/* 官网落地页：融合叙事 — 服务好 · 能力强 · 价格低 */
html.sx-site .lp-shell { max-width: var(--max); margin: 0 auto; padding: 0 28px; }

.lp-hero {
    position: relative;
    padding: 72px 0 56px;
    overflow: hidden;
}
.lp-hero-grid {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 40px;
    align-items: center;
}
.lp-hero h1 {
    margin: 0 0 20px;
    font-size: clamp(42px, 6vw, 72px);
    font-weight: 760;
    letter-spacing: -.06em;
    line-height: 1.02;
}
.lp-hero-lead {
    margin: 0 0 28px;
    max-width: 26em;
    font-size: 18px;
    line-height: 1.75;
    color: var(--muted);
}
.lp-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.lp-hero-card {
    padding: 28px 26px;
    border-radius: 28px;
    background: var(--paper);
    border: 1px solid var(--hair);
    box-shadow: var(--shadow);
}
.lp-hero-card h3 {
    margin: 0 0 16px;
    font-size: 13px;
    letter-spacing: .12em;
    color: var(--accent);
    font-weight: 700;
}
.lp-stat-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}
.lp-stat {
    padding: 16px;
    border-radius: 18px;
    background: rgba(234, 88, 12, .06);
    border: 1px solid rgba(234, 88, 12, .12);
}
.lp-stat b {
    display: block;
    font-size: 28px;
    font-weight: 750;
    letter-spacing: -.04em;
    line-height: 1;
}
.lp-stat span {
    display: block;
    margin-top: 6px;
    font-size: 12px;
    color: var(--muted);
    line-height: 1.4;
}

.lp-band {
    margin: 0 calc(-50vw + 50%);
    padding: 18px 0;
    background: var(--ink);
    color: var(--paper);
}
.lp-band-inner {
    max-width: var(--max);
    margin: 0 auto;
    padding: 0 28px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 28px 48px;
    font-size: 14px;
}
.lp-band-inner em {
    font-style: normal;
    font-weight: 750;
    font-size: 18px;
    margin-right: 8px;
}

.lp-section-head-center { text-align: center; max-width: 640px; margin-left: auto; margin-right: auto; }

.lp-pillars {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 64px;
    padding-top: 16px;
}
.lp-pillar {
    padding: 28px 24px;
    border-radius: 24px;
    background: var(--paper);
    border: 1px solid var(--hair);
    box-shadow: var(--shadow);
    border-top: 3px solid var(--accent);
}
.lp-pillar-tag {
    display: inline-block;
    margin-bottom: 12px;
    font-size: 12px;
    font-weight: 750;
    letter-spacing: .14em;
    color: var(--accent);
}
.lp-pillar strong {
    display: block;
    font-size: 18px;
    font-weight: 720;
    margin-bottom: 10px;
    letter-spacing: -.02em;
}
.lp-pillar p {
    margin: 0;
    font-size: 14px;
    line-height: 1.7;
    color: var(--muted);
}

.lp-lanes {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    margin-bottom: 40px;
}
.lp-lane {
    padding: 28px 26px;
    border-radius: 26px;
    border: 1px solid var(--hair);
    background: var(--paper);
    box-shadow: 0 14px 36px rgba(40, 28, 16, .05);
}
.lp-lane-sixun { border-top: 4px solid var(--accent); }
.lp-lane-custom {
    border-top: 4px solid var(--accent-2);
    background: linear-gradient(165deg, rgba(196, 92, 38, .06), transparent 50%), var(--paper);
}
.lp-lane-badge {
    display: inline-block;
    margin-bottom: 10px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .12em;
    color: var(--faint);
}
.lp-lane h3 {
    margin: 0 0 12px;
    font-size: 24px;
    font-weight: 760;
    letter-spacing: -.03em;
}
.lp-lane-lead {
    margin: 0 0 16px;
    font-size: 14px;
    line-height: 1.7;
    color: var(--muted);
}
.lp-lane-list {
    margin: 0;
    padding: 0;
    list-style: none;
}
.lp-lane-list li {
    position: relative;
    padding: 8px 0 8px 20px;
    font-size: 14px;
    line-height: 1.5;
    color: var(--ink);
    border-top: 1px solid var(--hair);
}
.lp-lane-list li:first-child { border-top: 0; }
.lp-lane-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 15px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
}
.lp-lane-custom .lp-lane-list li::before { background: var(--accent-2); }

