/* 一人公司落地页 — 单栏转化型布局 */

.landing-page {
    scroll-behavior: smooth;
}

body.landing-page {
    min-height: 100vh;
}

.landing-page .lp-wrap .cv-hub-grid {
    margin: 0;
}

.landing-page .filter {
    z-index: 0;
}

.lp-wrap {
    position: relative;
    z-index: 1;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 20px 80px;
}

/* —— 顶栏 —— */
.site-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 12px 20px;
    padding: 12px 20px;
    margin: 0 -20px;
    background: color-mix(in srgb, var(--item_bg_color) 92%, transparent);
    border-bottom: 1px solid var(--item_border_color, transparent);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.site-nav-cta--mobile {
    display: none;
}

.site-nav-menu {
    display: flex;
    justify-content: center;
    align-items: center;
    min-width: 0;
}

.site-nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--item_left_title_color);
    font-weight: 800;
    font-size: 17px;
}

.site-nav-logo {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-size: cover;
    background-position: center;
    border: 2px solid color-mix(in srgb, var(--purple_text_color) 35%, transparent);
}

.site-nav-links {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 4px 2px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-nav-links li {
    margin: 0;
}

.site-nav-links a {
    padding: 8px 14px;
    font-size: 14px;
    font-weight: 600;
    color: var(--item_left_text_color);
    text-decoration: none;
    border-radius: 8px;
    transition: color 0.2s, background 0.2s;
}

.site-nav-links a:hover {
    color: var(--purple_text_color);
    background: var(--text_bg_color);
}

.site-nav-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    flex-shrink: 0;
}

.site-nav-brand {
    flex-shrink: 0;
}

.site-nav-cta,
a.site-nav-cta:link,
a.site-nav-cta:visited,
a.site-nav-cta:hover,
a.site-nav-cta:active {
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    -webkit-text-fill-color: #fff;
    text-decoration: none;
    border-radius: 100px;
    background: var(--gradient);
    background-size: 200%;
    background-clip: border-box;
    -webkit-background-clip: border-box;
    box-shadow: 0 4px 16px color-mix(in srgb, var(--purple_text_color) 35%, transparent);
    transition: transform 0.2s, box-shadow 0.2s;
    white-space: nowrap;
}

.site-nav-cta:hover,
a.site-nav-cta:hover {
    color: #fff;
    -webkit-text-fill-color: #fff;
    transform: translateY(-2px);
}

.site-nav-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border: 1px solid var(--item_border_color, transparent);
    border-radius: 8px;
    background: var(--item_bg_color);
    color: var(--item_left_title_color);
    font-size: 20px;
    cursor: pointer;
}

.site-nav .theme-toggle {
    width: 38px;
    height: 38px;
    margin: 0;
}

/* —— 区块通用 —— */
.lp-section {
    padding: 56px 0 16px;
    scroll-margin-top: 72px;
}

.lp-section-head {
    text-align: left;
    max-width: none;
    margin: 0 0 28px;
}

.lp-section-head .title,
.lp-home-about > .title {
    display: flex;
    align-items: center;
    font-size: 26px;
    font-weight: 800;
    color: var(--item_left_title_color);
    margin: 0 0 8px;
    transition: transform 0.35s ease;
}

.lp-section-head .title svg,
.lp-home-about > .title svg {
    margin-right: 8px;
    width: 26px;
    height: 26px;
    flex-shrink: 0;
    fill: var(--fill);
}

.lp-section-head .title:hover,
.lp-home-about > .title:hover {
    transform: translateY(-3px);
}

.lp-section-desc {
    font-size: 14px;
    line-height: 1.65;
    color: var(--item_left_text_color);
    opacity: 0.78;
    margin: 0 0 0 34px;
    max-width: 720px;
}

.lp-home-about > .title {
    margin-bottom: 10px;
}

.lp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-size: 15px;
    font-weight: 700;
    text-decoration: none;
    border-radius: 100px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.lp-btn--primary,
a.lp-btn--primary:link,
a.lp-btn--primary:visited,
a.lp-btn--primary:hover,
a.lp-btn--primary:active,
button.lp-btn--primary {
    color: #fff;
    -webkit-text-fill-color: #fff;
    background: var(--gradient);
    background-size: 200%;
    background-clip: border-box;
    -webkit-background-clip: border-box;
    box-shadow: 0 6px 20px color-mix(in srgb, var(--purple_text_color) 30%, transparent);
}

.lp-btn--primary:hover,
a.lp-btn--primary:hover,
button.lp-btn--primary:hover {
    color: #fff;
    -webkit-text-fill-color: #fff;
    transform: translateY(-2px);
}

