/* 项目资料页：样式独立作用于本页，避免旧版多层覆盖相互影响。 */
.program-guide {
    --pg-ink: #082844;
    --pg-blue: #173f68;
    --pg-gold: #c3943b;
    --pg-muted: #5b6b78;
    --pg-line: #dde4e9;
    --pg-mist: #f2f6f8;
    color: var(--pg-ink);
    background: #fff;
    font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}

.program-guide .pg-shell {
    margin-inline: auto;
}

.program-guide a:focus-visible,
.program-guide summary:focus-visible {
    outline: 2px solid var(--pg-gold);
    outline-offset: 5px;
}

.pg-hero {
    padding: 28px 0 46px;
    background: #f7f9fa;
    border-bottom: 1px solid var(--pg-line);
}

.pg-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-bottom: 32px;
    color: var(--pg-muted);
    font-size: 12px;
}

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

.pg-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 64px;
    align-items: center;
}

.pg-hero-grid--text { grid-template-columns: minmax(0, 800px); }
.pg-hero-copy { min-width: 0; }

.pg-eyebrow {
    margin: 0 0 14px;
    color: var(--pg-blue);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: .08em;
}

.pg-hero h1 {
    margin: 0;
    font-size: clamp(30px, 3vw, 42px);
    font-weight: 600;
    line-height: 1.4;
    letter-spacing: -.035em;
    overflow-wrap: anywhere;
    text-wrap: balance;
}

.pg-summary {
    max-width: 590px;
    margin: 22px 0 0;
    color: var(--pg-muted);
    font-size: 15px;
    line-height: 1.9;
}

.pg-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 14px;
    margin: 18px 0 0;
    padding: 0;
    list-style: none;
    font-size: 12px;
    color: var(--pg-muted);
}

.pg-tags li + li { border-left: 1px solid #c8d2d9; padding-left: 14px; }
.pg-actions { display: flex; flex-wrap: wrap; gap: 18px 26px; align-items: center; margin-top: 28px; }

.program-guide .pg-button {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    min-height: 48px;
    padding: 12px 22px;
    background: var(--pg-blue);
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: background-color .2s;
}

.program-guide .pg-button:hover { background: var(--pg-ink); }
.pg-text-link { display: inline-flex; gap: 16px; align-items: center; min-height: 44px; font-size: 13px; }
.pg-text-link:hover { color: var(--pg-blue); text-decoration: underline; text-underline-offset: 5px; }

.pg-cover { position: relative; margin: 0; min-width: 0; background: #e4edf0; }
.pg-cover img { display: block; width: 100%; height: 300px; object-fit: cover; }
.pg-cover figcaption { position: absolute; right: 0; bottom: 0; padding: 8px 18px; color: #fff; background: #082844df; font-size: 12px; }

/* 目录是轻量的阅读工具，不增加装饰性卡片。 */
.pg-directory { position: sticky; top: 0; z-index: 35; border-bottom: 1px solid var(--pg-line); background: #fffffffa; }
.pg-directory-inner { display: flex; align-items: center; gap: 28px; }
.pg-directory-label { flex-shrink: 0; font-size: 12px; font-weight: 600; color: var(--pg-muted); }
.pg-directory-links { display: flex; gap: 28px; overflow-x: auto; scrollbar-width: thin; min-width: 0; }
.pg-directory a { flex-shrink: 0; padding: 19px 0; border-bottom: 2px solid transparent; font-size: 13px; }
.pg-directory a:hover, .pg-directory a:focus-visible { border-bottom-color: var(--pg-gold); color: var(--pg-blue); }

.pg-body-grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: clamp(35px, 4vw, 75px); align-items: start; padding-block: 48px 64px; }
.pg-main { min-width: 0; }
.pg-section { padding: 0 0 32px; margin: 0 0 32px; border-bottom: 1px solid var(--pg-line); scroll-margin-top: 90px; }
.pg-section > h2 { margin: 0 0 20px; font-size: 24px; line-height: 1.5; font-weight: 600; }

/* 蓝金双段短线统一正文标题层级，保留正文的清爽阅读感。 */
.pg-section > h2,
.pg-heading-row h2 {
    position: relative;
    padding-bottom: 14px;
}

.pg-section > h2::after,
.pg-heading-row h2::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 68px;
    height: 3px;
    background: linear-gradient(to right, var(--pg-blue) 0 18px, transparent 18px 24px, var(--pg-gold) 24px 68px);
}

