.subpage-container {
    max-width: 1180px;
    padding-top: 24px;
}

.subpage-shell-updates {
    max-width: 1040px;
}

.subpage-topbar {
    margin-bottom: 22px;
}

.subpage-topbar .theme-toggle {
    min-width: 144px;
}

.subpage-nav-button {
    text-decoration: none;
}

.subpage-nav-button:hover {
    text-decoration: none;
}

.updates-timeline {
    border-radius: 28px;
    padding: 28px 30px 30px;
}

.update-entry + .update-entry {
    margin-top: 28px;
    padding-top: 28px;
    border-top: 1px solid var(--border-color);
}

.update-entry-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 14px 18px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}

.update-version {
    font-size: 1.22rem;
    font-weight: 800;
    color: var(--text-primary);
}

.update-date {
    color: var(--text-secondary);
    font-size: 0.92rem;
}

.update-badge {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 12px;
    border-radius: 999px;
    background: var(--accent-bg);
    color: var(--accent-primary);
    font-size: 0.8rem;
    font-weight: 700;
}

.update-section + .update-section {
    margin-top: 18px;
}

.update-section h3 {
    margin: 0 0 10px;
    color: var(--text-primary);
    font-size: 0.98rem;
}

.update-section ul {
    margin: 0;
    padding-left: 20px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.update-section li + li {
    margin-top: 6px;
}

.feedback-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.7fr) minmax(280px, 1fr);
    gap: 22px;
}

.feedback-panel {
    border-radius: 28px;
    padding: 28px 30px 30px;
}

.feedback-panel h2 {
    margin: 0 0 20px;
    color: var(--text-primary);
    font-size: 1.16rem;
}

.feedback-form {
    display: grid;
    gap: 18px;
}

.feedback-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 18px;
}

.feedback-panel .form-group {
    min-width: 0;
}

.feedback-panel input,
.feedback-panel select,
.feedback-panel textarea {
    background: rgba(255,255,255,0.7);
}

body:not(.light-mode) .feedback-panel input,
body:not(.light-mode) .feedback-panel select,
body:not(.light-mode) .feedback-panel textarea {
    background: rgba(15, 23, 42, 0.42);
}

.feedback-honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
    pointer-events: none;
}

.feedback-form-actions {
    display: flex;
    justify-content: flex-start;
    padding-top: 4px;
}

.feedback-submit {
    min-width: 132px;
}

.feedback-tips {
    display: grid;
    gap: 14px;
}

.feedback-tip {
    padding: 16px 18px;
    border-radius: 18px;
    background: var(--accent-bg);
}

.feedback-tip strong {
    display: block;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.feedback-tip p {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.72;
}

.feedback-submit-result {
    min-height: 16px;
    margin-top: 18px;
}

.feedback-result-card {
    padding: 14px 16px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    line-height: 1.72;
}

.feedback-result-card p {
    margin: 8px 0 0;
}

.feedback-result-card.is-success {
    background: var(--accent-bg);
}

.feedback-result-card.is-error {
    background: rgba(231, 76, 60, 0.12);
    color: #c0392b;
}

body:not(.light-mode) .feedback-result-card.is-error {
    color: #ffb4a9;
}

.feedback-result-meta {
    margin-top: 8px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.loading,
.no-data {
    padding: 26px 8px;
    color: var(--text-secondary);
    text-align: center;
    line-height: 1.7;
}

@media (max-width: 900px) {
    .feedback-layout {
        grid-template-columns: 1fr;
    }

    .feedback-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 780px) {
    .subpage-container {
        padding-top: 18px;
    }

    .subpage-topbar {
        border-radius: 22px;
    }

    .updates-timeline,
    .feedback-panel {
        border-radius: 22px;
        padding: 22px 18px 24px;
    }

    .update-entry + .update-entry {
        margin-top: 22px;
        padding-top: 22px;
    }
}