.lp-btn--ghost {
    color: var(--purple_text_color);
    border: 1px solid color-mix(in srgb, var(--purple_text_color) 45%, transparent);
    background: var(--text_bg_color);
}

.lp-btn--ghost:hover {
    background: var(--item_hover_color);
}

/* —— 首页（Hero + 关于我） —— */
.lp-home {
    padding: 48px 0 40px;
    scroll-margin-top: 72px;
}

.lp-home-intro {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
    margin-bottom: 32px;
}

.lp-home-about {
    margin-bottom: 20px;
    padding: 28px 30px;
    border-radius: 16px;
    background: var(--item_bg_color);
    border: 1px solid var(--item_border_color, transparent);
    box-shadow: var(--shadow_card, none);
}

.lp-about-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px 36px;
    align-items: start;
    margin-bottom: 18px;
}

.lp-home-about .lp-about-tags {
    margin-bottom: 0;
}

.lp-hero-eyebrow {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--purple_text_color);
    margin: 0 0 14px;
}

.lp-hero-content h1 {
    font-size: clamp(28px, 4.2vw, 42px);
    font-weight: 800;
    line-height: 1.25;
    color: var(--item_left_title_color);
    margin: 0 0 18px;
}

.lp-hero-sub {
    font-size: 17px;
    line-height: 1.7;
    color: var(--item_left_text_color);
    opacity: 0.9;
    margin: 0 0 28px;
    max-width: 520px;
}

.lp-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 28px;
}

.lp-hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 20px 28px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.lp-hero-stats li {
    min-width: 4.5em;
    text-align: center;
}

.lp-hero-stats li b {
    display: block;
    font-size: 22px;
    font-weight: 800;
    color: var(--purple_text_color);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
}

.lp-hero-stats li span {
    font-size: 12px;
    color: var(--item_left_text_color);
    opacity: 0.75;
}

.lp-hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.lp-hero-photo {
    width: min(100%, 320px);
    aspect-ratio: 1;
    border-radius: 24px;
    background-size: cover;
    background-position: center;
    border: 3px solid color-mix(in srgb, var(--purple_text_color) 25%, transparent);
    box-shadow: var(--shadow_card, 0 20px 50px rgba(10, 37, 64, 0.15));
}

.lp-about-role {
    font-size: 14px;
    font-weight: 700;
    color: var(--item_left_text_color);
    margin: 0 0 16px;
}

.lp-home-about p,
.lp-about-col p {
    font-size: 14px;
    line-height: 1.85;
    color: var(--item_left_text_color);
    margin: 0 0 14px;
}

.lp-home-about p:last-child,
.lp-about-col p:last-child {
    margin-bottom: 0;
}

.lp-about-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    list-style: none;
    margin: 0 0 16px;
    padding: 0;
}

.lp-about-tags li {
    font-size: 12px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 100px;
    color: var(--purple_text_color);
    background: color-mix(in srgb, var(--purple_text_color) 12%, transparent);
    border: 1px solid color-mix(in srgb, var(--purple_text_color) 28%, transparent);
}

/* —— 首页：技术栈 + 工具图标墙 —— */
.lp-home-tech {
    margin-top: 8px;
}

.lp-tech-wall {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 8px 10px;
    padding: 22px 20px;
    border-radius: 16px;
    background: color-mix(in srgb, var(--item_bg_color) 78%, transparent);
    border: 1px solid var(--item_border_color, transparent);
}

.lp-tech-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--item_bg_color);
    border: 1px solid var(--item_border_color, transparent);
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    overflow: hidden;
    flex-shrink: 0;
}

.lp-tech-icon--tool:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow_card, 0 8px 20px rgba(10, 37, 64, 0.12));
}

.lp-tech-icon--tool img {
    width: 30px;
    height: 30px;
    object-fit: contain;
}

.lp-tech-icon--skill {
    cursor: default;
}

.lp-tech-icon--skill .skill-icon-box {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    box-shadow: none;
}

.lp-tech-icon--skill .skill-icon-box img {
    width: 26px;
    height: 26px;
}

.lp-tech-icon--skill .skill-icon-box--office {
    font-size: 12px;
}

/* —— 服务 —— */
.lp-services {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.lp-service-card {
    padding: 24px 22px;
    border-radius: 16px;
    background: var(--item_bg_color);
    border: 1px solid var(--item_border_color, transparent);
    box-shadow: var(--shadow_card, none);
}

.lp-service-card h3 {
    font-size: 17px;
    font-weight: 800;
    color: var(--item_left_title_color);
    margin: 0 0 14px;
}

.lp-service-row {
    margin-bottom: 10px;
    font-size: 13px;
    line-height: 1.6;
    color: var(--item_left_text_color);
}

