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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
    color: #2c3e50;
    line-height: 1.6;
    padding: 20px;
}

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

.header-section {
    background: #ffffff;
    padding: 40px;
    margin-bottom: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.header-section:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 50px rgba(0,0,0,0.12);
}

.logo {
    margin-bottom: 20px;
    text-align: center;
}

.logo h1 {
    background: linear-gradient(135deg, #ff6633 0%, #ff9966 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 42px;
    font-weight: 800;
    letter-spacing: -1px;
    margin: 0;
}

.logo .it6 {
    font-size: 22px;
    vertical-align: super;
}

.timestamp {
    text-align: center;
    font-size: 18px;
    font-weight: 600;
    color: #ff6633;
    margin: 20px 0;
    padding: 12px 24px;
    background: linear-gradient(135deg, #fff5f0 0%, #ffe8db 100%);
    border-radius: 25px;
    display: inline-block;
    width: auto;
}

.addresses {
    margin: 30px 0;
    padding: 25px;
    background: #f8f9fa;
    border-radius: 16px;
    border-left: 4px solid #ff6633;
}

.addresses h3 {
    color: #2c3e50;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 15px;
}

.address-item {
    margin: 8px 0;
    padding-left: 8px;
    color: #546e7a;
    font-size: 15px;
}

.pin-icon {
    color: #ff6633;
    margin-right: 8px;
    font-size: 18px;
}

.contact-info {
    margin: 25px 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.contact-info div {
    padding: 15px 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 12px;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.contact-info div:hover {
    background: linear-gradient(135deg, #fff5f0 0%, #ffe8db 100%);
    transform: translateX(5px);
    border-color: #ff6633;
}

.contact-info strong {
    color: #2c3e50;
    font-size: 13px;
    display: block;
    margin-bottom: 5px;
}

.contact-info a {
    color: #ff6633;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.contact-info a:hover {
    color: #ff9966;
}

.payment-info {
    margin: 25px 0;
    line-height: 1.8;
}

.payment-info > div {
    margin: 12px 0;
    padding-left: 5px;
}

.checkmark {
    color: #10b981;
    font-weight: bold;
    margin-right: 10px;
    font-size: 16px;
}

.note {
    font-size: 14px;
    color: #64748b;
    margin-left: 30px;
    margin-top: 5px;
    line-height: 1.6;
}

.guarantee-box {
    text-align: center;
    margin: 30px 0;
    padding: 25px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(16, 185, 129, 0.3);
}

.guarantee-box strong {
    color: #ffffff;
    font-size: 16px;
    line-height: 1.8;
    display: block;
}

.search-container {
    position: sticky;
    top: 20px;
    z-index: 1000;
    background: #ffffff;
    padding: 25px 40px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    margin-bottom: 30px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

.search-container h2 {
    text-align: center;
    margin: 0 0 20px 0;
    color: #2c3e50;
    font-size: 24px;
    font-weight: 700;
}

.search-wrapper {
    text-align: center;
}

input[type="text"] {
    width: 100%;
    max-width: 600px;
    padding: 16px 24px;
    font-size: 16px;
    border: 2px solid #e2e8f0;
    border-radius: 50px;
    outline: none;
    transition: all 0.3s ease;
    background: #f8f9fa;
}

input[type="text"]:focus {
    border-color: #ff6633;
    background: #ffffff;
    box-shadow: 0 0 0 4px rgba(255, 102, 51, 0.1);
}

table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-top: 20px;
    background: #ffffff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
}

th, td {
    padding: 18px 20px;
    text-align: left;
    border-bottom: 1px solid #e2e8f0;
}

th {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: #ffffff;
    font-weight: 600;
    font-size: 15px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

tbody tr {
    transition: all 0.3s ease;
}

tbody tr:hover {
    background: linear-gradient(135deg, #fff5f0 0%, #ffe8db 100%);
    transform: scale(1.01);
}

tbody tr:last-child td {
    border-bottom: none;
}

.product-link {
    color: #ff6633;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
}

.product-link:hover {
    color: #ff9966;
    transform: translateX(5px);
}

.loading {
    display: none;
    padding: 40px;
    text-align: center;
    color: #64748b;
    font-size: 18px;
}

.loading.show {
    display: block;
}

.spinner {
    border: 4px solid #e2e8f0;
    border-top: 4px solid #ff6633;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 0.8s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@media (max-width: 768px) {
    body {
        padding: 10px;
    }
    .header-section, .search-container {
        padding: 20px;
        border-radius: 16px;
    }
    .logo h1 {
        font-size: 32px;
    }
    .contact-info {
        grid-template-columns: 1fr;
    }
    th, td {
        padding: 12px;
        font-size: 14px;
    }
}