.lp-bridge {
    margin: 0 0 48px;
    padding: 28px 32px;
    border-radius: 24px;
    text-align: center;
    font-size: 17px;
    line-height: 1.75;
    color: var(--muted);
    background: linear-gradient(135deg, rgba(234, 88, 12, .08), rgba(196, 92, 38, .05));
    border: 1px solid var(--hair);
}
.lp-bridge strong { color: var(--ink); }

.lp-custom-block {
    margin-top: 56px;
    padding-top: 56px;
    border-top: 1px solid var(--hair);
    scroll-margin-top: 76px;
}
.lp-faq-block {
    margin-top: 56px;
    padding-top: 16px;
    scroll-margin-top: 76px;
}
.lp-faq-group-title {
    margin: 28px 0 14px;
    font-size: 13px;
    font-weight: 750;
    letter-spacing: .14em;
    color: var(--accent);
}
.lp-faq-group-title:first-of-type { margin-top: 0; }
.lp-contact-block {
    margin-top: 56px;
    padding-top: 16px;
    scroll-margin-top: 76px;
}

.lp-section {
    padding: 56px 0 48px;
    scroll-margin-top: 76px;
}
.lp-section-head {
    max-width: 720px;
    margin-bottom: 36px;
}
.lp-section-tag {
    display: inline-block;
    margin-bottom: 12px;
    padding: 5px 12px;
    border-radius: 999px;
    background: rgba(234, 88, 12, .1);
    color: var(--accent);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .16em;
}
.lp-section-head h2 {
    margin: 0;
    font-size: clamp(30px, 4vw, 44px);
    font-weight: 760;
    letter-spacing: -.05em;
    line-height: 1.12;
}
.lp-section-head p {
    margin: 14px 0 0;
    font-size: 16px;
    line-height: 1.7;
    color: var(--muted);
}

.lp-promise-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin-bottom: 48px;
}
.lp-promise {
    padding: 24px 20px;
    border-radius: 22px;
    background: var(--paper);
    border: 1px solid var(--hair);
    box-shadow: 0 12px 32px rgba(40, 28, 16, .05);
    transition: transform .2s ease, border-color .2s ease;
}
.lp-promise:hover {
    transform: translateY(-3px);
    border-color: rgba(234, 88, 12, .25);
}
.lp-promise-icon {
    width: 44px;
    height: 44px;
    margin-bottom: 14px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    background: linear-gradient(135deg, rgba(234, 88, 12, .18), rgba(196, 92, 38, .12));
}
.lp-promise strong {
    display: block;
    font-size: 17px;
    font-weight: 720;
    margin-bottom: 8px;
}
.lp-promise p {
    margin: 0;
    font-size: 13px;
    line-height: 1.65;
    color: var(--muted);
}

.lp-subhead {
    margin: 0 0 20px;
    font-size: 22px;
    font-weight: 720;
    letter-spacing: -.03em;
}

.lp-why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    margin-bottom: 48px;
}
.lp-why {
    display: grid;
    grid-template-columns: 56px 1fr;
    gap: 16px;
    padding: 22px 22px 20px;
    border-radius: 22px;
    background: var(--paper);
    border: 1px solid var(--hair);
}
.lp-why-num {
    font-size: 26px;
    font-weight: 780;
    color: var(--accent);
    line-height: 1;
    letter-spacing: -.04em;
}
.lp-why strong {
    display: block;
    font-size: 16px;
    font-weight: 720;
    margin-bottom: 6px;
}
.lp-why p {
    margin: 0;
    font-size: 14px;
    line-height: 1.7;
    color: var(--muted);
}

