/* General Body & Typography */
:root {
    --primary-color: #4CAF50; /* Green */
    --secondary-color: #FFD700; /* Gold */
    --dark-bg: #1a1a1a;
    --light-text: #f0f0f0;
    --gray-text: #cccccc;
    --border-color: #333;
    --hover-color: #66BB6A;
    --button-bg-dark: #333;
    --button-hover-dark: #444;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--light-text);
    background-color: var(--dark-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease, transform 0.2s ease;
}

a:hover {
    color: var(--hover-color);
}

ul {
    list-style: none;
}

button, .btn {
    cursor: pointer;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: bold;
    transition: background-color 0.3s ease, color 0.3s ease, transform 0.2s ease;
}

/* Header Styles */
.main-header {
    background-color: #222;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.top-bar {
    background-color: #111;
    color: var(--gray-text);
    font-size: 0.85rem;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.top-bar-content .contact-info span {
    margin-right: 15px;
    white-space: nowrap;
}

.top-bar-content .social-links a {
    color: var(--gray-text);
    margin-left: 10px;
    font-size: 1rem;
}

.top-bar-content .social-links a:hover {
    color: var(--primary-color);
    transform: translateY(-2px);
}

.navbar-primary {
    padding: 15px 0;
}

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

.logo img {
    height: 50px; /* Adjust as needed */
    width: auto;
    vertical-align: middle;
}

.main-nav ul {
    display: flex;
    gap: 25px;
}

.main-nav ul li a {
    color: var(--light-text);
    font-weight: bold;
    font-size: 1rem;
    padding: 5px 0;
    position: relative;
}

.main-nav ul li a:hover {
    color: var(--primary-color);
}

.main-nav ul li a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    transition: width 0.3s ease;
}

.main-nav ul li a:hover::after {
    width: 100%;
}

.dropdown {
    position: relative;
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: #2a2a2a;
    min-width: 180px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.5);
    z-index: 1;
    border-radius: 5px;
    overflow: hidden;
    top: 100%; /* Position below the parent */
    left: 0;
    padding: 5px 0;
}

.dropdown-content a {
    color: var(--light-text);
    padding: 10px 16px;
    text-decoration: none;
    display: block;
    text-align: left;
    font-weight: normal;
    font-size: 0.95rem;
}

.dropdown-content a:hover {
    background-color: var(--primary-color);
    color: #fff;
}

/* .dropdown:hover .dropdown-content { display: block; }  -- JS handles this now */

.nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-login {
    background-color: var(--button-bg-dark);
    color: var(--light-text);
}

.btn-login:hover {
    background-color: var(--button-hover-dark);
    transform: translateY(-1px);
}

.btn-register {
    background-color: var(--primary-color);
    color: #fff;
}

.btn-register:hover {
    background-color: var(--hover-color);
    transform: translateY(-1px);
}

.lang-selector .dropbtn {
    background-color: transparent;
    color: var(--light-text);
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    display: flex;
    align-items: center;
    gap: 5px;
    font-weight: normal;
}

.lang-selector .dropbtn i {
    font-size: 0.9rem;
}

.hamburger-menu {
    display: none; /* Hidden on desktop */
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 20px;
    position: relative;
    flex-direction: column;
    justify-content: space-between;
    margin-left: 15px;
}

.hamburger-menu span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--light-text);
    transition: all 0.3s ease;
    border-radius: 2px;
}

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

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

.hamburger-menu.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Footer Styles */
.main-footer {
    background-color: #111;
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    color: var(--gray-text);
    font-size: 0.9rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-col h3 {
    color: var(--light-text);
    margin-bottom: 15px;
    font-size: 1.15rem;
    position: relative;
    padding-bottom: 5px;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 2px;
    background-color: var(--primary-color);
}

.footer-col ul {
    padding: 0;
}

.footer-col ul li {
    margin-bottom: 8px;
}

.footer-col ul li a {
    color: var(--gray-text);
    display: block;
    font-size: 0.9rem;
}

