/* ============================================
   简洁蓝白导航栏 - 圆角磨砂美化版
   滚动前：全透明 + 白色字体
   滚动后：半透明 + 黑色字体 + 淡蓝下边框
   ============================================ */

/* ---------- 基础导航栏 ---------- */
.nav-phoenix {
    position: fixed !important;
    top: 0 !important; left: 0 !important; right: 0 !important;
    width: 100% !important; max-width: 100% !important;
    transform: none !important;
    z-index: 1000 !important;
    transition: all 0.3s ease !important;
    overflow: visible !important;
    background: transparent !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border-bottom: none !important;
    box-shadow: none !important;
    padding: 0 20px !important;
    height: 60px !important;
}

/* 滚动后 */
.nav-phoenix.scrolled {
    background: rgba(255, 255, 255, 0.55) !important;
    backdrop-filter: blur(12px) !important;
    -webkit-backdrop-filter: blur(12px) !important;
    border-bottom: 2px solid rgba(60, 141, 232, 0.15) !important;
    box-shadow: 0 2px 16px rgba(76,140,212,0.04) !important;
}

.nav-phoenix::after { display: none !important; }

/* ---------- 布局 ---------- */
.nav-phoenix > div:first-child {
    max-width: 1280px !important; margin: 0 auto !important;
    padding: 0 !important; overflow: visible !important;
    height: 100% !important; width: 100% !important;
}
.nav-phoenix .flex.justify-between {
    display: flex !important; align-items: center !important;
    justify-content: space-between !important;
    overflow: visible !important; height: 100% !important;
}
.nav-phoenix .hidden.md\\:flex {
    display: flex !important; align-items: center !important;
    gap: 0 !important; flex-wrap: nowrap !important;
    margin-left: auto !important; overflow: visible !important;
    height: 100% !important;
}

/* Logo */
.nav-phoenix .logo-img {
    transition: all 0.3s ease !important;
    height: 100px !important; width: auto !important;
}
.nav-phoenix .logo-img:hover {
    transform: scale(1.03) !important;
    filter: drop-shadow(0 2px 8px rgba(33,150,243,0.3)) !important;
}

/* ============================================================
   导航链接
   ============================================================ */
.nav-phoenix .nav-link {
    position: relative !important;
    padding: 0.3rem 0.7rem !important;
    font-weight: 500 !important; font-size: 1rem !important;
    transition: all 0.3s ease !important;
    background: transparent !important;
    white-space: nowrap !important; flex-shrink: 0 !important;
    border-radius: 6px !important;
    color: #ffffff !important;
}
.nav-phoenix .nav-link svg,
.nav-phoenix .nav-link svg path {
    stroke: #ffffff !important; stroke-width: 1.8 !important;
    fill: none !important; transition: all 0.3s ease !important;
}

/* 滚动前 */
.nav-phoenix .nav-link:hover { color: #ffffff !important; }
.nav-phoenix .nav-link:hover svg,
.nav-phoenix .nav-link:hover svg path { stroke: #ffffff !important; }
.nav-phoenix .nav-link.active { color: #A8E6CF !important; font-weight: 600 !important; }
.nav-phoenix .nav-link.active svg,
.nav-phoenix .nav-link.active svg path { stroke: #A8E6CF !important; }

.nav-phoenix .nav-link::after {
    content: '' !important; position: absolute !important;
    bottom: 0 !important; left: 50% !important;
    width: 0 !important; height: 2px !important;
    background: #A8E6CF !important;
    transition: all 0.3s ease !important;
    transform: translateX(-50%) !important;
    border-radius: 1px !important;
}
.nav-phoenix .nav-link:hover::after { width: 50% !important; }
.nav-phoenix .nav-link.active::after { width: 50% !important; }

/* 滚动后 */
.nav-phoenix.scrolled .nav-link { color: #1a1a1a !important; }
.nav-phoenix.scrolled .nav-link svg,
.nav-phoenix.scrolled .nav-link svg path { stroke: #1a1a1a !important; }
.nav-phoenix.scrolled .nav-link:hover {
    color: #4C8CD4 !important;
    background: rgba(76,140,212,0.06) !important;
}
.nav-phoenix.scrolled .nav-link:hover svg,
.nav-phoenix.scrolled .nav-link:hover svg path { stroke: #4C8CD4 !important; }
.nav-phoenix.scrolled .nav-link.active { color: #4C8CD4 !important; font-weight: 600 !important; }
.nav-phoenix.scrolled .nav-link.active svg,
.nav-phoenix.scrolled .nav-link.active svg path { stroke: #4C8CD4 !important; }
.nav-phoenix.scrolled .nav-link::after { background: #4C8CD4 !important; }
.nav-phoenix.scrolled .nav-link:hover::after { width: 50% !important; }
.nav-phoenix.scrolled .nav-link.active::after { width: 50% !important; }