.lp-benefit-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    margin-bottom: 48px;
}
.lp-benefit {
    display: flex;
    gap: 16px;
    padding: 22px;
    border-radius: 22px;
    background: linear-gradient(145deg, rgba(234, 88, 12, .08), transparent 55%), var(--paper);
    border: 1px solid var(--hair);
}
.lp-benefit-i {
    flex: 0 0 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--ink);
    color: var(--paper);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    font-weight: 700;
}
.lp-benefit strong {
    display: block;
    font-size: 16px;
    font-weight: 720;
    margin-bottom: 6px;
}
.lp-benefit p {
    margin: 0;
    font-size: 14px;
    line-height: 1.65;
    color: var(--muted);
}

.lp-faq { display: grid; gap: 10px; margin-bottom: 48px; }
.lp-faq-item {
    border-radius: 18px;
    background: var(--paper);
    border: 1px solid var(--hair);
    overflow: hidden;
}
.lp-faq-q {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 20px;
    border: 0;
    background: transparent;
    color: var(--ink);
    font: inherit;
    font-size: 15px;
    font-weight: 650;
    text-align: left;
    cursor: pointer;
}
.lp-faq-q .n {
    flex: 0 0 auto;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    color: var(--accent);
}
.lp-faq-q .arrow {
    margin-left: auto;
    color: var(--faint);
    transition: transform .2s ease;
}
.lp-faq-item.is-open .lp-faq-q .arrow { transform: rotate(180deg); }
.lp-faq-a {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows .25s ease;
}
.lp-faq-item.is-open .lp-faq-a { grid-template-rows: 1fr; }
.lp-faq-a-inner {
    overflow: hidden;
    padding: 0 20px;
    font-size: 14px;
    line-height: 1.75;
    color: var(--muted);
}
.lp-faq-item.is-open .lp-faq-a-inner { padding-bottom: 18px; }
.lp-faq-a-inner p, .lp-faq-a-inner ol { margin: 0 0 .8em; }
.lp-faq-a-inner ol { padding-left: 1.2em; }

.lp-contact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}
.lp-contact {
    padding: 26px 24px;
    border-radius: 24px;
    background: var(--paper);
    border: 1px solid var(--hair);
    box-shadow: var(--shadow);
}
.lp-contact-city {
    font-size: 20px;
    font-weight: 720;
    margin-bottom: 16px;
}
.lp-contact-row {
    display: grid;
    grid-template-columns: 72px 1fr;
    gap: 8px;
    padding: 10px 0;
    border-top: 1px solid var(--hair);
    font-size: 14px;
}
.lp-contact-row:first-of-type { border-top: 0; }
.lp-contact-row span:first-child { color: var(--faint); }
.lp-contact-row a { color: var(--accent); font-weight: 650; }

/* 定制区块融入主叙事，不再单独背景带 */
.lp-section-custom { display: none; }

.lp-problems {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 40px;
}
.lp-problem {
    padding: 18px 16px;
    border-radius: 18px;
    background: var(--paper);
    border: 1px dashed rgba(180, 35, 24, .25);
}
.lp-problem em {
    display: block;
    font-style: normal;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .1em;
    color: var(--danger);
    margin-bottom: 8px;
}
.lp-problem strong {
    display: block;
    font-size: 14px;
    font-weight: 700;
    line-height: 1.45;
}

