:root {
    --primary-orange: #E61E15;
    --primary-color: #E61E15;
    --secondary-color: #333333;
    --text-dark: #333333;
    --text-muted: #6c757d;
    --accent-red-light: #ff4d4d;
    --accent-red-dark: #c4180f;
    --bg-light: #f8f9fa;
}
@media (min-width: 992px) {
  .navbar .dropdown:hover .dropdown-menu {
    display: block;
    margin-top: 0; /* 消除间隙，防止鼠标移出时菜单消失 */
  }
}
.form-select:focus {
    border-color: transparent;
    outline: 0;
    box-shadow: 0 0 0 .15rem rgb(219 222 225 / 25%)；
}
.hidden {
  display: none !important;
}
/* Top Contact Bar */
.top-bar {
    background-color: #fff;
    border-bottom: 1px solid #eee;
    padding: 18px 0;
    position: relative;
}

.top-bar a {
    color: var(--text-dark);
    text-decoration: none;
    transition: color 0.2s;
}

.top-bar a:hover {
    color: var(--primary-orange);
}

.contact-info {
    display: flex;
    align-items: center;
    gap: 24px;
}

.contact-info i {
    color: var(--primary-orange);
    margin-right: 6px;
}

.contact-info span {
    color: var(--text-muted);
}

/* Language Selector Dropdown */
.language-selector {
    position: relative;
}

.language-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    background: #fff;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-dark);
    text-decoration: none;
}

.language-btn:hover {
    border-color: var(--primary-orange);
    color: var(--primary-orange);
}

.language-btn i {
    font-size: 12px;
}

.language-dropdown {
    min-width: 120px;
    border: 1px solid #eee;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.12);
    padding: 8px 0;
}

.language-dropdown .dropdown-item {
    padding: 8px 16px;
    font-size: 14px;
    color: var(--text-dark);
    transition: all 0.2s;
}

.language-dropdown .dropdown-item:hover,
.language-dropdown .dropdown-item.active {
    background-color: var(--bg-light);
    color: var(--primary-orange);
}

.language-dropdown .dropdown-item.active::before {
    content: '✓';
    margin-right: 8px;
    color: var(--primary-orange);
}

/* Main Navigation */
.main-nav {
    background-color: #fff;
    padding: 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}
.navbar-brand img {
    height: 70px;
}

/* Nav Menu */
.navbar-nav .nav-link {
    color: var(--text-dark);
    font-weight: 700;
    padding: 30px 40px !important;
    position: relative;
    font-size: 1.1rem;
    transition: color 0.2s;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--primary-orange);
}

.navbar-nav .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 16px;
    right: 16px;
    height: 3px;
    background-color: var(--primary-orange);
    border-radius: 2px;
}

/* Dropdown with chevron */
.dropdown-toggle::after {
    display: inline-block;
    margin-left: 4px;
    vertical-align: middle;
    content: '';
    border: none;
    font-family: 'bootstrap-icons';
    content: '\F282';
    font-size: 10px;
    transition: transform 0.2s;
}

.dropdown-toggle.show::after {
    transform: rotate(180deg);
}

/* Dropdown Menu */
.dropdown-menu {
    border: none;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.12);
    padding: 12px 0;
    z-index: 1999;
}

.dropdown-menu-dark {
    background-color: #2c3e50;
}

.dropdown-menu-dark .dropdown-item {
    color: #ecf0f1;
    padding: 10px 24px;
    font-size: 14px;
    transition: all 0.2s;
}

.dropdown-menu-dark .dropdown-item:hover,
.dropdown-menu-dark .dropdown-item:focus {
    background-color: rgba(255,255,255,0.1);
    color: #fff;
}

.dropdown-divider {
    border-color: rgba(255,255,255,0.1);
}

/* Mega Menu Preview */
.mega-menu-preview {
    background-color: #2c3e50;
    padding: 24px 32px;
    border-top: 3px solid var(--primary-orange);
}

.mega-menu-title {
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 12px;
}

.mega-menu-items {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mega-menu-items a {
    color: #bdc3c7;
    text-decoration: none;
    font-size: 14px;
    padding: 8px 0;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
}

.mega-menu-items a:hover {
    color: var(--primary-orange);
    padding-left: 8px;
}

.mega-menu-items a i {
    font-size: 12px;
}

/* Search Icon */
.search-btn {
    background: none;
    border: none;
    color: var(--text-dark);
    font-size: 20px;
    cursor: pointer;
    padding: 8px;
    transition: color 0.2s;
}

