/* VK-Message-Box (Athena Design System) */
.vk-message-box {
    padding: var(--gap);
    border-radius: 2px;
    margin-bottom: var(--gap);
    display: flex;
    align-items: flex-start;
    gap: var(--gap);
    border: 1px solid transparent;
}

.vk-message-box--leading-icon {
    display: flex;
    align-items: flex-start;
    gap: var(--gap);
}

.vk-message-box--leading-icon i {
    font-size: 20px;
    flex-shrink: 0;
    margin-top: 2px;
}

.vk-message-box.success {
    background-color: var(--color-positive);
    color: var(--white);
}

.vk-message-box.error {
    background-color: var(--color-error);
    color: var(--white);
}

.vk-message-box.warning {
    background-color: var(--color-warning);
    color: var(--gray-darker);
}

.vk-message-box.info {
    background-color: var(--cl-hard);
    color: var(--white);
}

.vk-message-box.positive {
    background-color: var(--color-positive);
    color: var(--white);
}

.vk-message-box.negative {
    background-color: var(--color-negative);
    color: var(--white);
}

.vk-message-box.pending {
    background-color: var(--cl-medium);
    color: var(--white);
}

.vk-message-box.partial {
    background-color: var(--color-warning);
    color: var(--gray-darker);
}

.vk-message-box.default {
    background-color: var(--gray-lighter);
    color: var(--gray-darker);
}

/* VK-Message-Box Outlined Variant */
.vk-message-box--outlined {
    background-color: var(--white);
    border-width: 1px;
    border-style: solid;
}

.vk-message-box--outlined.success {
    background-color: var(--white);
    border-color: var(--color-positive);
    color: var(--color-positive);
}

.vk-message-box--outlined.error {
    background-color: var(--white);
    border-color: var(--color-error);
    color: var(--color-error);
}

.vk-message-box--outlined.warning {
    background-color: var(--white);
    border-color: var(--color-warning);
    color: var(--gray-darker);
}

.vk-message-box--outlined.info {
    background-color: var(--white);
    border-color: var(--cl-hard);
    color: var(--cl-hard);
}

/* VK-State-Box (Athena Design System) */
.vk-state-box {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 60px;
    min-height: 60px;
    padding: 8px;
    border-radius: 4px;
    text-align: center;
    font-weight: 500;
    position: relative;
    color: var(--white);
}

.vk-state-box strong {
    font-size: 1.25rem;
    font-weight: 700;
}

.vk-state-box small {
    font-size: 0.75rem;
    font-weight: 400;
    margin-top: 4px;
}

.vk-state-box.positive {
    background-color: var(--color-positive);
}

.vk-state-box.negative {
    background-color: var(--color-negative);
}

.vk-state-box.pending {
    background-color: var(--cl-medium);
}

.vk-state-box.partial {
    background-color: var(--color-warning);
    color: var(--gray-darker);
}

.vk-state-box.info {
    background-color: var(--cl-hard);
}

.vk-state-box.success {
    background-color: var(--color-success);
}

.vk-state-box.warning {
    background-color: var(--color-warning);
    color: var(--gray-darker);
}

.vk-state-box.error {
    background-color: var(--color-error);
}

.vk-state-box.default {
    background-color: var(--gray);
}

/* VK-State-Box with alert indicator */
.vk-state-box--alert::after {
    content: '';
    position: absolute;
    bottom: 4px;
    right: 4px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--cl-red);
    border: 2px solid var(--white);
}

/* VK-State-Box placeholder */
.vk-state-box--placeholder {
    background-color: var(--gray-lighter);
    color: var(--gray-dark);
    border: 2px dashed var(--gray-light);
}

.vk-state-box.empty {
    background-color: transparent;
    border: 1px solid var(--gray-light);
    color: var(--gray);
}

/* VK-State-Box popout */
.vk-state-box__popout {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 8px;
    background-color: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: 4px;
    padding: 12px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
    z-index: 10;
    min-width: 150px;
    text-align: left;
    color: var(--gray-darker);
}

.vk-state-box[data-vk-popout-expanded="true"] .vk-state-box__popout,
.vk-state-box[aria-expanded="true"] .vk-state-box__popout {
    display: block !important;
}
/* VK-Content-Table (Athena Design System) */
table.vk-content-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--white);
}

