* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    min-height: 100%;
    font-family: Arial, Helvetica, sans-serif;
    background: #f4f6f9;
    color: #222;
}

.siteHeader {
    background: #2f5597;
    color: #fff;
    padding: 22px 28px;
    border-bottom: 5px solid #7ba8e8;
}

.headerContent {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 25px;
}

.companyName {
    font-size: 14px;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.9;
}

.siteHeader h1 {
    margin: 5px 0 0 0;
    font-size: 28px;
    font-weight: normal;
}

.mainContent {
    max-width: 1100px;
    margin: 35px auto;
    padding: 0 20px;
    min-height: 500px;
}

.panel {
    background: #fff;
    border: 1px solid #dce0e4;
    padding: 30px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.panel h2 {
    margin-top: 0;
    color: #2f5597;
}

.hidden {
    display: none;
}

.primaryButton,
.secondaryButton,
.downloadButton {
    display: inline-block;
    border: 0;
    cursor: pointer;
    text-decoration: none;
    font-size: 15px;
    padding: 11px 18px;
    border-radius: 3px;
}

.primaryButton,
.downloadButton {
    background: #2f5597;
    color: #fff;
}

.primaryButton:hover,
.downloadButton:hover {
    background: #244578;
}

.secondaryButton {
    background: #dce0e4;
    color: #222;
}

.secondaryButton:hover {
    background: #cbd0d5;
}

.userInfo {
    text-align: right;
    font-size: 14px;
}

.userInfo a {
    color: #fff;
}

.customerHeader {
    border-bottom: 1px solid #dce0e4;
    margin-bottom: 20px;
    padding-bottom: 15px;
}

.subscriptionInfo {
    font-size: 14px;
    color: #555;
}

.packageCard {
    border: 1px solid #dce0e4;
    margin-bottom: 15px;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 25px;
}

.packageName {
    font-size: 18px;
    font-weight: bold;
    color: #2f5597;
}

.packageDetails {
    margin-top: 7px;
    color: #555;
    font-size: 14px;
}

.packageActions {
    flex-shrink: 0;
}

.emptyPackages {
    padding: 25px;
    text-align: center;
    background: #f4f6f9;
    border: 1px solid #dce0e4;
}

.errorPanel {
    border-left: 5px solid #a12622;
}

.siteFooter {
    max-width: 1100px;
    margin: 25px auto;
    padding: 20px;
    border-top: 1px solid #dce0e4;
    display: flex;
    justify-content: space-between;
    color: #666;
    font-size: 13px;
}

@media (max-width: 700px) {

    .headerContent,
    .packageCard,
    .siteFooter {
        flex-direction: column;
        align-items: flex-start;
    }

    .userInfo {
        text-align: left;
    }

    .packageActions {
        width: 100%;
    }

    .downloadButton {
        width: 100%;
    }
}