/* PCA 前台样式 */
.pca-dashboard {
    max-width: 860px;
    margin: 0 auto;
}
.pca-dashboard h2 {
    margin-top: 32px;
    border-bottom: 2px solid #eee;
    padding-bottom: 8px;
}
.pca-form .pca-input {
    width: 100%;
    max-width: 560px;
    padding: 8px 10px;
    box-sizing: border-box;
}
.pca-btn {
    background: #2271b1;
    border: none;
    color: #fff;
    padding: 8px 22px;
    cursor: pointer;
    border-radius: 3px;
    font-size: 15px;
}
.pca-btn:hover {
    background: #135e96;
}
.pca-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}
.pca-msg {
    min-height: 1.4em;
    margin: 8px 0 0;
}
.pca-msg.pca-ok {
    color: #1a7f37;
}
.pca-msg.pca-err {
    color: #d63638;
}
.pca-login-hint {
    text-align: center;
    padding: 40px 0;
}

.pca-order-card {
    border: 1px solid #e2e2e2;
    border-radius: 6px;
    padding: 16px 20px;
    margin-bottom: 16px;
    background: #fff;
}
.pca-order-card h3 {
    margin: 0 0 8px;
}
.pca-meta {
    color: #777;
    font-size: 13px;
    margin: 0 0 10px;
}
.pca-status {
    display: inline-block;
    font-size: 12px;
    padding: 2px 10px;
    border-radius: 12px;
    background: #eee;
    color: #555;
    vertical-align: middle;
}
.pca-status-pending_pricing { background: #f0f0f1; color: #555; }
.pca-status-pending_payment { background: #fff8e5; color: #b7791f; }
.pca-status-pending_confirm { background: #e8f0fe; color: #1a56db; }
.pca-status-pending_upload { background: #f3e8ff; color: #7e22ce; }
.pca-status-completed { background: #e6f4ea; color: #1a7f37; }
.pca-price {
    font-size: 20px;
    color: #d63638;
}
.pca-qrcodes {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    margin: 8px 0;
}
.pca-btn-danger {
    background: #d63638;
    border-color: #d63638;
    color: #fff;
}
.pca-qrcode img {
    max-width: 220px;
    height: auto;
    display: block;
    margin: 8px 0;
}

/* 文档查看器 */
.pca-doc-viewer {
    border: 1px solid #e2e2e2;
    border-radius: 4px;
    background: #fafafa;
    padding: 16px 20px;
    margin: 12px 0;
    max-height: 520px;
    overflow-y: auto;
}
.pca-doc-content h1, .pca-doc-content h2, .pca-doc-content h3 {
    margin-top: 1em;
}
.pca-doc-content pre {
    background: #f0f0f1;
    padding: 12px;
    overflow-x: auto;
    border-radius: 4px;
}
.pca-doc-content code {
    background: #f0f0f1;
    padding: 1px 5px;
    border-radius: 3px;
}
.pca-doc-content pre code {
    background: none;
    padding: 0;
}
.pca-doc-content table {
    border-collapse: collapse;
    width: 100%;
}
.pca-doc-content th, .pca-doc-content td {
    border: 1px solid #ddd;
    padding: 6px 10px;
}

/* 聊天窗口 */
.pca-chat {
    border-top: 1px dashed #ddd;
    margin-top: 16px;
    padding-top: 12px;
}
.pca-chat h4 {
    margin: 0 0 10px;
}
.pca-remaining {
    font-weight: normal;
    font-size: 13px;
    color: #777;
    margin-left: 10px;
}
.pca-chat-messages {
    border: 1px solid #e2e2e2;
    border-radius: 4px;
    height: 260px;
    overflow-y: auto;
    padding: 10px 14px;
    margin-bottom: 10px;
    background: #fbfbfb;
}
.pca-chat-msg {
    margin-bottom: 10px;
    line-height: 1.6;
    white-space: pre-wrap;
    word-break: break-word;
}
.pca-chat-user strong { color: #2271b1; }
.pca-chat-assistant strong { color: #1a7f37; }
.pca-chat-input-row {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}
.pca-chat-input {
    flex: 1;
    padding: 8px 10px;
    resize: vertical;
    box-sizing: border-box;
}

/* 统一知识库问答面板 */
.pca-chat-panel {
    border: 1px solid #e2e2e2;
    border-radius: 6px;
    padding: 16px 20px;
    margin-bottom: 16px;
    background: #fff;
}
.pca-chat-panel .pca-chat-messages {
    height: 320px;
}