.footer-col ul li a:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

.footer-logo img {
    height: 40px;
    margin-bottom: 15px;
    filter: grayscale(100%) brightness(180%);
}

.about-us p {
    margin-bottom: 20px;
}

.social-icons a {
    color: var(--gray-text);
    font-size: 1.2rem;
    margin-right: 15px;
}

.social-icons a:hover {
    color: var(--primary-color);
    transform: translateY(-2px);
}

.payment-methods, .licenses {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 10px;
}

.payment-methods img, .licenses img {
    height: 25px; /* Adjust as needed */
    filter: grayscale(100%);
    opacity: 0.7;
}

.payment-methods img:hover, .licenses img:hover {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.05);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    margin-top: 20px;
}

.footer-bottom p {
    margin-bottom: 8px;
    font-size: 0.85rem;
}

/* Marquee Styles */
.marquee-section {
    background-color: #2a2a2a;
    padding: 10px 0;
    overflow: hidden;
    border-bottom: 1px solid var(--border-color);
}

.marquee-container {
    display: flex;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.marquee-icon {
    flex-shrink: 0;
    margin-right: 15px;
    font-size: 1.5rem;
    color: var(--secondary-color);
}

.marquee-wrapper {
    flex-grow: 1;
    overflow: hidden;
    white-space: nowrap;
}

.marquee-content {
    display: inline-block;
    white-space: nowrap;
    animation: marquee 30s linear infinite;
    padding-left: 100%; /* Start off-screen */
}

.marquee-content:hover {
    animation-play-state: paused;
}

.marquee-item {
    color: var(--light-text);
    margin-right: 50px; /* Space between items */
    display: inline-block;
    font-size: 0.95rem;
}

.marquee-item:hover {
    color: var(--primary-color);
}

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

/* Responsive Styles */
@media (max-width: 992px) {
    .main-nav {
        display: none; /* Hidden by default on smaller screens */
        flex-direction: column;
        width: 100%;
        position: absolute;
        top: 100%; /* Position right below the navbar */
        left: 0;
        background-color: #222;
        padding: 10px 0;
        box-shadow: 0 5px 10px rgba(0,0,0,0.3);
        border-top: 1px solid var(--border-color);
    }

    .main-nav.active {
        display: flex;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 0;
        width: 100%;
    }

    .main-nav ul li {
        width: 100%;
    }

    .main-nav ul li a {
        padding: 12px 20px;
        border-bottom: 1px solid #333;
        width: 100%;
        display: block;
    }
    .main-nav ul li:last-child a {
        border-bottom: none;
    }

    .main-nav ul li a::after {
        display: none;
    }

    .dropdown-content {
        position: static;
        box-shadow: none;
        border-radius: 0;
        background-color: #333;
        min-width: unset;
        padding-left: 20px;
    }

    .dropdown-content a {
        padding: 10px 20px;
        border-bottom: 1px solid #444;
    }

    .hamburger-menu {
        display: flex; /* Show hamburger on smaller screens */
    }

    .nav-actions {
        order: 3;
        margin-left: auto;
    }

    .logo {
        order: 1;
        flex-grow: 1;
        text-align: left;
    }

    .lang-selector {
        display: none; /* Hide language selector on mobile for simplicity */
    }

    .top-bar-content {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    .top-bar-content .contact-info, .top-bar-content .social-links {
        margin-bottom: 0;
    }

    .navbar-wrapper {
        flex-wrap: nowrap;
    }
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-col h3::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .social-icons {
        justify-content: center;
        display: flex;
    }
    .payment-methods, .licenses {
        justify-content: center;
    }
    .marquee-icon {
        font-size: 1.2rem;
        margin-right: 10px;
    }
    .marquee-item {
        font-size: 0.85rem;
        margin-right: 30px;
    }
}

/* Font Awesome */
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.4/css/all.min.css');
/* 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;
  }
}