/* Bootstrap CSS CDN */
@import url('https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css');
/* Font Awesome CDN */
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.2/css/all.min.css');

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Poppins:wght@400;600;700&display=swap');

/* Basic Body Styles */
body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Container for responsiveness */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* Header Styles */
.main-header {
    background-color: #ffffff;
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
    margin-bottom: 20px;
}

.header-top-bar {
    background-color: #007bff; /* Primary color */
    color: #ffffff;
    padding: 8px 0;
    font-size: 0.9em;
}

.header-top-bar .top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.header-top-bar .contact-info span {
    margin-right: 20px;
}

.header-top-bar .contact-info i {
    margin-right: 5px;
}

.header-top-bar .social-links a {
    color: #ffffff;
    margin-left: 15px;
    transition: color 0.3s ease;
}

.header-top-bar .social-links a:hover {
    color: #e2e6ea;
}

.header-main-nav .navbar-brand img {
    height: 40px;
}

.header-main-nav .navbar {
    padding: 1rem 0;
}

.header-main-nav .navbar-nav .nav-item .nav-link {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    color: #333;
    padding: 0.5rem 1rem;
    transition: color 0.3s ease, background-color 0.3s ease;
}

.header-main-nav .navbar-nav .nav-item .nav-link:hover,
.header-main-nav .navbar-nav .nav-item.active .nav-link {
    color: #007bff;
}

.header-main-nav .dropdown-menu {
    border-top: 3px solid #007bff;
    box-shadow: 0 5px 15px rgba(0,0,0,.1);
}

.header-main-nav .dropdown-item:hover {
    background-color: #f8f9fa;
    color: #007bff;
}

.header-actions .btn {
    border-radius: 50px;
    padding: 8px 20px;
    font-weight: 600;
}

.header-actions .btn-outline-primary {
    border-color: #007bff;
    color: #007bff;
}

.header-actions .btn-outline-primary:hover {
    background-color: #007bff;
    color: #fff;
}

.header-actions .btn-primary {
    background-color: #007bff;
    border-color: #007bff;
}

.header-actions .btn-primary:hover {
    background-color: #0056b3;
    border-color: #0056b3;
}

.hero-section {
    background: linear-gradient(rgba(0, 123, 255, 0.7), rgba(0, 123, 255, 0.7)), url('https://via.placeholder.com/1920x600/007bff/ffffff?text=Hero+Background') no-repeat center center;
    background-size: cover;
    color: #ffffff;
    padding: 80px 0;
    text-align: center;
}

.hero-section h1 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 3.5em;
    margin-bottom: 15px;
}

.hero-section p.lead {
    font-size: 1.25em;
    margin-bottom: 30px;
}

.hero-section .btn-success {
    background-color: #28a745;
    border-color: #28a745;
    font-weight: 600;
    border-radius: 50px;
    padding: 12px 30px;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.hero-section .btn-success:hover {
    background-color: #218838;
    border-color: #1e7e34;
}

/* Footer Styles */
.main-footer {
    background-color: #212529 !important; /* Dark background */
    color: #dee2e6;
    padding-top: 50px;
    padding-bottom: 30px;
    margin-top: auto; /* Pushes footer to the bottom */
}

.main-footer .footer-col {
    margin-bottom: 30px;
}

.main-footer h5 {
    color: #007bff !important; /* Primary color for headings */
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    position: relative;
    padding-bottom: 10px;
}

.main-footer h5::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 2px;
    background-color: #007bff;
}

.main-footer ul {
    padding-left: 0;
    list-style: none;
}

.main-footer ul li a {
    color: #adb5bd !important; /* Lighter gray for links */
    text-decoration: none;
    transition: color 0.3s ease;
    display: block;
    padding: 5px 0;
}

.main-footer ul li a:hover {
    color: #ffffff !important;
    text-decoration: underline;
}

.main-footer .social-links a {
    color: #adb5bd;
    margin-right: 15px;
    font-size: 1.2em;
    transition: color 0.3s ease;
}

.main-footer .social-links a:hover {
    color: #ffffff;
}

.main-footer .text-white-50 {
    color: #adb5bd !important;
}

.main-footer .newsletter-signup .form-control {
    border-radius: 0;
    border-color: #495057;
    background-color: #343a40;
    color: #fff;
}

.main-footer .newsletter-signup .form-control::placeholder {
    color: #adb5bd;
}

.main-footer .newsletter-signup .btn-primary {
    border-radius: 0;
    background-color: #007bff;
    border-color: #007bff;
}

.main-footer .newsletter-signup .btn-primary:hover {
    background-color: #0056b3;
    border-color: #0056b3;
}

.main-footer hr.bg-secondary {
    background-color: #6c757d !important;
    opacity: 0.25;
}

.main-footer .fa-heart {
    color: #dc3545;
}

.main-footer .small {
    font-size: 0.85em;
}

/* Responsive adjustments */
@media (max-width: 991.98px) {
    .header-main-nav .navbar-collapse {
        background-color: #ffffff;
        padding: 15px;
        border-top: 1px solid #eee;
    }
    .header-main-nav .navbar-nav {
        margin-bottom: 15px;
    }
    .header-main-nav .navbar-nav .nav-item .nav-link {
        padding: 8px 15px;
    }
    .header-main-nav .dropdown-menu {
        position: static;
        float: none;
        width: 100%;
        margin-top: 0;
        border: none;
        box-shadow: none;
    }
    .header-main-nav .header-actions {
        display: flex;
        flex-direction: column;
    }
    .header-main-nav .header-actions .btn {
        width: 100%;
        margin-bottom: 10px;
    }
    .header-top-bar .top-bar-content {
        justify-content: center;
        text-align: center;
    }
    .header-top-bar .contact-info,
    .header-top-bar .social-links {
        margin-bottom: 10px;
    }
    .hero-section h1 {
        font-size: 2.5em;
    }
    .hero-section p.lead {
        font-size: 1em;
    }
}

@media (max-width: 767.98px) {
    .main-footer .text-center-md-start {
        text-align: center !important;
    }
    .main-footer .text-center-md-end {
        text-align: center !important;
    }
    .main-footer .footer-col {
        text-align: center;
    }
    .main-footer .footer-col h5::after {
        left: 50%;
        transform: translateX(-50%);
    }
    .main-footer .social-links {
        justify-content: center;
        display: flex;
    }
    .main-footer .newsletter-signup form {
        max-width: 300px;
        margin: 0 auto;
    }
}
/* 移动端内容区防溢出（系统追加，请勿删除） */
@media (max-width: 768px) {
  .page-content img {
    max-width: 100% !important;
    height: auto !important;
    display: block;
  }
  .page-content {
    overflow-x: hidden;
    max-width: 100%;
  }
  body {
    overflow-x: hidden;
  }
}