.submit-page {
    max-width: 1100px;
    margin: 0 auto;
}

.submission-panel {
    padding: 2rem;
}

@media (max-width: 768px) {
    .submit-page {
        max-width: 100%;
    }

    .submission-panel {
        padding: 1.25rem;
    }
}

.submission-panel__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 1rem;
    margin-bottom: 1rem;
}

.submission-panel__title {
    margin: 0;
    font-weight: 600;
    color: var(--text-main);
}

.submission-panel__meta {
    font-size: 0.9rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.submission-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem;
    margin-bottom: 1rem;
}

@media (max-width: 640px) {
    .submission-stats {
        grid-template-columns: 1fr;
    }
}

.submission-stat {
    padding: 1rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: #f9fafb;
    text-align: center;
}

.submission-stat--success {
    background: var(--success-bg);
    border-color: var(--success-border);
}

.submission-stat--danger {
    background: var(--error-bg);
    border-color: var(--error-border);
}

.submission-stat__value {
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-main);
    margin-bottom: 0.35rem;
}

.submission-stat--success .submission-stat__value {
    color: var(--success-text);
}

.submission-stat--danger .submission-stat__value {
    color: var(--error-text);
}

.submission-stat__label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.submission-progress {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.submission-progress__label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.submission-progress .progress {
    height: 10px;
}

.submission-progress .progress-bar {
    background: linear-gradient(90deg, #22c55e 0%, #f59e0b 70%, #ef4444 90%);
}

.roster-details {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--surface-color);
    margin-top: 1rem;
}

.roster-details summary {
    list-style: none;
    cursor: pointer;
    padding: 0.95rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    font-weight: 700;
    user-select: none;
}

.roster-details summary::-webkit-details-marker {
    display: none;
}

.roster-summary__left {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-width: 0;
}

.roster-summary__count {
    font-weight: 600;
    font-size: 0.85rem;
    color: currentColor;
    opacity: 0.75;
}

.roster-summary__arrow {
    color: currentColor;
    opacity: 0.75;
    transition: transform 0.15s ease;
}

.roster-details[open] .roster-summary__arrow {
    transform: rotate(180deg);
}

.roster-grid {
    padding: 1rem;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
    gap: 0.5rem;
    background: #f8fafc;
}

.roster-item {
    padding: 0.65rem 0.75rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--surface-color);
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.roster-item__name {
    font-weight: 600;
    font-size: 0.92rem;
    color: var(--text-main);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.roster-item__id {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.roster-item__meta {
    font-size: 0.78rem;
    color: var(--text-secondary);
}

.roster-details--submitted summary {
    background: var(--success-bg);
    color: var(--success-text);
}

.roster-details--submitted .roster-grid {
    background: #f2fdf8;
}

.roster-details--submitted .roster-item {
    border-color: var(--success-border);
}

.roster-details--missing summary {
    background: var(--error-bg);
    color: var(--error-text);
}

.roster-details--missing .roster-grid {
    background: #fff7f7;
}

.roster-details--missing .roster-item {
    border-color: var(--error-border);
}