.vk-content-table caption {
    text-align: left;
    font-weight: 500;
    color: var(--gray-darker);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.vk-content-table th {
    padding: 8px 12px;
    text-align: left;
    font-weight: 500;
    color: var(--gray-darker);
    border-bottom: 1px solid var(--gray-light);
    background-color: var(--gray-lightest);
}

.vk-content-table td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--gray-lighter);
    vertical-align: top;
}

.vk-content-table tbody tr:last-child td {
    border-bottom: none;
}

/* Dense variant - maximum information density */
.vk-content-table--dense th,
.vk-content-table--dense td {
    padding: 6px 10px;
}

/* Comfortable variant - more breathing room */
.vk-content-table--comfortable th,
.vk-content-table--comfortable td {
    padding: 16px;
}

/* Middle-aligned variant - vertically center content */
.vk-content-table--middle-aligned td {
    vertical-align: middle;
}

/* Interactive variant - hover effect on desktop */
.vk-content-table--interactive tbody tr {
    transition: background-color 0.15s ease;
    cursor: pointer;
}

@media (min-width: 1280px) {
    .vk-content-table--interactive tbody tr:hover {
background-color: var(--gray-lightest);
    }
}
/* Buttons */
.mdc-button {
    background-color: transparent;
    color: var(--cl-hard);
    border: none;
    border-radius: 4px;
    padding: 8px 16px;
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.0892857143em;
    cursor: pointer;
    transition: background-color 0.15s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    min-width: 64px;
    height: 36px;
}

.mdc-button:hover {
    background-color: var(--cl-super-soft);
}

.mdc-button--unelevated {
    background-color: var(--cl-hard);
    color: var(--white);
}

.mdc-button--unelevated:hover {
    background-color: #1e3a7a;
}

.mdc-button--outlined {
    background-color: transparent;
    color: var(--cl-hard);
    border: 1px solid var(--cl-hard);
    padding: 7px 15px;
}

.mdc-button--outlined:hover {
    background-color: var(--cl-super-soft);
}

.mdc-button:disabled {
    background-color: var(--gray-lighter);
    color: var(--gray);
    cursor: not-allowed;
}

/* MDC Button Variants (Athena) */
.mdc-button--vk-negative {
    background-color: var(--color-negative);
    color: var(--white);
}

.mdc-button--vk-negative:hover {
    background-color: #d32f2f;
}

.mdc-button--vk-final {
    background-color: var(--color-positive);
    color: var(--white);
}

.mdc-button--vk-final:hover {
    background-color: #5fa842;
}

.mdc-button--vk-icon {
    min-width: 36px;
    width: 36px;
    height: 36px;
    padding: 6px;
    border-radius: 50%;
}

.mdc-button--vk-icon i {
    margin: 0;
}

.mdc-button--vk-scroller {
    background-color: rgba(38, 65, 143, 0.9);
    color: var(--white);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    min-width: 40px;
    padding: 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.mdc-button--vk-scroller:hover {
    background-color: var(--cl-hard);
}

/* Form Elements */
.form-group {
    margin-bottom: var(--gap-double);
}

.form-label {
    display: block;
    margin-bottom: var(--gap);
    font-weight: 500;
    color: var(--gray-darker);
}

.mdc-text-field {
    position: relative;
    display: inline-flex;
    align-items: center;
    width: 100%;
    min-width: 200px;
}

.mdc-text-field__input {
    width: 100%;
    height: 56px;
    padding: 16px;
    border: 1px solid rgba(0, 0, 0, 0.12);
    border-radius: 4px;
    font-size: 1rem;
    line-height: 1.5;
    background-color: var(--white);
    transition: border-color 0.15s ease;
    font-family: inherit;
}

.mdc-text-field__input:focus {
    border-color: var(--cl-hard);
    outline: none;
    box-shadow: 0 0 0 2px rgba(38, 65, 143, 0.2);
}

.mdc-text-field__input::placeholder {
    color: rgba(0, 0, 0, 0.38);
}

.mdc-text-field__input:disabled {
    background-color: var(--gray-lightest);
    color: rgba(0, 0, 0, 0.38);
    cursor: not-allowed;
}