/* 有效期提示 */
.pca-exp-warn {
    color: #d63638;
    font-weight: bold;
}
.pca-expired {
    color: #d63638;
    font-weight: bold;
}

/* 链接样式的按钮（下载文档） */
a.pca-btn.pca-btn-link {
    text-decoration: none;
    display: inline-block;
    color: #fff;
}
a.pca-btn.pca-btn-link:hover {
    color: #fff;
}
/* 次要按钮（取消续费） */
.pca-btn.pca-btn-plain {
    background: #f0f0f1;
    color: #333;
}
.pca-btn.pca-btn-plain:hover {
    background: #e0e0e0;
}

/* ---------- 问课世界：首页 Hero（柑橘大横幅，全屏宽） ---------- */
html, body { overflow-x: clip; } /* 防止全宽横幅产生横向滚动条 */
.pca-hero {
    background: linear-gradient(rgba(8,25,45,.60), rgba(8,25,45,.32)), url('../images/hero-citrus.jpg') center 70%/cover no-repeat;
    color: #fff;
    border-radius: 0;
    padding: 90px 32px;
    margin: 0 calc(50% - 50vw) 32px;
    min-height: 62vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}
.pca-hero-inner { max-width: 760px; margin: 0 auto; width: 100%; }
.pca-hero-title { font-size: 44px; margin: 0 0 8px; color: #fff; letter-spacing: 2px; text-shadow: 0 2px 12px rgba(0,0,0,.45); }
.pca-hero-tagline { font-size: 20px; color: #eaf3fc; margin: 0 0 24px; text-shadow: 0 1px 8px rgba(0,0,0,.5); }
.pca-hero-desc { background: rgba(255,255,255,.08); border-radius: 8px; padding: 20px 24px; }
.pca-hero-desc p { margin: 0 0 12px; color: #eef4fb; }
.pca-hero-desc ul { margin: 0; padding-left: 4px; list-style: none; }
.pca-hero-desc li { margin: 8px 0; color: #eef4fb; line-height: 1.7; }
.pca-hero-cta { margin-top: 28px; display: flex; gap: 12px; flex-wrap: wrap; }
.pca-hero-steps { margin-top: 20px; font-size: 14px; color: #bcd6ee; }
.pca-btn-lg { padding: 12px 34px; font-size: 17px; border-radius: 6px; text-decoration: none; display: inline-block; }
.pca-btn-primary { background: #ff7a1a; }
.pca-btn-primary:hover { background: #e56a0e; }
.pca-btn-ghost { background: transparent; border: 2px solid #fff; color: #fff; }
.pca-btn-ghost:hover { background: rgba(255,255,255,.15); }

/* ---------- 注册 / 登录 ---------- */
.pca-auth-box { max-width: 520px; margin: 24px auto; background: #fff; border: 1px solid #e5e5e5; border-radius: 10px; padding: 32px; box-shadow: 0 2px 12px rgba(0,0,0,.05); }
.pca-auth-title { margin: 0 0 20px; font-size: 24px; text-align: center; }
.pca-auth-form label { display: block; margin: 14px 0; font-size: 15px; }
.pca-auth-form input[type=text], .pca-auth-form input[type=password], .pca-auth-form input[type=email], .pca-auth-form textarea { width: 100%; padding: 10px 12px; margin-top: 6px; box-sizing: border-box; border: 1px solid #ccc; border-radius: 4px; font-size: 15px; }
.pca-contact-row { display: flex; gap: 8px; margin-top: 6px; }
.pca-contact-row input { margin-top: 0 !important; flex: 1; }
.pca-cc-select { max-width: 150px; padding: 10px 6px; border: 1px solid #ccc; border-radius: 4px; font-size: 14px; background: #fff; }
.pca-hint { color: #888; font-size: 13px; }
.pca-form-msg { min-height: 1.4em; font-size: 14px; }
.pca-form-msg.ok { color: #1a7f37; }
.pca-form-msg.err { color: #c0392b; }
.pca-auth-switch { text-align: center; margin-top: 16px; font-size: 14px; color: #666; }
.pca-auth-form .pca-btn { width: 100%; padding: 12px; font-size: 16px; }