.lp-compare { display: grid; gap: 16px; margin-bottom: 48px; }
.lp-compare-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    align-items: stretch;
}
.lp-compare-pain,
.lp-compare-solve {
    padding: 22px 22px 20px;
    border-radius: 22px;
    min-height: 100%;
}
.lp-compare-pain {
    background: rgba(180, 35, 24, .04);
    border: 1px solid rgba(180, 35, 24, .14);
}
.lp-compare-solve {
    background: linear-gradient(155deg, rgba(234, 88, 12, .12), rgba(234, 88, 12, .04));
    border: 1px solid rgba(234, 88, 12, .22);
}
.lp-compare-label {
    display: inline-block;
    margin-bottom: 10px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
}
.lp-compare-pain .lp-compare-label { color: var(--danger); }
.lp-compare-solve .lp-compare-label { color: var(--accent); }
.lp-compare-row h3 {
    margin: 0 0 10px;
    font-size: 16px;
    font-weight: 720;
    line-height: 1.4;
}
.lp-compare-row p {
    margin: 0;
    font-size: 14px;
    line-height: 1.7;
    color: var(--muted);
}

.lp-pricing {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-bottom: 40px;
}
.lp-price-card {
    padding: 22px;
    border-radius: 22px;
    background: var(--paper);
    border: 1px solid var(--hair);
    text-align: center;
}
.lp-price-card b {
    display: block;
    font-size: 26px;
    font-weight: 750;
    color: var(--accent);
    letter-spacing: -.03em;
}
.lp-price-card span {
    display: block;
    margin-top: 8px;
    font-size: 13px;
    color: var(--muted);
    line-height: 1.5;
}

.lp-cta {
    padding: 32px 28px;
    border-radius: 28px;
    text-align: center;
    background: var(--ink);
    color: var(--paper);
}
.lp-cta h3 {
    margin: 0 0 10px;
    font-size: 24px;
    font-weight: 720;
    letter-spacing: -.03em;
}
.lp-cta p {
    margin: 0 0 20px;
    font-size: 15px;
    opacity: .82;
    line-height: 1.6;
}
.lp-cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}
.lp-cta .site-enter { background: var(--paper); color: var(--ink) !important; }
.lp-cta .site-ghost {
    background: transparent;
    border-color: rgba(255, 250, 242, .28);
    color: var(--paper) !important;
}

.site-bar .site-nav {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: 8px;
}

.lp-hero-home { padding-bottom: 48px; }
.lp-section-tight { padding-top: 8px; padding-bottom: 64px; }

.lp-gates {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    margin-bottom: 32px;
}
.lp-gate {
    display: block;
    padding: 28px 26px 24px;
    border-radius: 26px;
    border: 1px solid var(--hair);
    background: var(--paper);
    box-shadow: var(--shadow);
    transition: transform .2s ease, border-color .2s ease;
    color: inherit;
}
.lp-gate:hover {
    transform: translateY(-4px);
    border-color: rgba(234, 88, 12, .3);
}
.lp-gate-sixun { border-top: 4px solid var(--accent); }
.lp-gate-custom {
    border-top: 4px solid var(--accent-2);
    background: linear-gradient(165deg, rgba(196, 92, 38, .05), transparent 55%), var(--paper);
}
.lp-gate-badge {
    display: inline-block;
    margin-bottom: 8px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .12em;
    color: var(--faint);
}
.lp-gate h3 {
    margin: 0 0 10px;
    font-size: 22px;
    font-weight: 760;
    letter-spacing: -.03em;
}
.lp-gate > p {
    margin: 0 0 14px;
    font-size: 14px;
    line-height: 1.65;
    color: var(--muted);
}
.lp-gate ul {
    margin: 0 0 18px;
    padding: 0;
    list-style: none;
}
.lp-gate li {
    padding: 6px 0 6px 16px;
    position: relative;
    font-size: 13px;
    color: var(--ink);
}
.lp-gate li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 12px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
}
.lp-gate-custom li::before { background: var(--accent-2); }
.lp-gate-more {
    font-size: 14px;
    font-weight: 700;
    color: var(--accent);
}
.lp-gate-custom .lp-gate-more { color: var(--accent-2); }