.mdc-select {
    position: relative;
    display: inline-flex;
    width: 100%;
}

.mdc-select__anchor {
    display: flex;
    align-items: center;
    height: 56px;
    padding: 0 52px 0 16px;
    border: 1px solid rgba(0, 0, 0, 0.12);
    border-radius: 4px;
    background-color: var(--white);
    cursor: pointer;
    transition: border-color 0.15s ease;
    width: 100%;
}

.mdc-select__anchor:focus {
    border-color: var(--cl-hard);
    outline: none;
    box-shadow: 0 0 0 2px rgba(38, 65, 143, 0.2);
}

.mdc-select__dropdown-icon {
    position: absolute;
    right: 16px;
    pointer-events: none;
    color: var(--gray-dark);
}

/* Custom Dropdown Menu Panel */
.vk-select-menu {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background-color: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    max-height: 320px;
    overflow-y: auto;
    z-index: 1000;
}

.vk-select-menu--open {
    display: block;
}

.vk-select-menu__search {
    padding: 12px;
    border-bottom: 1px solid var(--gray-lighter);
}

.vk-select-menu__search input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--gray-light);
    border-radius: 4px;
    font-size: 0.875rem;
    font-family: inherit;
}

.vk-select-menu__option {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    cursor: pointer;
    transition: background-color 0.15s ease;
    gap: 12px;
}

.vk-select-menu__option:hover {
    background-color: var(--gray-lightest);
}

.vk-select-menu__option--selected {
    background-color: var(--gray-lightest);
}

.vk-select-menu__option-badge {
    width: 33px;
    height: 33px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 14px;
    font-weight: 500;
    flex-shrink: 0;
}

.vk-select-menu__option-content {
    flex: 1;
    min-width: 0;
}

.vk-select-menu__option-label {
    font-size: 0.875rem;
    color: var(--gray-darker);
}

.vk-select-menu__option-secondary {
    font-size: 0.75rem;
    color: var(--gray-dark);
}

.vk-select-menu__option-control {
    margin-left: auto;
}

.vk-select-menu__placeholder {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    color: var(--gray);
    font-size: 0.875rem;
    border-bottom: 1px solid var(--gray-lighter);
}

.vk-select-menu__placeholder button {
    min-width: auto;
    padding: 4px;
}

/* Tag/Chip Component */
.vk-select-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
    align-items: center;
}

.vk-select-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 4px 8px 4px 4px;
    background-color: var(--gray-lightest);
    border: 1px solid var(--gray-light);
    border-radius: 16px;
    font-size: 0.813rem;
}

.vk-select-tag__badge {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 11px;
    font-weight: 500;
}

.vk-select-tag__remove {
    background: none;
    border: none;
    padding: 2px;
    cursor: pointer;
    color: var(--gray-dark);
    display: flex;
    align-items: center;
    border-radius: 50%;
}

.vk-select-tag__remove:hover {
    background-color: var(--gray-light);
}

.vk-select-clear {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    background: none;
    border: 1px solid var(--gray-light);
    border-radius: 16px;
    font-size: 0.813rem;
    color: var(--gray-darker);
    cursor: pointer;
}

.vk-select-clear:hover {
    background-color: var(--gray-lightest);
}

/* Radio Button Styling */
.vk-radio {
    position: relative;
    display: inline-block;
    width: 18px;
    height: 18px;
}

.vk-radio__input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    width: 100%;
    height: 100%;
}

.vk-radio__circle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border: 2px solid var(--gray-dark);
    border-radius: 50%;
    background-color: transparent;
    transition: all 0.15s ease;
}

.vk-radio__input:checked + .vk-radio__circle {
    border-color: var(--cl-hard);
}

.vk-radio__inner {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: transparent;
    transition: background-color 0.15s ease;
}

.vk-radio__input:checked + .vk-radio__circle .vk-radio__inner {
    background-color: var(--cl-hard);
}

/* Checkbox */
.mdc-checkbox-wrapper {
    display: flex;
    align-items: center;
    margin-bottom: var(--gap);
}

.mdc-checkbox {
    position: relative;
    display: inline-block;
    width: 18px;
    height: 18px;
    margin-right: var(--gap);
}