/* ---------- 费用说明 ---------- */
.pca-pricing { max-width: 860px; margin: 0 auto; }
.pca-section-title { font-size: 26px; margin: 8px 0 20px; }
.pca-price-cards { display: flex; gap: 16px; flex-wrap: wrap; }
.pca-price-card { flex: 1; min-width: 240px; border: 1px solid #e5e5e5; border-radius: 10px; padding: 24px; background: #fafcff; }
.pca-price-card h3 { margin: 0 0 12px; font-size: 18px; }
.pca-price-number { font-size: 34px; font-weight: bold; color: #1b4f8a; margin: 0 0 12px; }
.pca-price-number span { font-size: 15px; font-weight: normal; color: #666; }
.pca-pricing-notes { margin-top: 28px; background: #fff; border: 1px solid #e5e5e5; border-radius: 10px; padding: 24px; }
.pca-pricing-notes h3 { margin: 20px 0 8px; font-size: 17px; }
.pca-pricing-notes h3:first-child { margin-top: 0; }
.pca-pricing-notes .pca-hero-cta { margin-top: 20px; }
.pca-pricing-notes .pca-btn-ghost { border-color: #2271b1; color: #2271b1; }
.pca-pricing-notes .pca-btn-ghost:hover { background: #eef4fb; }
.pca-muted { color: #777; font-size: 14px; }

/* ---------- 工单 ---------- */
.pca-ticket-wrap { max-width: 760px; margin: 0 auto; }
.pca-ticket-wrap .pca-auth-form { max-width: 100%; }
.pca-ticket-list { display: flex; flex-direction: column; gap: 12px; }
.pca-ticket-item { border: 1px solid #e5e5e5; border-radius: 8px; padding: 16px; background: #fff; }
.pca-ticket-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.pca-ticket-status { font-size: 13px; padding: 3px 10px; border-radius: 20px; white-space: nowrap; }
.pca-ticket-open { background: #fff3cd; color: #856404; }
.pca-ticket-answered { background: #d4edda; color: #155724; }
.pca-ticket-closed { background: #e9ecef; color: #6c757d; }
.pca-ticket-time { margin: 6px 0; }
.pca-ticket-content { margin: 8px 0; line-height: 1.7; }
.pca-ticket-reply { margin-top: 12px; background: #f0f7ff; border-left: 3px solid #2271b1; padding: 12px 14px; border-radius: 0 6px 6px 0; line-height: 1.7; }
.pca-dashboard-links { margin: 0 0 8px; font-size: 14px; }

/* 全屏宽：用 alignfull 避开主题受限布局的 auto 边距，再用高优先级选择器兜底 */
.is-layout-constrained > .pca-hero.alignfull,
.entry-content > .pca-hero.alignfull,
.wp-block-post-content > .pca-hero.alignfull {
    max-width: 100vw !important;
    margin-left: calc(50% - 50vw) !important;
    margin-right: calc(50% - 50vw) !important;
}

/* ---------- 首页功能四宫格 ---------- */
.pca-feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin: 22px 0 6px; }
.pca-feature-card { background: rgba(8,25,45,.45); border-radius: 8px; padding: 14px 12px; text-align: center; backdrop-filter: blur(2px); }
.pca-feature-icon { font-size: 26px; }
.pca-feature-name { font-weight: bold; margin: 6px 0 4px; color: #fff; font-size: 15px; }
.pca-feature-desc { font-size: 12.5px; color: #cfe3f7; line-height: 1.5; }
@media (max-width: 480px) {
    .pca-hero { padding: 44px 18px; min-height: 0; }
    .pca-hero-title { font-size: 34px; }
    .pca-hero-tagline { font-size: 16px; }
    .pca-btn-lg { padding: 10px 22px; font-size: 15px; }
}

/* ---------- 功能介绍页 ---------- */
.pca-features-page { max-width: 760px; margin: 0 auto; }
.pca-feature-detail { background: #fff; border: 1px solid #e5e5e5; border-radius: 10px; padding: 22px 24px; margin: 14px 0; }
.pca-feature-detail h3 { margin: 0 0 10px; font-size: 18px; }
.pca-feature-detail p { margin: 0; line-height: 1.8; color: #333; }
.pca-steps { margin: 0; padding-left: 22px; line-height: 2; color: #333; }
.pca-features-page .pca-hero-cta { margin: 24px 0 8px; }
.pca-btn-blue { border-color: #2271b1 !important; color: #2271b1 !important; }
.pca-btn-blue:hover { background: #eef4fb !important; }