;
  z-index: 1002;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

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

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

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

/* 移动端侧边菜单 */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 300px;
  height: 100vh;
  background: var(--white);
  z-index: 1001;
  transition: right 0.3s ease;
  box-shadow: var(--shadow-lg);
  overflow-y: auto;
}

.mobile-menu.active {
  right: 0;
}

.mobile-menu-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  padding: 30px 20px;
}

.mobile-menu-header h3 {
  font-size: 20px;
  margin-bottom: 5px;
}

.mobile-menu-header p {
  font-size: 14px;
  opacity: 0.9;
}

.mobile-menu-list {
  list-style: none;
  padding: 20px 0;
}

.mobile-menu-list li {
  border-bottom: 1px solid var(--border);
}

.mobile-menu-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  color: var(--text-dark);
  font-weight: 500;
  transition: var(--transition);
}

.mobile-menu-list a:hover,
.mobile-menu-list a.active {
  background: var(--bg-light);
  color: var(--primary);
}

.mobile-menu-list i {
  width: 24px;
  color: var(--secondary);
}

/* 遮罩层 */
.menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* ==================== 安全提示条 ==================== */
.safety-banner {
  background: linear-gradient(90deg, var(--success) 0%, #059669 100%);
  color: var(--white);
  padding: 10px 20px;
  text-align: center;
  font-size: 14px;
  font-weight: 500;
  overflow: hidden;
}

.safety-banner .scroll-text {
  display: inline-block;
  animation: scrollText 20s linear infinite;
  white-space: nowrap;
}

@keyframes scrollText {
  0% {
    transform: translateX(100%);
  }
  100% {
    transform: translateX(-100%);
  }
}

/* ==================== 主内容区 ==================== */
.main-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 30px 20px;
  min-height: calc(100vh - 300px);
}

/* ==================== 卡片组件 ==================== */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.card-content {
  padding: 20px;
}

.card-title {
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 8px;
  color: var(--text-dark);
}

.card-location {
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--text-gray);
  font-size: 14px;
  margin-bottom: 10px;
}

.card-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.tag {
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

.tag-primary {
  background: rgba(15, 43, 70, 0.1);
  color: var(--primary);
}

.tag-success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
}

.tag-warning {
  background: rgba(245, 158, 11, 0.1);
  color: var(--warning);
}

.card-price {
  display: flex;
  align-items: baseline;
  gap: 5px;
  margin-bottom: 10px;
}

.price-value {
  font-size: 24px;
  font-weight: bold;
  color: var(--secondary);
}

.price-unit {
  font-size: 14px;
  color: var(--text-gray);
}

.card-rating {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 14px;
}

.stars {
  color: var(--warning);
}

/* ==================== 网格布局 ==================== */
.grid {
  display: grid;
  gap: 24px;
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ==================== 按钮组件 ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(15, 43, 70, 0.3);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-light) 100%);
  color: var(--white);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(196, 149, 106, 0.3);
}

.btn-success {
  background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
  color: var(--white);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 14px;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 18px;
}

.btn-block {
  width: 100%;
}

/* ==================== 表单组件 ==================== */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text-dark);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 16px;
  transition: var(--transition);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15, 43, 70, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

/* ==================== 页脚 ==================== */
.footer {
  background: var(--primary);
  color: var(--white);
  padding: 40px 20px 20px;
  margin-top: 60px;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
}

.footer-section h3 {
  font-size: 18px;
  margin-bottom: 16px;
  color: var(--secondary);
}

.footer-section p,
.footer-section a {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 10px;
  display: block;
  transition: var(--transition);
}

.footer-section a:hover {
  color: var(--white);
}

.footer-bottom {
  max-width: 1200px;
  margin: 30px auto 0;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
}

/* ==================== 模态框 ==================== */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(0, 0, 0, 0.6);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--white);
  border-radius: var(--radius);
  max-width: 800px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.9);
  transition: var(--transition);
}

.modal.active .modal-content {
  transform: scale(1);
}

.modal-header {
  padding: 24px;
  border-bottom: 2px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h2 {
  font-size: 24px;
  color: var(--primary);
}

.modal-close {
  background: none;
  border: none;
  font-size: 28px;
  cursor: pointer;
  color: var(--text-gray);
  transition: var(--transition);
}

.modal-close:hover {
  color: var(--danger);
}

.modal-body {
  padding: 24px;
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 768px) {
  .navbar-menu {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .footer-container {
    grid-template-columns: 1fr;
  }

  .card-image {
    height: 180px;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1025px) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ==================== 工具类 ==================== */
.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }

.flex {
  display: flex;
}

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

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.gap-1 { gap: 10px; }
.gap-2 { gap: 20px; }

.hidden {
  display: none !important;
}

/* ==================== 加载动画 ==================== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.5s ease;
}

/* ==================== 数字动画 ==================== */
@keyframes countUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.count-up {
  animation: countUp 0.6s ease;
}

/* ==================== 徽章 ==================== */
.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

.badge-success {
  background: var(--success);
  color: var(--white);
}

.badge-warning {
  background: var(--warning);
  color: var(--white);
}

.badge-danger {
  background: var(--danger);
  color: var(--white);
}

.badge-primary {
  background: var(--primary);
  color: var(--white);
}

/* ==================== 分割线 ==================== */
.divider {
  height: 2px;
  background: var(--border);
  margin: 30px 0;
}

/* ==================== 提示框 ==================== */
.alert {
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.alert-info {
  background: rgba(15, 43, 70, 0.1);
  color: var(--primary);
  border-left: 4px solid var(--primary);
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  color: #059669;
  border-left: 4px solid var(--success);
}

.alert-warning {
  background: rgba(245, 158, 11, 0.1);
  color: #d97706;
  border-left: 4px solid var(--warning);
}