.mdc-checkbox__native-control {
    position: absolute;
    margin: 0;
    padding: 0;
    opacity: 0;
    cursor: pointer;
    width: 100%;
    height: 100%;
}

.mdc-checkbox__background {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border: 2px solid var(--gray-dark);
    border-radius: 2px;
    background-color: transparent;
    transition: all 0.15s ease;
}

.mdc-checkbox__native-control:checked + .mdc-checkbox__background {
    background-color: var(--cl-hard);
    border-color: var(--cl-hard);
}

.mdc-checkbox__checkmark {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    transition: opacity 0.15s ease;
    color: var(--white);
    font-size: 14px;
}

.mdc-checkbox__native-control:checked + .mdc-checkbox__background .mdc-checkbox__checkmark {
    opacity: 1;
}

/* Tables */
.vk-table {
    width: 100%;
    overflow-x: auto;
    background-color: var(--white);
    border-radius: 4px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
    margin-bottom: var(--gap-double);
}

.vk-table table {
    width: 100%;
    border-collapse: collapse;
}

.vk-table__field-header {
    padding: 16px;
    text-align: left;
    font-weight: 500;
    color: var(--gray-darker);
    border-bottom: 1px solid var(--gray-light);
    background-color: var(--gray-lightest);
}

.vk-table__cell {
    padding: 16px;
    border-bottom: 1px solid var(--gray-lighter);
    vertical-align: middle;
}

.vk-table__item-row:hover {
    background-color: var(--gray-lightest);
}

.vk-table__cell.align-right {
    text-align: right;
}

.vk-table__cell.align-center {
    text-align: center;
}

/* Cards */
.mdc-card {
    background-color: var(--white);
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: box-shadow 0.15s ease;
    margin-bottom: var(--gap-double);
}

.mdc-card:hover {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.mdc-card__content {
    padding: 16px;
}

.mdc-card__title {
    margin: 0 0 8px 0;
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--gray-darker);
}

.mdc-card__subtitle {
    margin: 0 0 16px 0;
    font-size: 0.875rem;
    color: var(--gray-dark);
}

.mdc-card__actions {
    padding: 8px 16px 16px;
    border-top: 1px solid var(--gray-lighter);
}

.mdc-card__action {
    margin-right: 13px; /* Athena $gap */
}

/* Grid System */
.mdc-layout-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 13px; /* Athena $gap */
    margin-bottom: var(--gap-double);
}

.mdc-layout-grid__cell {
    grid-column: span 12;
}

.mdc-layout-grid__cell--span-6 {
    grid-column: span 6;
}

.mdc-layout-grid__cell--span-4 {
    grid-column: span 4;
}

.mdc-layout-grid__cell--span-3 {
    grid-column: span 3;
}

/* FAB (Floating Action Button) - Athena Design System Component */
.vk-fab-position {
    position: fixed;
    right: 40px;
    bottom: 40px;
    z-index: 6;
}

.mdc-fab {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: var(--cl-green);
    color: var(--white);
    border: none;
    box-shadow: 0 3px 5px -1px rgba(0, 0, 0, 0.2),
        0 6px 10px 0 rgba(0, 0, 0, 0.14),
        0 1px 18px 0 rgba(0, 0, 0, 0.12);
    cursor: pointer;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mdc-fab:hover {
    box-shadow: 0 5px 5px -3px rgba(0, 0, 0, 0.2),
        0 8px 10px 1px rgba(0, 0, 0, 0.14),
        0 3px 14px 2px rgba(0, 0, 0, 0.12);
    transform: scale(1.05);
}

.mdc-fab__icon {
    font-size: 24px;
}

/* FAB Menu Styling */
.mdc-list-item__text {
    text-transform: uppercase;
    font-weight: 500;
    letter-spacing: 0.05em;
}

.vk-flyout {
    display: flex;
    flex-direction: column-reverse;
    align-items: flex-end;
}

.mdc-menu-surface__vk-positioner {
    position: absolute;
    bottom: 6px;
    width: 250px;
    left: -194px;
    pointer-events: none;
}

