.qd-breadcrumb {
    background: #fff;
    border-bottom: 1px solid var(--com-border);
    padding: 14px 0;
    font-size: 13px;
    color: var(--com-gray-light);
}

.qd-breadcrumb a {
    color: var(--com-gray);
    transition: color 200ms ease;
}

.qd-breadcrumb a:hover {
    color: var(--com-blue);
}

.qd-breadcrumb-sep {
    margin: 0 6px;
    color: var(--com-border);
}

.qd-breadcrumb-current {
    color: var(--com-slate);
}

.qd-main {
    padding: 32px 0 64px;
    background: var(--com-bg-soft);
    min-height: 60vh;
}

.qd-layout {
    display: flex;
    gap: 24px;
    align-items: flex-start;
}

.qd-content {
    flex: 1;
    min-width: 0;
}

.qd-sidebar {
    flex: 0 0 300px;
    position: sticky;
    top: 80px;
}

.qd-question-card {
    background: #fff;
    border: 1px solid var(--com-border);
    border-radius: var(--com-radius-lg);
    padding: 28px 32px;
}

.qd-question-header {
    margin-bottom: 16px;
}

.qd-question-status {
    margin-bottom: 12px;
}

.qd-status-badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
}

.qd-status-badge--open {
    background: var(--com-amber-light);
    color: var(--com-amber);
}

.qd-status-badge--answered {
    background: var(--com-green-light);
    color: var(--com-green);
}

.qd-question-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--com-navy);
    line-height: 1.5;
    margin: 0;
}

.qd-question-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.qd-question-author {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--com-slate);
    transition: color 200ms ease;
}

.qd-question-author:hover {
    color: var(--com-blue);
}

.qd-author-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    object-fit: cover;
}

.qd-author-name {
    font-size: 14px;
    font-weight: 600;
}

.qd-question-time,
.qd-question-views {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    color: var(--com-gray-light);
}

.qd-question-software {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: var(--com-bg-soft);
    border-radius: var(--com-radius);
}

.qd-software-label {
    font-size: 13px;
    color: var(--com-gray-light);
    flex: 0 0 auto;
}

.qd-software-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    background: var(--com-indigo-light);
    color: var(--com-indigo);
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    transition: all 200ms ease;
}

.qd-software-link:hover {
    background: var(--com-indigo);
    color: #fff;
}

.qd-software-logo {
    width: 20px;
    height: 20px;
    border-radius: 3px;
    object-fit: contain;
}

.qd-answers-section {
    margin-top: 24px;
}

.qd-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.qd-section-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--com-navy);
    margin: 0;
}

.qd-answers-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
    background: var(--com-border);
    border: 1px solid var(--com-border);
    border-radius: var(--com-radius-lg);
    overflow: hidden;
}

.qd-answer-item {
    display: flex;
    gap: 20px;
    padding: 24px;
    background: #fff;
}

.qd-answer-vote {
    flex: 0 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.qd-vote-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--com-border);
    border-radius: var(--com-radius-sm);
    background: var(--com-bg-soft);
    color: var(--com-gray-light);
    cursor: pointer;
    transition: all 200ms ease;
}

.qd-vote-btn:hover {
    border-color: var(--com-blue);
    color: var(--com-blue);
    background: var(--com-blue-light);
}

.qd-answer-body {
    flex: 1;
    min-width: 0;
}

.qd-answer-content {
    font-size: 15px;
    line-height: 1.7;
    color: var(--com-slate);
    word-break: break-word;
}

.qd-answer-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--com-radius-sm);
    margin: 8px 0;
}

.qd-answer-pending {
    margin-top: 8px;
    padding: 6px 12px;
    background: var(--com-amber-light);
    color: var(--com-amber);
    border-radius: 4px;
    font-size: 12px;
}

.qd-answer-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid var(--com-bg-muted);
    flex-wrap: wrap;
    gap: 8px;
}

.qd-answer-author {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.qd-answer-author > a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--com-slate);
    transition: color 200ms ease;
}

.qd-answer-author > a:hover {
    color: var(--com-blue);
}

.qd-answer-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: cover;
}

.qd-answer-name {
    font-size: 14px;
    font-weight: 600;
}

.qd-answer-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
}

.qd-badge--vendor {
    background: var(--com-blue-light);
    color: var(--com-blue);
}

.qd-badge--consultant {
    background: var(--com-green-light);
    color: var(--com-green);
}

.qd-answer-company {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--com-gray);
}

.qd-answer-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.qd-answer-time {
    font-size: 12px;
    color: var(--com-gray-light);
}

.qd-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border: 1px solid var(--com-border);
    border-radius: 4px;
    font-size: 12px;
    color: var(--com-gray);
    transition: all 200ms ease;
}

.qd-action-btn:hover {
    border-color: var(--com-blue);
    color: var(--com-blue);
    background: var(--com-blue-light);
}

.qd-action-btn--phone:hover {
    border-color: var(--com-green);
    color: var(--com-green);
    background: var(--com-green-light);
}

.qd-answers-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
    background: #fff;
    border: 1px solid var(--com-border);
    border-radius: var(--com-radius-lg);
    color: var(--com-gray-light);
    text-align: center;
}

.qd-answers-empty svg {
    margin-bottom: 12px;
    opacity: 0.4;
}

.qd-answers-empty p {
    font-size: 14px;
    color: var(--com-gray);
    margin: 0;
}

.qd-reply-section {
    margin-top: 24px;
    background: #fff;
    border: 1px solid var(--com-border);
    border-radius: var(--com-radius-lg);
    padding: 24px;
}

.qd-reply-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.qd-reply-user {
    display: flex;
    align-items: center;
    gap: 10px;
}

