body {
    margin: 0;
    font-family: "Open Sans","Helvetica Neue",sans-serif;
    font-size: 14px;
}

.page-container {
    min-height: 100vh;
    max-width: 1500px;
    margin: auto;
    padding: 0 32px;
    display: flex;
    flex-direction: column;
}
.content-container {
    flex-grow: 1;
    display: flex;
    flex-direction: row;
}

.page-header {
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 64px;
    border-bottom: 1px solid #c8c8c8;
}
.page-header h1 {
    margin: 0;
}
.page-header .nds-logo,
.page-header .rub-logo,
.page-header .buw-logo {
    height: 56px;
    width: auto;
    max-width: 240px;
}
.page-header .rub-logo {
    margin-right: 12px;
}
.page-header .header-logos-left {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.page-header .header-logos-right {
    display: flex;
    align-items: center;
}

.sidebar {
    padding: 32px 16px;
}
.sidebar .ui-menu {
    width: 250px;
}
/* Sidebar general links: inactive */
.sidebar .ui-menu .ui-menuitem-link, .sidebar .ui-menu .ui-menuitem-link span {
    color: #000 !important;
    font-weight: bold !important;
    background: transparent !important;
}
/* Sidebar active: more specific, must come after general rule */
.sidebar .ui-menu .ui-menuitem-link.active,
.sidebar .ui-menu .ui-menuitem-link.active > span,
.sidebar .ui-menu .ui-menuitem-link.active .ui-menuitem-text {
    color: #fff !important;
    background: #003560 !important;
    font-weight: bold !important;
}
.sidebar .ui-menu .ui-menuitem.active > .ui-menuitem-link,
.sidebar .ui-menu .ui-menuitem.active > .ui-menuitem-link > span,
.sidebar .ui-menu .ui-menuitem.active .ui-menuitem-link,
.sidebar .ui-menu .ui-menuitem.active .ui-menuitem-link span,
.sidebar .ui-menu .active > .ui-menuitem-link,
.sidebar .ui-menu .active > .ui-menuitem-link > span {
    color: #fff !important;
    background: #003560 !important;
    font-weight: bold !important;
}
.sidebar .ui-menu .ui-menuitem-link:hover, .sidebar .ui-menu .ui-menuitem-link:focus {
    background: #89ba17 !important;
    color: #fff !important;
}
.sidebar .ui-menu .ui-menuitem.active .ui-menuitem-link, .sidebar .ui-menu .ui-menuitem.active .ui-menuitem-link span,
.sidebar .ui-menu .active {
    background: #003560 !important;
    color: #fff !important;
    font-weight: bold !important;
}
.ui-tabs .ui-tabs-nav .ui-state-default {
    background: transparent !important;
    color: #003560 !important;
    font-weight: bold !important;
    transition: background 0.3s, color 0.3s;
}
.ui-tabs .ui-tabs-nav .ui-state-default:hover {
    background: #89ba17 !important;
    color: #fff !important;
    border-color: #7fad18 !important;
}
.ui-tabs .ui-tabs-nav .ui-state-active {
    background-color: #003560 !important;
    color: #fff !important;
    font-weight: bold !important;
}

.main-content {
    padding: 32px;
    flex-grow: 1;
}
.ui-tabs {
    height: 100%;
    display: flex;
    flex-direction: column;
}
.ui-tabs-panels {
    flex-grow: 1;
}
.ui-tabs-panel {
    height: 100%;
    display: flex;
    flex-direction: column;
}
body .ui-tabs .ui-tabs-panels .ui-tabs-panel {
    padding: 1em;
}

.button {
    margin: 0;
    padding: .5em 1em;
    background-color: #003560;
    color: #fff;
    border: 1px solid #003560;
    border-radius: 4px;
    cursor: pointer;
    transition: 0.3s;
}
.button:disabled {
    color: #c8c8c8;
    background-color: #003560;
    opacity: 0.5;
    cursor: not-allowed;
}

.button:hover {
    background-color: #89ba17;
    border: 1px solid #7fad18;
    color: #fff;
}

.ui-tabs-panel iframe {
    flex-grow: 1;
    display: block;
    width: 100%;
    border: 1px solid #000;
    margin-top: 1em;
}

.db-reset-form {
    align-self: flex-end;
    float: right;
}
.db-reset-form .submit-check {
    vertical-align: middle;
    transition: opacity 0.1s ease-out;
    opacity: 0;
}
.db-reset-form.success .submit-check {
    opacity: 1;
}