.mdc-menu {
    background-color: var(--white);
    border-radius: 4px;
    box-shadow: 0 5px 5px -3px rgba(0, 0, 0, 0.2),
        0 8px 10px 1px rgba(0, 0, 0, 0.14),
        0 3px 14px 2px rgba(0, 0, 0, 0.12);
    opacity: 0;
    transform: scale(0.8);
    transform-origin: bottom right;
    transition: all 0.15s ease;
    pointer-events: none;
}

.mdc-menu--open {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
}

.mdc-list {
    list-style: none;
    margin: 0;
    padding: 8px 0;
}

.mdc-list-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    cursor: pointer;
    transition: background-color 0.15s ease;
    text-decoration: none;
    color: var(--gray-darker);
}

.mdc-list-item:hover {
    background-color: var(--cl-super-soft);
}

.mdc-list-item__graphic {
    margin-right: 16px;
    color: var(--gray-dark);
}

.mdc-list-item__text {
    font-size: 0.875rem;
    color: var(--gray-darker);
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: 4px;
    margin-bottom: var(--gap-double);
    display: flex;
    align-items: center;
}

.alert--success {
    background-color: #f1f8ee;
    border-left: 4px solid var(--cl-green);
    color: var(--gray-darker);
}

.alert--warning {
    background-color: #fef6e9;
    border-left: 4px solid var(--cl-yellow);
    color: var(--gray-darker);
}

.alert--error {
    background-color: #feeceb;
    border-left: 4px solid var(--cl-red);
    color: var(--gray-darker);
}

.alert--info {
    background-color: #e9ecf4;
    border-left: 4px solid var(--cl-hard);
    color: var(--gray-darker);
}

.alert__icon {
    margin-right: var(--gap);
    font-size: 20px;
}

/* Loading Spinner */
.loader-small {
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-lighter);
    border-top: 2px solid var(--cl-hard);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

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

/* Badges */
.badge {
    display: inline-block;
    padding: 4px 8px;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    border-radius: 12px;
    letter-spacing: 0.05em;
}

.badge--success {
    background-color: var(--cl-green);
    color: var(--white);
}

.badge--warning {
    background-color: var(--cl-yellow);
    color: var(--white);
}

.badge--error {
    background-color: var(--cl-red);
    color: var(--white);
}

.badge--info {
    background-color: var(--cl-hard);
    color: var(--white);
}

/* Progress Bar */
.progress {
    width: 100%;
    height: 8px;
    background-color: var(--gray-lighter);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: var(--gap-double);
}

.progress__bar {
    height: 100%;
    background-color: var(--cl-hard);
    transition: width 0.3s ease;
}

.progress__bar--success {
    background-color: var(--cl-green);
}

.progress__bar--warning {
    background-color: var(--cl-yellow);
}

.progress__bar--error {
    background-color: var(--cl-red);
}
/* Dialog/Modal Styling */
.vk-dialog {
    z-index: 11;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.vk-dialog--open {
    opacity: 1;
    visibility: visible;
}

.mdc-dialog__container {
    position: relative;
    z-index: 1;
}

.mdc-dialog__surface {
    max-width: 600px;
    max-height: calc(100vh - 120px);
    border-radius: 8px;
    background-color: var(--white);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.mdc-dialog__title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 24px 0;
    margin-bottom: 16px;
}

.mdc-dialog__title h2 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--gray-darker);
}

.mdc-dialog__content {
    padding: 0 24px;
    overflow-y: auto;
    max-height: 60vh;
}

.mdc-dialog__actions {
    padding: 16px 24px 24px;
    display: flex;
    justify-content: flex-end;
    gap: 13px; /* Athena $gap */
}

.mdc-dialog__scrim {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
}

/* Icon System */
.vk-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-style: normal;
    user-select: none;
}

.vk-icon--small {
    font-size: 18px;
    width: 18px;
    height: 18px;
}

.vk-icon--large {
    font-size: 32px;
    width: 32px;
    height: 32px;
}

.vk-icon--app {
    font-size: 48px;
    width: 48px;
    height: 48px;
    border-radius: 8px;
    background-color: var(--cl-soft-background);
    color: var(--cl-hard);
}

