:root{
    --primary:#0052cc;
    --secondary:#003d99;
    --light:#f5f7fa;
    --success:#28a745;
    --bg-color:#f8fafc;
    --text-color:#333;
    --card-bg:white;
    --card-shadow:rgb(0 0 0 / 8%);
    --faq-answer-bg:#fafafa;
    --border-color:#ddd;
}

[data-theme="dark"] {
    --bg-color:#1a202c;
    --text-color:#f7fafc;
    --card-bg:#2d3748;
    --card-shadow:rgb(0 0 0 / 40%);
    --faq-answer-bg:#1a202c;
    --border-color:#4a5568;
}

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    transition: background-color 0.3s ease, color 0.3s ease;
}

body{
    font-family:"Segoe UI",Arial,sans-serif;
    background:var(--bg-color);
    color:var(--text-color);
    line-height:1.6;
}

header{
    background: linear-gradient(rgb(0 82 204 / 80%), rgb(0 61 153 / 80%)), url('../images/backgrounds/header-bg.jpg');
    background-size: cover;
    background-position: center;
    color:white;
    padding:60px 20px;
    text-align:center;
    position: relative;
}

.logo {
    position: absolute;
    top: 20px;
    left: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    height: 340px;
    width: auto;
}

.logo span {
    font-size: 1.5rem;
    font-weight: bold;
}

header h1{
    font-size:3rem;
}

header p{
    margin-top:10px;
    font-size:1.1rem;
}

.nav-buttons{
    margin-top:25px;
}

.nav-buttons a{
    display:inline-block;
    margin:5px;
    padding:12px 18px;
    border-radius:6px;
    text-decoration:none;
    color:white;
    background:#28a745;
}

.container{
    max-width:1200px;
    margin:auto;
    padding:40px 20px;
}

.section{
    margin-bottom:60px;
}

.section h2{
    color:var(--primary);
    margin-bottom:20px;
}

.search-box{
    width:100%;
    padding:15px;
    border:1px solid var(--border-color);
    border-radius:8px;
    font-size:16px;
    background: var(--card-bg);
    color: var(--text-color);
}

.faq-item{
    background:var(--card-bg);
    margin-bottom:10px;
    border-radius:8px;
    overflow:hidden;
    box-shadow:0 2px 5px var(--card-shadow);
}

.faq-question{
    width:100%;
    text-align:left;
    padding:16px;
    border:none;
    background:var(--card-bg);
    color:var(--text-color);
    font-size:16px;
    font-weight:bold;
    cursor:pointer;
}

.faq-answer{
    display:none;
    padding:15px;
    background:var(--faq-answer-bg);
    border-top:1px solid var(--border-color);
}

.process{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:20px;
}

.step{
    background:var(--card-bg);
    padding:20px;
    border-radius:8px;
    text-align:center;
    box-shadow:0 2px 5px var(--card-shadow);
}

.step span{
    font-size:2rem;
}

.contact-buttons a{
    display:inline-block;
    margin:5px;
    padding:14px 20px;
    color:white;
    text-decoration:none;
    border-radius:8px;
}

.whatsapp{
    background:#25D366;
}

.wechat{
    background:#07C160;
}

.facebook{
    background:#1877F2;
}

.chatbot{
    background:var(--card-bg);
    border-radius:10px;
    padding:20px;
    box-shadow:0 2px 5px var(--card-shadow);
}

.languages button{
    margin:5px;
    padding:10px 15px;
    border:none;
    border-radius:5px;
    background:#0052cc;
    color:white;
    cursor:pointer;
}

.theme-switcher {
    position: absolute;
    top: 20px;
    right: 20px;
}

.theme-switcher select {
    padding: 8px;
    border-radius: 4px;
    border: 1px solid white;
    background: rgb(255 255 255 / 20%);
    color: white;
    cursor: pointer;
}

.theme-switcher select option {
    color: #333;
}

.track-btn{
    padding:12px 25px;
    background:#0052cc;
    color:white;
    border:none;
    border-radius:6px;
    cursor:pointer;
}

.export-notice{
    background:#fff3cd;
    padding:20px;
    border-radius:8px;
}

.contact-form {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 5px var(--card-shadow);
    max-width: 600px;
    margin: 0 auto;
    text-align: left;
}

.contact-form h3 {
    margin-bottom: 20px;
    color: var(--primary);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-color);
    color: var(--text-color);
    font-size: 16px;
}

.form-group textarea {
    resize: vertical;
}

footer{
    background:#003d99;
    color:white;
    text-align:center;
    padding:25px;
}