.pg-section-note { margin: -8px 0 20px; font-size: 13px; color: var(--pg-muted); }

.pg-prose { color: #384e5e; font-size: 16px; line-height: 1.95; overflow-wrap: anywhere; }
.pg-prose p { margin: 0 0 18px; }
.pg-prose h2, .pg-prose h3, .pg-prose h4 { margin: 28px 0 14px; color: var(--pg-ink); font-size: 20px; font-weight: 600; line-height: 1.5; }
.pg-prose > :first-child { margin-top: 0; }
.pg-prose > :last-child { margin-bottom: 0; }
.pg-prose ul, .pg-prose ol { margin: 0; padding-left: 1.5em; }
.pg-prose li { padding-left: .25em; margin-bottom: 10px; }
.pg-prose li::marker { color: var(--pg-gold); }
.pg-prose img, .pg-prose video { display: block; max-width: 100%; height: auto; margin: 24px auto; }
.pg-prose table { display: block; max-width: 100%; overflow-x: auto; border-collapse: collapse; }
.pg-prose td, .pg-prose th { padding: 10px 12px; border: 1px solid var(--pg-line); }
.pg-prose a { color: var(--pg-blue); text-decoration: underline; text-underline-offset: 3px; }
.pg-prose blockquote { margin: 24px 0; border-left: 3px solid var(--pg-gold); padding: 16px 22px; background: var(--pg-mist); }
/* 办理流程：默认纵向；按正文容器宽度展开，侧栏不影响断点判断。 */
.pg-process { container: project-process / inline-size; }
.pg-process-track { position: relative; }
.pg-prose .pg-steps {
    --pg-columns: 1;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 24px 0;
    margin: 0;
    padding: 10px 0;
    list-style: none;
}
.pg-prose .pg-steps > li { position: relative; min-width: 0; margin: 0; padding: 0 0 0 34px; }
.pg-step-heading { min-width: 0; }
.pg-step-number { display: block; color: #94702d; font: 500 13px/20px Georgia, "Times New Roman", serif; letter-spacing: .045em; }
.pg-step-title { color: var(--pg-ink); font-size: 16px; font-weight: 500; line-height: 1.65; overflow-wrap: anywhere; }
.pg-step-node { position: absolute; top: 3px; left: 0; z-index: 1; width: 14px; height: 14px; border-radius: 50%; background: var(--pg-gold); box-shadow: 0 0 0 5px #fff; }
.pg-step-description { margin-top: 8px; color: var(--pg-muted); font-size: 13px; line-height: 1.8; overflow-wrap: anywhere; }
.pg-step-description:empty { margin: 0; }
.pg-step-description p { margin: 0 0 8px; }
.pg-step-description > :last-child { margin-bottom: 0; }
.pg-prose .pg-steps > li:not(:last-child)::before { content: ""; position: absolute; left: 6px; top: 10px; bottom: -34px; border-left: 1px dashed var(--pg-gold); }
.pg-process-path { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; pointer-events: none; fill: none; stroke: var(--pg-gold); stroke-width: 1; stroke-dasharray: 3 3; }
.pg-process-track.is-connected .pg-steps > li::before { display: none; }

/* 不支持容器查询或子网格的浏览器继续使用完整可读的纵向流程。 */
@supports (grid-template-rows: subgrid) {
    @container project-process (min-width: 580px) {
        .pg-prose .pg-steps { --pg-columns: 3; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 24px; padding: 8px 28px 0; }
        .pg-prose .pg-steps > li { display: grid; grid-template-rows: subgrid; grid-row: span 4; padding: 0; text-align: center; }
        .pg-step-heading { display: contents; }
        .pg-step-number { grid-row: 1; }
        .pg-step-title { grid-row: 2; padding-bottom: 12px; }
        .pg-step-node { position: relative; grid-row: 3; top: auto; left: auto; justify-self: center; align-self: center; margin: 5px 0; }
        .pg-step-description { grid-row: 4; margin: 0; padding: 12px 0 34px; }
        .pg-step-description:empty { padding: 0 0 32px; }
        .pg-prose .pg-steps > li::before { display: none; }
    }
    @container project-process (min-width: 800px) {
        .pg-prose .pg-steps { --pg-columns: 5; grid-template-columns: repeat(5, minmax(0, 1fr)); }
    }
}