/* Icon Badge Sizes */
.vk-icon-badge--tiny { width: 20px; height: 20px; font-size: 12px; }
.vk-icon-badge--small { width: 33px; height: 33px; font-size: 16px; }
.vk-icon-badge--medium { width: 49px; height: 49px; font-size: 24px; }
.vk-icon-badge--large { width: 80px; height: 80px; font-size: 32px; }
.vk-icon-badge--xl { width: 100px; height: 100px; font-size: 40px; }
.vk-icon-badge--mega { width: 160px; height: 160px; font-size: 64px; }

.vk-icon-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--cl-soft-background);
    color: var(--cl-hard);
    font-weight: 500;
    overflow: hidden;
}

.vk-icon-badge img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}
/* Expansion Panels */
.vk-expansion-panel {
    border: 1px solid var(--gray-light);
    border-radius: 4px;
    margin-bottom: 13px; /* Athena $gap */
    overflow: hidden;
}

.vk-expansion-panel__header {
    background-color: var(--gray-lightest);
}

.vk-expansion-panel__toggle {
    width: 100%;
    padding: 16px;
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background-color 0.15s ease;
}

.vk-expansion-panel__toggle:hover {
    background-color: var(--gray-smooth);
}

.vk-expansion-panel__title {
    font-weight: 500;
    color: var(--gray-darker);
}

.vk-expansion-panel__icon {
    color: var(--gray-dark);
    transition: transform 0.15s ease;
}

.vk-expansion-panel__toggle[aria-expanded="true"] .vk-expansion-panel__icon {
    transform: rotate(180deg);
}

.vk-expansion-panel__content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.vk-expansion-panel__content--expanded {
    max-height: 1000px;
}

.vk-expansion-panel__body {
    padding: 16px;
}

/* Table Name Toggle Button */
.vk-table__header-with-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
}

.vk-name-toggle-button {
    background-color: var(--cl-hard);
    border: none;
    border-radius: 50%;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--white);
    transition: all 0.15s ease;
    padding: 0;
    flex-shrink: 0;
}

.vk-name-toggle-button:hover {
    background-color: #1e3a7a;
    transform: scale(1.05);
}

.vk-name-toggle-button i {
    font-size: 18px;
}

/* Table Sortable Header */
.vk-table__sortable-header {
    display: flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    user-select: none;
}

.vk-table__sort-icon {
    font-size: 20px;
    color: var(--cl-hard);
}

.vk-table__sort-icon--asc {
    /* Ascending sort indicator */
}

.vk-table__sort-icon--desc {
    /* Descending sort indicator */
}

/* Attendance Widget */
.vk-attendance-widget {
    background-color: var(--white);
    border: 1px solid var(--gray-lighter);
    border-radius: 4px;
    padding: var(--gap-double);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
}

.vk-attendance-widget__title {
    font-size: 1.25rem;
    font-weight: 500;
    margin: 0 0 var(--gap) 0;
    color: var(--gray-darker);
    text-align: center;
}

.vk-attendance-widget__summary {
    text-align: center;
    font-size: 0.875rem;
    color: var(--gray-dark);
    margin-bottom: var(--gap);
}

.vk-attendance-widget__chart-container {
    display: flex;
    justify-content: center;
    margin: var(--gap-double) 0;
}

.vk-attendance-widget__footer {
    font-size: 0.75rem;
    color: var(--gray-dark);
    text-align: center;
    margin: var(--gap) 0 0 0;
    font-style: italic;
}

.vk-attendance-percentage {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--cl-hard);
}

/* Donut Chart */
.vk-donut-chart {
    display: block;
}

.vk-donut-chart--empty circle {
    stroke: var(--gray-lighter);
}

/* Attendance Legend */
.vk-attendance-legend {
    display: flex;
    flex-direction: column;
    gap: var(--gap);
}

.vk-attendance-legend__item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
}

.vk-attendance-legend__color {
    width: 16px;
    height: 16px;
    border-radius: 2px;
    flex-shrink: 0;
}

.vk-attendance-legend__label {
    color: var(--gray-darker);
}

.vk-attendance-legend__value {
    color: var(--gray-dark);
    margin-left: auto;
}

/* Attendance Calendar */
.vk-attendance-calendar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--gap-double);
    margin-top: var(--gap-double);
}