/* ---------- 搜索按钮 ---------- */
.nav-phoenix #searchBtn {
    padding: 4px 6px !important; transition: all 0.3s ease !important;
    background: transparent !important; flex-shrink: 0 !important;
    cursor: pointer !important; border-radius: 6px !important;
}
.nav-phoenix #searchBtn svg { stroke: #ffffff !important; stroke-width: 1.8 !important; }
.nav-phoenix #searchBtn:hover svg { stroke: #ffffff !important; }
.nav-phoenix.scrolled #searchBtn svg { stroke: #1a1a1a !important; }
.nav-phoenix #searchBtn:hover { transform: scale(1.08) !important; }
.nav-phoenix.scrolled #searchBtn:hover svg { stroke: #4C8CD4 !important; }

/* ---------- 搜索扩展框 - 圆角磨砂 ---------- */
.nav-phoenix .search-extend-box {
    position: absolute !important; right: 0 !important;
    top: calc(100% + 8px) !important; width: 320px !important;
    background: rgba(255,255,255,0.92) !important;
    backdrop-filter: blur(20px) !important;
    -webkit-backdrop-filter: blur(20px) !important;
    border: 1px solid rgba(76,140,212,0.15) !important;
    border-radius: 12px !important;
    box-shadow: 0 8px 32px rgba(0,0,0,0.08) !important;
    padding: 12px 14px !important;
    opacity: 0 !important; visibility: hidden !important;
    transform: translateY(-8px) !important;
    transition: all 0.35s cubic-bezier(0.34,1.56,0.64,1) !important;
    z-index: 100 !important;
    display: flex !important; align-items: center !important; gap: 8px !important;
}
.nav-phoenix .search-extend-box.active {
    opacity: 1 !important; visibility: visible !important;
    transform: translateY(0) !important;
}
.nav-phoenix .search-extend-input {
    flex: 1 !important; padding: 0 14px !important;
    height: 38px !important; font-size: 0.85rem !important;
    background: rgba(0,0,0,0.03) !important;
    border: 1px solid rgba(0,0,0,0.08) !important;
    border-radius: 8px !important;
    color: #2c3e50 !important; outline: none !important;
    transition: all 0.3s ease !important;
}
.nav-phoenix .search-extend-input:focus {
    border-color: #4C8CD4 !important;
    background: rgba(255,255,255,0.8) !important;
    box-shadow: 0 0 0 3px rgba(76,140,212,0.06) !important;
}
.nav-phoenix .search-extend-input::placeholder { color: #bbb !important; }
.nav-phoenix .search-extend-submit {
    display: inline-flex !important; align-items: center !important;
    justify-content: center !important;
    height: 38px !important; padding: 0 18px !important;
    background: linear-gradient(135deg, #4C8CD4, #7AB8E8) !important;
    color: white !important; border: none !important;
    border-radius: 8px !important;
    cursor: pointer !important; font-weight: 600 !important;
    font-size: 0.8rem !important; transition: all 0.3s ease !important;
    white-space: nowrap !important;
    box-shadow: 0 2px 8px rgba(76,140,212,0.2) !important;
}
.nav-phoenix .search-extend-submit:hover {
    transform: translateY(-1px) !important;
    box-shadow: 0 4px 16px rgba(76,140,212,0.3) !important;
}