.button-row {
    display: flex;
    align-items: baseline;
}
.button-row button {
    margin: 0;
    background-color: #003560;
    color: #fff;
    border: 1px solid #003560;
    border-left-width: 0;
    padding: .3em 0.75em;
    cursor: pointer;
}
.button-row button:first-child {
    margin-left: 8px;
    border-left-width: 1px;
    border-top-left-radius: 4px;
    border-bottom-left-radius: 4px;
}
.button-row button:last-child {
    border-top-right-radius: 4px;
    border-bottom-right-radius: 4px;
}
.button-row button:hover {
    background-color: #89ba17;
    border-color: #7fad18;
    color: #fff;
}
.button-row button:active {
    background-color: #89ba17;
    border-color: #7fad18;
    color: #fff;
}
.button-row button.active {
    background-color: #003560;
    color: #fff;
}
input.io-field, textarea.io-field {
    border: 1px solid black;
    width: 100%;
    font-family: monospace;
    padding: 8px;
}

pre {
    white-space: pre-wrap;
    word-wrap: anywhere;
}

.row {
    display: flex;
    flex-direction: row;
    column-gap: 16px;
}
.col {
    display: flex;
    flex-direction: column;
}
.col > label {
    display: block;
}
/* Style radio buttons to use RUB blue */
input[type="radio"] {
    accent-color: #003560;
}

/* Verifier sections styling */
.verifier-section {
    margin: 20px 0;
}

.verifier-section h3 {
    color: #003560;
    font-size: 18px;
    font-weight: bold;
    margin: 15px 0 10px 0;
    border-bottom: 2px solid #003560;
    padding-bottom: 5px;
}

.verifier-item {
    display: flex;
    align-items: center;
    margin: 8px 0;
    padding: 5px 0;
}

.verifier-item input[type="radio"] {
    margin-right: 8px;
}

.verifier-label {
    margin-right: 10px;
    font-weight: 500;
}

.hint-container {
    margin-left: 5px;
}

.hint-toggle {
    cursor: pointer;
    color: #89ba17;
    font-size: 16px;
    padding: 2px 5px;
    border-radius: 3px;
    transition: background-color 0.2s;
    user-select: none;
}

.hint-toggle:hover {
    background-color: #f0f8e7;
}

.hint-content {
    display: none;
    margin-top: 8px;
    padding: 8px 12px;
    background-color: #f9f9f9;
    border-left: 3px solid #89ba17;
    border-radius: 3px;
    font-size: 13px;
    color: #555;
    max-width: 300px;
}

.hidden-code {
    display: none;
    line-break: anywhere;
}

/* JWT Textarea with Backdrop Highlighting */
.jwt-container {
    position: relative;
}

.jwt-textarea {
    background: transparent !important;
    color: transparent !important;
    caret-color: #000 !important;
    z-index: 2;
    position: relative;
    resize: vertical;
    /* Ensure exact font matching */
    font-family: 'Courier New', Courier, monospace !important;
    font-size: 14px !important;
    line-height: 1.5 !important;
    letter-spacing: 0 !important;
    word-spacing: 0 !important;
    font-weight: normal !important;
    text-transform: none !important;
}

.jwt-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding: 8px;
    box-sizing: border-box;
    z-index: 1;
    pointer-events: none;
    white-space: pre-wrap;
    word-wrap: break-word;
    overflow: hidden;
    /* Exact same font properties as textarea */
    font-family: 'Courier New', Courier, monospace;
    font-size: 14px;
    line-height: 1.5;
    letter-spacing: 0;
    word-spacing: 0;
    font-weight: normal;
    text-transform: none;
    /* Remove conflicting styles */
    border: none;
    border-radius: 0;
}

/* JWT Color Scheme - adapted from jwt.io */
.jwt-header {
    background-color: #89ba17; /* Green for header */
    color: black;
    padding: 2px 0;
}

.jwt-payload {
    background-color: white; /* Gray for payload */ 
    color: black;
    padding: 2px 0;
}

.jwt-signature {
    background-color: #003560; /* Your blue for signature */
    color: white;
    padding: 2px 0;
}

.jwt-dot {
    background-color: #ee7203;;
    color: white;
    padding: 2px 0;
    font-weight: bold;
}

.jwt-invalid {
    color: #dc3545;
}

.flag-display {
    display: inline-block;
    background: #222;
    color: #fff;
    padding: 0.5em 1em;
    border-radius: 6px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 1.3em;
    margin: 0 1em;
    letter-spacing: 1px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}
.flag-tada {
    font-size: 2em;
    vertical-align: middle;
    margin: 0 0.2em;
}