.vk-attendance-calendar__month {
    flex: 1;
    min-width: 200px;
}

.vk-attendance-calendar__month-title {
    font-size: 0.875rem;
    font-weight: 500;
    margin: 0 0 var(--gap) 0;
    color: var(--gray-darker);
}

.vk-attendance-calendar__days {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(36px, 1fr));
    gap: 4px;
}

.vk-attendance-day {
    width: 36px;
    height: 36px;
    border-radius: 2px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--white);
    position: relative;
}

.vk-attendance-day .day-number {
    font-size: 0.625rem;
    opacity: 0.8;
}

.vk-attendance-day .day-status {
    font-size: 0.875rem;
    font-weight: 700;
}

.vk-attendance-day--present {
    background-color: var(--color-positive);
}

.vk-attendance-day--valid-absence {
    background-color: var(--color-warning);
    color: var(--gray-darker);
}

.vk-attendance-day--invalid-absence {
    background-color: var(--color-negative);
}

/* Level Icons in Tables */
.vk-level-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.vk-level-icon--success {
    background-color: var(--color-positive);
    color: var(--white);
}

.vk-level-icon--warning {
    background-color: var(--color-negative);
    color: var(--white);
}

.vk-level-icon i {
    font-size: 20px;
}

/* Publish Toggle Button */
.vk-publish-display {
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: flex-end;
}

.vk-publish-toggle {
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    color: var(--gray);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.15s ease;
    flex-shrink: 0;
}

.vk-publish-toggle:hover {
    background-color: var(--cl-super-soft);
    color: var(--gray-darker);
}

.vk-publish-toggle--published {
    color: var(--cl-hard);
}

.vk-publish-toggle--published:hover {
    color: var(--gray-dark);
}

.vk-publish-date {
    font-size: 0.813rem;
    color: var(--gray-dark);
    white-space: nowrap;
    display: none;
}

.vk-publish-toggle--published ~ .vk-publish-date {
    display: inline;
}
/* Grading Overview Table */
.vk-grading-overview {
    background-color: var(--white);
    border: 1px solid var(--gray-lighter);
    border-radius: 4px;
    overflow: hidden;
}

.vk-grading-overview__scroll {
    overflow-x: auto;
    overflow-y: visible;
}

.vk-grading-overview__footer {
    padding: var(--gap);
    border-top: 1px solid var(--gray-lighter);
    text-align: left;
}

.vk-grading-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 0.875rem;
}

.vk-grading-table__header {
    padding: 8px 6px;
    text-align: center;
    font-weight: 500;
    color: var(--gray-darker);
    border-bottom: 1px solid var(--gray-light);
    background-color: var(--gray-lightest);
    white-space: nowrap;
    font-size: 0.75rem;
    text-transform: uppercase;
}

.vk-grading-table__header--sticky {
    position: sticky;
    left: 0;
    z-index: 2;
    background-color: var(--gray-lightest);
    text-align: left;
    min-width: 180px;
    box-shadow: 2px 0 4px rgba(0, 0, 0, 0.05);
}

.vk-grading-table__row {
    border-bottom: 1px solid var(--gray-lighter);
}

.vk-grading-table__cell {
    padding: 8px 6px;
    text-align: center;
    border-right: 1px solid var(--gray-lighter);
    font-size: 0.875rem;
}

.vk-grading-table__cell--name {
    position: sticky;
    left: 0;
    background-color: var(--white);
    text-align: left;
    font-weight: 500;
    z-index: 1;
    min-width: 180px;
    box-shadow: 2px 0 4px rgba(0, 0, 0, 0.05);
}

.vk-grading-table__row:hover .vk-grading-table__cell {
    background-color: var(--gray-lightest);
}

.vk-grading-table__row:hover .vk-grading-table__cell--name {
    background-color: var(--gray-lightest);
}

/* Grade Cell Colors */
.vk-grade {
    font-weight: 700;
    color: var(--white);
    min-width: 40px;
}

.vk-grade--a {
    background-color: #66bb6a; /* Green - Excellent */
}

.vk-grade--b {
    background-color: #9575cd; /* Purple - Very Good */
}

.vk-grade--c {
    background-color: #42a5f5; /* Blue - Good */
}

.vk-grade--d {
    background-color: #ffa726; /* Orange - Warning */
}

.vk-grade--e {
    background-color: #ffca28; /* Yellow - Sufficient */
    color: var(--gray-darker);
}