.qd-reply-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
}

.qd-reply-username {
    font-size: 14px;
    font-weight: 600;
    color: var(--com-navy);
}

.qd-reply-textarea {
    width: 100%;
    min-height: 140px;
    padding: 14px 16px;
    border: 1px solid var(--com-border);
    border-radius: var(--com-radius);
    font-size: 14px;
    color: var(--com-navy);
    line-height: 1.6;
    resize: vertical;
    outline: none;
    transition: border-color 200ms ease, box-shadow 200ms ease;
    font-family: inherit;
}

.qd-reply-textarea:focus {
    border-color: var(--com-blue);
    box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.1);
}

.qd-reply-textarea::placeholder {
    color: var(--com-gray-light);
}

.qd-reply-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.qd-reply-error {
    font-size: 12px;
    color: var(--com-rose);
    display: none;
}

.qd-reply-error.is-visible {
    display: block;
}

.qd-reply-counter {
    font-size: 12px;
    color: var(--com-gray-light);
}

.qd-reply-submit {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 28px;
    background: linear-gradient(135deg, #1677ff, #06b6d4);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 200ms ease;
    font-family: inherit;
}

.qd-reply-submit:hover {
    background: linear-gradient(135deg, #4096ff, #22d3ee);
    box-shadow: 0 4px 12px rgba(22, 119, 255, 0.3);
}

.qd-reply-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.qd-reply-login {
    text-align: center;
    padding: 32px 24px;
}

.qd-reply-login p {
    font-size: 14px;
    color: var(--com-gray);
    margin: 0 0 16px;
}

.qd-reply-login-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 28px;
    background: linear-gradient(135deg, #1677ff, #06b6d4);
    color: #fff;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    transition: all 200ms ease;
}

.qd-reply-login-btn:hover {
    background: linear-gradient(135deg, #4096ff, #22d3ee);
    box-shadow: 0 4px 12px rgba(22, 119, 255, 0.3);
}

.qd-sidebar-card {
    background: #fff;
    border: 1px solid var(--com-border);
    border-radius: var(--com-radius-lg);
    overflow: hidden;
    margin-bottom: 16px;
}

.qd-sidebar-card-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--com-border);
    color: var(--com-blue);
}

.qd-sidebar-card-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--com-navy);
    margin: 0;
}

.qd-sidebar-software {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
}

.qd-sidebar-sw-logo {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    border: 1px solid var(--com-border);
    object-fit: contain;
    padding: 4px;
}

.qd-sidebar-sw-info {
    flex: 1;
    min-width: 0;
}

.qd-sidebar-sw-name {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: var(--com-navy);
    margin-bottom: 4px;
    transition: color 200ms ease;
}

.qd-sidebar-sw-name:hover {
    color: var(--com-blue);
}

.qd-sidebar-sw-community {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--com-gray);
    transition: color 200ms ease;
}

.qd-sidebar-sw-community:hover {
    color: var(--com-blue);
}

.qd-sidebar-questions {
    padding: 8px 0;
}

.qd-sidebar-question {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 16px;
    transition: background 150ms ease;
}

.qd-sidebar-question:hover {
    background: var(--com-bg-soft);
}

.qd-sidebar-q-count {
    flex: 0 0 auto;
    min-width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--com-bg-muted);
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    color: var(--com-gray);
}

.qd-sidebar-q-title {
    flex: 1;
    min-width: 0;
    font-size: 13px;
    color: var(--com-slate);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 150ms ease;
}

.qd-sidebar-question:hover .qd-sidebar-q-title {
    color: var(--com-blue);
}

.qd-sidebar-softwares {
    padding: 8px 0;
}

.qd-sidebar-sw-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    transition: background 150ms ease;
}

.qd-sidebar-sw-item:hover {
    background: var(--com-bg-soft);
}

.qd-sidebar-sw-item-logo {
    width: 24px;
    height: 24px;
    border-radius: 4px;
    object-fit: contain;
}

.qd-sidebar-sw-item-name {
    flex: 1;
    min-width: 0;
    font-size: 13px;
    color: var(--com-slate);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    transition: color 150ms ease;
}

.qd-sidebar-sw-item:hover .qd-sidebar-sw-item-name {
    color: var(--com-blue);
}

@media screen and (max-width: 768px) {
    .qd-layout {
        flex-direction: column;
        gap: 16px;
    }

    .qd-sidebar {
        flex: none;
        width: 100%;
        position: static;
    }

    .qd-question-card {
        padding: 20px 16px;
    }

    .qd-question-title {
        font-size: 18px;
    }

    .qd-question-meta {
        gap: 10px;
    }

    .qd-answer-item {
        padding: 16px 14px;
        gap: 12px;
    }

    .qd-answer-vote {
        display: none;
    }

    .qd-answer-content {
        font-size: 14px;
    }

    .qd-answer-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .qd-answer-actions {
        width: 100%;
        justify-content: flex-start;
    }

    .qd-reply-section {
        padding: 16px;
    }

    .qd-reply-textarea {
        min-height: 100px;
    }

    .qd-reply-footer {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
    }

    .qd-reply-submit {
        width: 100%;
        justify-content: center;
    }
}

@media screen and (max-width: 480px) {
    .qd-breadcrumb {
        font-size: 12px;
        padding: 10px 0;
    }

    .qd-question-title {
        font-size: 16px;
    }

    .qd-question-software {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }

    .qd-answer-name {
        font-size: 13px;
    }

    .qd-answer-badge {
        font-size: 10px;
        padding: 1px 6px;
    }

    .qd-action-btn {
        font-size: 11px;
        padding: 3px 8px;
    }
}