.lp-home-note {
    padding: 20px 24px;
    border-radius: 18px;
    background: rgba(234, 88, 12, .06);
    border: 1px solid var(--hair);
    font-size: 14px;
    line-height: 1.7;
    color: var(--muted);
    text-align: center;
}
.lp-home-note strong { color: var(--ink); }

.lp-page-hero {
    padding: 36px 0 32px;
    border-bottom: 1px solid var(--hair);
    margin-bottom: 40px;
}
.lp-page-hero h1 {
    margin: 0 0 12px;
    font-size: clamp(32px, 4.5vw, 48px);
    font-weight: 760;
    letter-spacing: -.05em;
}
.lp-page-lead {
    margin: 0;
    max-width: 36em;
    font-size: 17px;
    line-height: 1.75;
    color: var(--muted);
}
.lp-page-hero .site-kicker { margin-bottom: 12px; }
.lp-page-hero .site-kicker a { color: var(--accent); }

.lp-crosslink {
    margin: 32px 0 0;
    text-align: center;
    font-size: 15px;
    color: var(--muted);
}
.lp-crosslink a {
    color: var(--accent);
    font-weight: 700;
}
.lp-benefit a { color: var(--accent); font-weight: 650; }
.lp-bridge a { color: var(--accent); font-weight: 650; }

main.lp-shell {
    padding-bottom: 64px;
    max-width: var(--max);
    margin: 0 auto;
    padding-left: 28px;
    padding-right: 28px;
}

@media (max-width: 980px) {
    .site-bar .site-nav { display: none; }
    .lp-gates { grid-template-columns: 1fr; }
}
@media (min-width: 1100px) {
    .lp-problems { grid-template-columns: repeat(7, 1fr); }
}

@media (max-width: 980px) {
    .lp-hero-grid,
    .lp-pillars,
    .lp-lanes,
    .lp-promise-grid,
    .lp-why-grid,
    .lp-benefit-grid,
    .lp-contact-grid,
    .lp-problems,
    .lp-pricing { grid-template-columns: 1fr 1fr; }
    .lp-compare-row { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    main.lp-shell { padding-left: 16px; padding-right: 16px; }
    .lp-shell { padding: 0 16px; }
    .lp-hero { padding-top: 40px; }
    .lp-hero-grid,
    .lp-pillars,
    .lp-lanes,
    .lp-promise-grid,
    .lp-why-grid,
    .lp-benefit-grid,
    .lp-contact-grid,
    .lp-problems,
    .lp-pricing { grid-template-columns: 1fr; }
    .lp-why { grid-template-columns: 1fr; }
    .lp-band-inner { gap: 16px 24px; font-size: 13px; }
}

/* 内页与首页同一套扁平处理：12px、无阴影、面包屑不再做成胶囊 */
.lp-hero-card,
.lp-pillar,
.lp-lane,
.lp-promise,
.lp-why,
.lp-benefit,
.lp-faq-item,
.lp-contact,
.lp-problem,
.lp-compare-pain,
.lp-compare-solve,
.lp-price-card,
.lp-cta,
.lp-bridge {
    border-radius: 12px;
    box-shadow: none;
}
.lp-stat,
.lp-promise-icon { border-radius: 8px; }
.lp-benefit-i,
.lp-faq-q .n { border-radius: 8px; }
.lp-bridge {
    text-align: left;
    background: var(--paper);
    border: 1px solid var(--line);
    border-left: 3px solid var(--accent);
}
.lp-page-hero .site-kicker {
    display: block;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: none;
    color: var(--faint);
    font-weight: 600;
    letter-spacing: .12em;
}
.lp-page-hero h1 {
    font-weight: 650;
    letter-spacing: -.04em;
    font-size: clamp(36px, 5vw, 52px);
}
.lp-section-tag {
    padding: 0;
    border-radius: 0;
    background: none;
}