.vk-grade--f {
    background-color: #ef5350; /* Red - Fail */
}

.vk-grade--none {
    background-color: transparent;
    color: var(--gray);
    font-weight: normal;
}
/* Chart Components */
.vk-chart-container {
    background-color: var(--white);
    border: 1px solid var(--gray-lighter);
    border-radius: 4px;
    padding: var(--gap-double);
}

.vk-chart-title {
    font-size: 1.125rem;
    font-weight: 500;
    margin: 0 0 var(--gap-double) 0;
    color: var(--gray-darker);
}

.vk-chart-subtitle {
    font-size: 1rem;
    font-weight: 500;
    margin: 0 0 var(--gap) 0;
    color: var(--gray-darker);
}

.vk-line-chart {
    margin-bottom: var(--gap-double);
}

.vk-chart-svg {
    width: 100%;
    height: auto;
    max-width: 800px;
}

/* Chart Legend */
.vk-chart-legend {
    display: flex;
    flex-wrap: wrap;
    gap: var(--gap-double);
    justify-content: center;
    margin: var(--gap-double) 0;
}

.vk-chart-legend__item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
}

.vk-chart-legend__line {
    width: 32px;
    height: 3px;
    border-radius: 1px;
}

.vk-chart-legend__line--dashed {
    background-image: repeating-linear-gradient(
to right,
var(--gray-dark) 0px,
var(--gray-dark) 4px,
transparent 4px,
transparent 8px
    );
    background-color: transparent !important;
}

.vk-chart-legend__box {
    width: 16px;
    height: 16px;
    border-radius: 2px;
    flex-shrink: 0;
}

/* Chart Pagination */
.vk-chart-pagination {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--gap);
    margin-top: var(--gap);
}

.vk-chart-pagination__btn {
    background: none;
    border: none;
    padding: 4px;
    cursor: pointer;
    color: var(--cl-hard);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color 0.15s ease;
}

.vk-chart-pagination__btn:hover {
    background-color: var(--cl-super-soft);
}

.vk-chart-pagination__btn:disabled {
    color: var(--gray-light);
    cursor: not-allowed;
}

.vk-chart-pagination__text {
    font-size: 0.875rem;
    color: var(--gray-dark);
}

/* Tabs Component */
.vk-tabs__title {
    font-size: 1rem;
    font-weight: 500;
    margin: 0 0 var(--gap) 0;
    color: var(--gray-darker);
}

.vk-tabs__tab-list {
    display: flex;
    border-bottom: 2px solid var(--gray-lighter);
}

.vk-tabs__tab {
    background: none;
    border: none;
    padding: var(--gap) var(--gap-double);
    cursor: pointer;
    color: var(--gray-dark);
    font-weight: 500;
    font-size: 0.875rem;
    letter-spacing: 0.04em;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.15s ease;
}

.vk-tabs__tab:hover {
    color: var(--cl-hard);
    background-color: var(--cl-super-soft);
}

.vk-tabs__tab--active {
    color: var(--cl-hard);
    border-bottom-color: var(--cl-hard);
}
/* Hero Section */
.hero-section {
    height: 300px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    margin-bottom: var(--gap-double);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1;
}

.hero-content {
    text-align: center;
    max-width: 600px;
    padding: var(--gap-double);
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 300;
    margin-bottom: var(--gap);
    color: var(--white);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5),
         0 4px 8px rgba(0, 0, 0, 0.3),
         0 1px 2px rgba(0, 0, 0, 0.8);
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 300;
    color: var(--white);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5),
         0 2px 6px rgba(0, 0, 0, 0.3);
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, 
        rgba(0, 0, 0, 0.3) 0%, 
        rgba(0, 0, 0, 0.1) 50%, 
        rgba(0, 0, 0, 0.3) 100%);
    z-index: 1;
}

@media (max-width: 768px) {
    .hero-section {
height: 200px;
    }

    .hero-title {
font-size: 2rem;
    }

    .hero-subtitle {
font-size: 1.1rem;
    }
}