.ifhub-portal-page {
    background: linear-gradient(180deg, #fbf9ff 0%, #f8f4fd 100%);
}

.ifhub-portal-page .ifhub-page-hero {
    background: linear-gradient(180deg, rgba(45,26,76,0.04), rgba(255,255,255,0.96));
}

.ifhub-portal-page .ifhub-site-header {
    background: rgba(255,255,255,0.92);
    border-bottom: 1px solid var(--color-border);
}

.ifhub-dashboard-shell {
    padding: 2rem;
    border: 1px solid rgba(126,96,191,0.12);
    border-radius: var(--radius-lg);
    background: linear-gradient(180deg, rgba(255,255,255,0.96), rgba(249,244,255,0.92));
    box-shadow: var(--shadow-md);
}

.ifhub-stat-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.ifhub-stat-card,
.ifhub-submission-card,
.ifhub-detail-panel {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.ifhub-stat-card {
    position: relative;
    overflow: hidden;
    padding: 1.35rem;
    background: linear-gradient(180deg, rgba(255,255,255,0.98), rgba(251,248,255,0.95));
}
.ifhub-portal-page .ifhub-stat-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--gradient-accent);
}

.ifhub-stat-card span {
    color: var(--color-ink-muted);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.ifhub-stat-card strong {
    display: block;
    margin-top: 0.4rem;
    color: var(--color-ink);
    font-size: 2rem;
    font-family: var(--font-heading);
    font-weight: 500;
}

.ifhub-submission-list {
    display: grid;
    gap: 1rem;
}

.ifhub-submission-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 1rem;
    align-items: start;
    padding: 1.25rem;
    transition: transform var(--duration-md) var(--ease-out), box-shadow var(--duration-md) var(--ease-out), border-color var(--duration-md) var(--ease-out);
}
.ifhub-submission-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: rgba(126,96,191,0.18);
}

.ifhub-submission-card h3 {
    color: var(--color-ink);
    margin-bottom: 0.3rem;
}

.ifhub-submission-card .ifhub-meta-line,
.ifhub-submission-card .ifhub-meta-subline {
    margin: 0.15rem 0 0;
    color: var(--color-ink-muted);
    font-size: 0.92rem;
}

.ifhub-submission-side {
    display: grid;
    gap: 0.75rem;
    justify-items: end;
    min-width: 13rem;
}

.ifhub-deadline-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.35rem 0.7rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    border: 1px solid transparent;
}

.ifhub-deadline-on-track {
    color: #21506f;
    background: #eef6ff;
    border-color: #d7e8ff;
}

.ifhub-deadline-awaiting-upload {
    color: #9a3412;
    background: #fff7ed;
    border-color: #fed7aa;
}

.ifhub-deadline-due-soon {
    color: #7c4f13;
    background: #fff5e8;
    border-color: #f4d8b0;
}

.ifhub-deadline-overdue {
    color: #8a2233;
    background: #fff0f3;
    border-color: #f4c3cf;
}

.ifhub-deadline-complete {
    color: #1f6a53;
    background: #edf8f3;
    border-color: #ccebdc;
}

.ifhub-detail-panel {
    padding: 1.75rem;
    margin-bottom: 1rem;
}

.ifhub-detail-panel h2,
.ifhub-detail-panel h3 {
    color: var(--color-ink);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}

.ifhub-meta-list {
    display: grid;
    gap: 0.5rem;
}

.ifhub-meta-list strong {
    color: var(--color-ink);
    font-weight: 600;
}

.ifhub-meta-list div {
    color: var(--color-ink-muted);
}

.ifhub-file-box,
.ifhub-audio-box,
.ifhub-report-box {
    display: grid;
    gap: 0.75rem;
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: rgba(248,246,252,0.7);
}
.ifhub-file-box {
    border-left: 3px solid var(--color-primary);
}
.ifhub-audio-box {
    border-left: 3px solid var(--color-secondary);
}
.ifhub-report-box {
    border-left: 3px solid var(--color-primary);
    background: linear-gradient(135deg, rgba(248,246,252,0.8), rgba(243,236,255,0.7));
}

.ifhub-feedback-form {
    display: grid;
    gap: 1rem;
}

.ifhub-admin-filter-note {
    margin-bottom: 1rem;
    color: var(--color-ink-muted);
    font-size: 0.92rem;
}

.ifhub-detail-grid {
    display: grid;
    gap: 1.25rem;
    grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
}

@media (max-width: 992px) {
    .ifhub-stat-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .ifhub-detail-grid {
        grid-template-columns: 1fr;
    }

    .ifhub-submission-card {
        grid-template-columns: 1fr;
    }

    .ifhub-submission-side {
        justify-items: start;
        min-width: 0;
    }
}

@media (max-width: 640px) {
    .ifhub-dashboard-shell,
    .ifhub-detail-panel {
        padding: 1.25rem;
    }

    .ifhub-stat-grid {
        grid-template-columns: 1fr;
    }
}