.pg-notice { margin: 4px 0 38px; padding: 20px 24px; border-left: 3px solid var(--pg-gold); background: #f8f7f3; scroll-margin-top: 90px; }
.pg-notice h2 { margin: 0 0 8px; font-size: 16px; }
.pg-notice p { margin: 0; color: var(--pg-muted); font-size: 13px; line-height: 1.9; }

.pg-sidebar { align-self: stretch; min-width: 0; }
.pg-facts { padding: 22px 24px; background: var(--pg-mist); border-top: 2px solid var(--pg-gold); }
.pg-facts h2 { margin: 0 0 18px; font-size: 17px; }
.pg-facts dl { margin: 0; }
.pg-facts dl > div + div { margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--pg-line); }
.pg-facts dt { margin-bottom: 7px; color: var(--pg-muted); font-size: 12px; }
.pg-facts dd { margin: 0; font-size: 14px; line-height: 1.8; overflow-wrap: anywhere; }
.pg-contact { position: sticky; top: 90px; margin-top: 28px; padding: 26px 24px; border: 1px solid var(--pg-line); }
.pg-contact:first-child { margin-top: 0; }
.pg-contact .pg-eyebrow { font-size: 11px; margin-bottom: 12px; }
.pg-contact h2 { font-size: 22px; font-weight: 500; line-height: 1.5; margin: 0 0 12px; text-wrap: balance; }
.pg-contact > p:not(.pg-eyebrow) { margin: 0 0 20px; font-size: 13px; line-height: 1.9; color: var(--pg-muted); }
.pg-contact .pg-button { width: 100%; gap: 12px; padding: 12px 16px; font-size: 13px; }
.pg-contact-phone { display: flex; flex-direction: column; margin-top: 20px; gap: 4px; }
.pg-contact-phone span { font-size: 11px; color: var(--pg-muted); }
.pg-contact-phone strong { font: 500 20px/1.5 Arial, sans-serif; overflow-wrap: anywhere; }

/* 原生问答折叠：无脚本时仍可使用。 */
.pg-faq { border-bottom: 0; margin-bottom: 0; padding-bottom: 0; }
.pg-faq details { border-top: 1px solid var(--pg-line); }
.pg-faq details:last-child { border-bottom: 1px solid var(--pg-line); }
.pg-faq summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 19px 0; cursor: pointer; list-style: none; font-size: 15px; line-height: 1.6; }
.pg-faq summary::-webkit-details-marker { display: none; }
.pg-faq-icon { position: relative; flex: 0 0 14px; height: 14px; }
.pg-faq-icon::before, .pg-faq-icon::after { content: ""; position: absolute; background: var(--pg-gold); left: 1px; top: 6px; width: 12px; height: 1px; }
.pg-faq-icon::after { transform: rotate(90deg); }
.pg-faq details[open] .pg-faq-icon::after { transform: none; }
.pg-faq .pg-faq-answer { padding: 0 30px 22px 0; color: var(--pg-muted); font-size: 14px; }

.pg-more { background: var(--pg-mist); border-top: 1px solid var(--pg-line); padding: 36px 0 44px; }
.pg-support + .pg-support { margin-top: 38px; padding-top: 30px; border-top: 1px solid var(--pg-line); }
.pg-heading-row { display: flex; justify-content: space-between; align-items: baseline; gap: 20px; margin-bottom: 22px; }
.pg-heading-row h2 { margin: 0; font-size: 21px; font-weight: 600; }
.pg-heading-row > a { color: var(--pg-muted); font-size: 12px; flex-shrink: 0; }
.pg-advisors, .pg-related { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.pg-advisors { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.pg-advisors article { display: flex; gap: 16px; min-width: 0; }
.pg-advisor-portrait { flex: 0 0 58px; }
.pg-advisor-portrait img { display: block; width: 58px; height: 74px; object-fit: cover; object-position: top; background: #e3ebef; }
.pg-advisors h3 { margin: 0 0 7px; font-size: 16px; }
.pg-advisors p { margin: 0 0 5px; color: var(--pg-muted); font-size: 11px; line-height: 1.7; }
.pg-small-link { display: inline-block; margin-top: 7px; font-size: 12px; color: var(--pg-blue); }
.pg-related > a { display: flex; gap: 16px; align-items: start; min-width: 0; }
.pg-related img { flex: 0 0 88px; width: 88px; height: 76px; object-fit: cover; background: #e3ebef; }
.pg-related > a > div { min-width: 0; }
.pg-related div > span { display: block; color: var(--pg-muted); font-size: 11px; }
.pg-related h3 { margin: 4px 0 8px; font-size: 15px; font-weight: 600; line-height: 1.7; }
.pg-related p { margin: 0 0 8px; color: var(--pg-muted); font-size: 11px; line-height: 1.7; }
.pg-related small { font-size: 12px; color: var(--pg-blue); }
.pg-related > a:hover h3, .pg-heading-row > a:hover { color: var(--pg-blue); text-decoration: underline; text-underline-offset: 4px; }