.search-btn:hover {
    color: var(--primary-orange);
}

/* Search Box */
.search-box-wrapper {
    position: relative;
    display: none;
}

.search-box-wrapper.active {
    display: flex;
    align-items: center;
}

.search-input-group {
    display: flex;
    align-items: center;
    background: #fff;
    border: 2px solid var(--primary-orange);
    border-radius: 25px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.search-input {
    border: none;
    outline: none;
    padding: 10px 16px;
    font-size: 14px;
    background: transparent;
}

.search-input::placeholder {
    color: var(--text-muted);
}

.search-submit {
    background: var(--primary-orange);
    border: none;
    color: #fff;
    padding: 10px 16px;
    cursor: pointer;
    transition: background 0.2s;
}

.search-submit:hover {
    background: #e88a1b;
}

.search-close {
    background: none;
    border: none;
    color: var(--text-muted);
    padding: 8px;
    cursor: pointer;
    margin-left: 8px;
    font-size: 18px;
    transition: color 0.2s;
}

.search-close:hover {
    color: var(--primary-orange);
}

/* Responsive */
@media (max-width: 991px) {
    .contact-info {
        gap: 16px;
        flex-wrap: wrap;
        justify-content: space-around;
    }
    .top-bar .col-auto:first-child {
        width: 100%;
    }
    .top-bar .col-auto:last-child{
        display: none;
    }
    .navbar-nav .nav-link{
        padding: 10px 20px !important;
    }
    .navbar-collapse {
        background-color: #fff;
        padding: 16px;
        border-radius: 8px;
        margin-top: 16px;
        box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    }

    .navbar-nav .nav-link.active::after {
        display: none;
    }

    .mega-menu-preview {
        padding: 16px;
    }
}
/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.8rem;
    box-shadow: 0 5px 20px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: all 0.3s;
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    color: #fff;
}

/* ===== Footer ===== */
.home-footer {
    background: #1a1a2e;
    color: #aaa;
    padding: 60px 0 0;
}
.home-footer-logo {
    font-size: 32px;
    font-weight: 900;
    color: #fff;
    letter-spacing: 2px;
    margin-bottom: 16px;
}
.home-footer-logo img{
    height: 80px;
}
.home-footer-logo span {
    color: #e63946;
}
.home-footer-desc {
    font-size: 13px;
    line-height: 1.7;
    color: #888;
    margin-bottom: 20px;
}
.home-footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #2d2d4e;
    color: #fff;
    margin-right: 8px;
    font-size: 14px;
    text-decoration: none;
    transition: background 0.3s;
}
.home-footer-social a:hover {
    background: #E61E15;
}
.home-footer-heading {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 24px;
}
.home-footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}
.home-footer-links li {
    margin-bottom: 10px;
}
.home-footer-links a {
    color: #888;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}
.home-footer-links a:hover {
    color: #E61E15;
}
.home-footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 14px;
    font-size: 14px;
    color: #888;
}
.home-footer-contact-item i {
    color: #E61E15;
    margin-top: 3px;
    font-size: 14px;
}
.home-footer-contact-item a {
    color: #888;
    text-decoration: none;
}
.home-footer-contact-item a:hover {
    color: #E61E15;
}
.home-footer-inquiry input,
.home-footer-inquiry textarea {
    background: #2d2d4e;
    border: none;
    border-radius: 6px;
    padding: 10px 14px;
    color: #fff;
    font-size: 14px;
    width: 100%;
    margin-bottom: 12px;
    outline: none;
}
.home-footer-inquiry input::placeholder,
.home-footer-inquiry textarea::placeholder {
    color: #777;
}
.home-footer-inquiry textarea {
    min-height: 80px;
    resize: vertical;
}
.home-footer-inquiry .home-required {
    color: #e63946;
}
.home-btn-submit {
    background: #E61E15;
    color: #fff;
    border: none;
    padding: 10px 32px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
}
.home-btn-submit:hover {
    background: #E61E15;
}
.home-footer-bottom {
    border-top: 1px solid #2d2d4e;
    padding: 20px 0;
    margin-top: 40px;
    text-align: center;
    font-size: 13px;
    color: #666;
}
/* CTA Section */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--secondary-color), #1a1a1a);
    color: #fff;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta-btn {
    background-color: var(--primary-color);
    color: #fff;
    padding: 18px 50px;
    border: none;
    border-radius: 5px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s;
}

.cta-btn:hover {
    background-color: var(--accent-red-dark);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}
@media (max-width: 768px) {
    .cta-section h2{font-size:1.5rem;}
}