/* ---------- 下拉菜单 - 圆角磨砂 ---------- */
.dropdown-menu-custom {
    position: absolute !important;
    top: calc(100% + 8px) !important;
    left: 50% !important;
    transform: translateX(-50%) scale(0.95) !important;
    transform-origin: top !important;
    min-width: 240px !important;
    z-index: 9999 !important;
    opacity: 0 !important; visibility: hidden !important;
    transition: all 0.3s cubic-bezier(0.34,1.56,0.64,1) !important;
    background: rgba(255,255,255,0.92) !important;
    backdrop-filter: blur(20px) !important;
    -webkit-backdrop-filter: blur(20px) !important;
    border: 1px solid rgba(76,140,212,0.12) !important;
    border-radius: 12px !important;
    box-shadow: 0 8px 32px rgba(0,0,0,0.08) !important;
    overflow: hidden !important;
    padding: 8px !important;
}
.relative.group:hover .dropdown-menu-custom {
    opacity: 1 !important; visibility: visible !important;
    transform: translateX(-50%) scale(1) !important;
}

.dropdown-menu-custom a {
    display: flex !important; align-items: center !important;
    justify-content: space-between !important;
    gap: 8px !important; padding: 8px 12px !important;
    margin: 1px 0 !important;
    color: #3D4550 !important; font-size: 0.85rem !important;
    font-weight: 500 !important; transition: all 0.2s ease !important;
    background: transparent !important; border-radius: 8px !important;
    text-decoration: none !important;
}
.dropdown-menu-custom a svg {
    stroke: #999 !important; stroke-width: 1.8 !important;
    width: 14px !important; height: 14px !important;
}
.dropdown-menu-custom a:hover {
    background: linear-gradient(135deg, rgba(76,140,212,0.06), rgba(76,140,212,0.02)) !important;
    color: #4C8CD4 !important;
}
.dropdown-menu-custom a:hover svg { stroke: #4C8CD4 !important; }
.dropdown-menu-custom hr {
    border: none !important; height: 1px !important;
    background: rgba(0,0,0,0.05) !important; margin: 4px 8px !important;
}
.dropdown-menu-custom .text-xs {
    background: rgba(76,140,212,0.06) !important;
    padding: 2px 8px !important; border-radius: 10px !important;
    font-size: 0.65rem !important; font-weight: 600 !important;
    color: #4C8CD4 !important;
}
.dropdown-menu-custom a:hover .text-xs {
    background: rgba(76,140,212,0.15) !important;
}

/* ---------- 移动端菜单 ---------- */
.nav-phoenix #mobile-menu {
    background: rgba(255,255,255,0.95) !important;
    backdrop-filter: blur(20px) !important;
    -webkit-backdrop-filter: blur(20px) !important;
    margin-top: 8px !important; margin-left: 12px !important; margin-right: 12px !important;
    border: 1px solid rgba(76,140,212,0.12) !important;
    border-radius: 12px !important;
    box-shadow: 0 8px 32px rgba(0,0,0,0.08) !important;
    padding: 8px !important;
}
.nav-phoenix #mobile-menu a {
    color: #2c3e50 !important; padding: 10px 14px !important;
    transition: all 0.2s ease !important; border-radius: 8px !important;
    text-decoration: none !important;
}
.nav-phoenix #mobile-menu a:hover {
    background: rgba(76,140,212,0.06) !important;
    color: #4C8CD4 !important;
}
.nav-phoenix #mobile-menu .border-t { border-color: rgba(0,0,0,0.04) !important; }

/* ---------- 汉堡菜单按钮 ---------- */
.nav-phoenix #mobile-menu-btn {
    color: #ffffff !important; transition: all 0.3s ease !important;
    padding: 4px !important; border-radius: 6px !important;
}
.nav-phoenix #mobile-menu-btn:hover { color: #ffffff !important; transform: rotate(90deg) !important; }
.nav-phoenix.scrolled #mobile-menu-btn { color: #1a1a1a !important; }
.nav-phoenix.scrolled #mobile-menu-btn:hover { color: #4C8CD4 !important; }

/* ---------- 响应式 ---------- */
@media (max-width: 1200px) {
    .nav-phoenix .nav-link { padding: 0.25rem 0.4rem !important; font-size: 0.78rem !important; }
}
@media (max-width: 1024px) {
    .nav-phoenix { padding: 0 16px !important; height: 56px !important; }
    .nav-phoenix .hidden.md\\:flex { display: none !important; }
    .nav-phoenix .search-extend-box { width: calc(100vw - 60px) !important; right: -10px !important; }
}
@media (min-width: 1025px) {
    .nav-phoenix #mobile-menu { display: none !important; }
}
@media (max-width: 640px) {
    .nav-phoenix { padding: 0 12px !important; height: 52px !important; }
    .nav-phoenix .logo-img { height: 32px !important; }
}