/* 保留现有咨询表单，仅收紧详情页内的留白。 */
.program-guide .consult-section { padding: 58px 0; }
.program-guide .consult-section h2 { font-size: clamp(28px, 3vw, 38px); }

/* 加宽后为悬浮客服保留侧边空间，避免遮住侧栏内容。 */
@media (min-width: 1051px) and (max-width: 1640px) {
    .customer-float { right: 4px; }
}

@media (max-width: 1050px) {
    .pg-hero-grid { gap: 36px; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); }
    .pg-cover img { height: 280px; }
    .pg-advisors, .pg-related { gap: 20px; }
    .pg-advisors { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .pg-related > a { flex-direction: column; }
}

@media (max-width: 760px) {
    .pg-hero-grid { grid-template-columns: minmax(0, 1fr) minmax(0, .8fr); gap: 28px; }
    .pg-hero h1 { font-size: 30px; }
    .pg-cover img { height: 270px; }
    .pg-summary { font-size: 14px; margin-top: 16px; }
    .pg-actions { gap: 12px; margin-top: 20px; }
    .pg-actions .pg-button { padding-inline: 16px; gap: 18px; }
    .pg-directory-inner { gap: 20px; }
    .pg-directory-label { display: none; }
    .pg-directory-links { gap: 24px; }
    .pg-body-grid { grid-template-columns: minmax(0, 1fr); gap: 36px; padding-block: 32px 44px; }
    .pg-main { grid-row: 1; }
    .pg-body-grid--facts .pg-main { grid-row: 2; }
    .pg-sidebar { display: contents; }
    .pg-facts { grid-row: 1; padding: 18px 20px; }
    .pg-facts dl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 24px; }
    .pg-facts dl > div + div { margin: 0; padding: 0; border: 0; }
    .pg-facts h2 { font-size: 15px; margin-bottom: 12px; }
    .pg-contact { position: static; grid-row: 2; margin: 0; }
    .pg-body-grid--facts .pg-contact { grid-row: 3; }
    .pg-advisors { gap: 22px; }
    .pg-advisors article { align-items: center; }
    .pg-advisors p { font-size: 12px; }
    .pg-related { grid-template-columns: 1fr; gap: 22px; }
    .pg-related > a { flex-direction: row; }
    .pg-related img { width: 96px; flex-basis: 96px; height: 78px; }
    .pg-related p { font-size: 12px; }
}

@media (max-width: 540px) {
    /* 本文件仅项目详情加载；修正窄屏页头及搜索框的固有最小宽度。 */
    .site-header .brand { min-width: 0; }
    .site-header .header-actions { flex-shrink: 0; }
    .site-header .search-panel input { min-width: 0; }
    .pg-hero { padding: 20px 0 28px; }
    .pg-breadcrumb { gap: 8px; font-size: 11px; margin-bottom: 24px; }
    .pg-hero-grid { display: flex; flex-direction: column; align-items: stretch; gap: 26px; }
    .pg-hero h1 { font-size: 29px; line-height: 1.45; }
    .pg-cover img { height: 190px; }
    .pg-cover figcaption { font-size: 11px; padding: 6px 12px; }
    .pg-eyebrow { margin-bottom: 10px; }
    .pg-actions { gap: 14px 20px; }
    .pg-directory a { padding-block: 16px; }
    .pg-section { margin-bottom: 28px; padding-bottom: 28px; scroll-margin-top: 80px; }
    .pg-section > h2 { font-size: 22px; margin-bottom: 16px; }
    .pg-prose { font-size: 15px; line-height: 1.9; }
    .pg-notice { padding: 18px 20px; margin-bottom: 30px; }
    .pg-heading-row { gap: 12px; }
    .pg-heading-row h2 { font-size: 20px; }
    .pg-heading-row > a { font-size: 11px; }
    .pg-advisors { grid-template-columns: 1fr; }
    .pg-faq summary { font-size: 14px; }
    .program-guide .consult-section { padding: 42px 0; }
}

@media (prefers-reduced-motion: reduce) {
    .program-guide .pg-button { transition: none; }
}