.lp-service-row:last-child {
    margin-bottom: 0;
}

.lp-service-row dt {
    display: inline;
    font-weight: 700;
    color: var(--purple_text_color);
}

.lp-service-row dt::after {
    content: " ";
}

.lp-service-row dd {
    display: inline;
    margin: 0;
}

/* —— 案例（统一大卡片） —— */
.lp-cases-card.cv-card--loading {
    min-height: 280px;
    opacity: 0.65;
}

.lp-cases-card {
    position: relative;
    border-radius: 16px;
    background: var(--item_bg_color);
    border: 1px solid var(--item_border_color, transparent);
    box-shadow: var(--shadow_card, none);
    overflow: hidden;
}

.lp-cases-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient);
    background-size: 200%;
}

.lp-cases-card .lp-cases-eng {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin: 0;
    padding: 22px 20px 20px;
    border-bottom: 1px solid color-mix(in srgb, var(--item_left_text_color) 10%, transparent);
    background: color-mix(in srgb, var(--text_bg_color) 40%, transparent);
}

.lp-cases-card .lp-case-pill {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 88px;
    text-align: center;
    padding: 16px 10px;
    border-radius: 12px;
    background: var(--item_bg_color);
    border: 1px solid var(--item_border_color, transparent);
}

.lp-cases-card .lp-case-pill span {
    display: block;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 8px;
}

.lp-cases-card .lp-case-pill b {
    font-size: 22px;
    color: var(--purple_text_color);
}

.lp-cases-card .lp-case-pill b small {
    font-size: 0.55em;
}

.lp-cases-hubs {
    padding: 22px 20px 20px;
}

.landing-page .lp-cases-card .cv-hub-grid {
    gap: 12px;
}

.landing-page .lp-cases-card .cv-hub {
    min-height: 132px;
    padding: 18px 10px 14px;
}

/* —— 社会证明 —— */
.lp-proof-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.lp-proof-card {
    padding: 22px 20px;
    border-radius: 14px;
    background: var(--item_bg_color);
    border: 1px solid var(--item_border_color, transparent);
}

.lp-proof-card .lp-proof-badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 800;
    padding: 4px 10px;
    border-radius: 6px;
    color: #fff;
    margin-bottom: 12px;
}

.lp-proof-badge--gold {
    background: linear-gradient(135deg, #1e5a9e, #0ea5e9);
}

.lp-proof-badge--silver {
    background: linear-gradient(135deg, #64748b, #94a3b8);
}

.lp-proof-badge--bronze {
    background: linear-gradient(135deg, #b45309, #f59e0b);
}

.lp-proof-card h4 {
    font-size: 15px;
    font-weight: 800;
    color: var(--item_left_title_color);
    margin: 0 0 8px;
}

.lp-proof-card p {
    font-size: 13px;
    line-height: 1.55;
    color: var(--item_left_text_color);
    opacity: 0.88;
    margin: 0;
}

.lp-quote {
    margin-top: 24px;
    padding: 24px 28px;
    border-radius: 16px;
    border-left: 4px solid var(--purple_text_color);
    background: color-mix(in srgb, var(--text_bg_color) 80%, transparent);
    font-size: 15px;
    line-height: 1.75;
    color: var(--item_left_text_color);
    font-style: italic;
}

.lp-quote cite {
    display: block;
    margin-top: 12px;
    font-size: 13px;
    font-style: normal;
    font-weight: 700;
    color: var(--purple_text_color);
}

/* —— FAQ —— */
.lp-faq-card {
    padding: 12px 28px 8px;
    border-radius: 16px;
    background: var(--item_bg_color);
    border: 1px solid var(--item_border_color, transparent);
    box-shadow: var(--shadow_card, none);
}

.lp-faq {
    max-width: none;
    margin: 0;
}

.lp-faq-item {
    border-bottom: 1px solid color-mix(in srgb, var(--item_left_text_color) 12%, transparent);
}

.lp-faq-item:first-child {
    border-top: 1px solid color-mix(in srgb, var(--item_left_text_color) 12%, transparent);
}

.lp-faq-q {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 18px 4px;
    border: none;
    background: none;
    font-size: 15px;
    font-weight: 700;
    text-align: left;
    color: var(--item_left_title_color);
    cursor: pointer;
}

.lp-faq-q::after {
    content: "+";
    font-size: 20px;
    color: var(--purple_text_color);
    transition: transform 0.2s;
}

.lp-faq-item.is-open .lp-faq-q::after {
    transform: rotate(45deg);
}

.lp-faq-a {
    display: none;
    padding: 0 4px 18px;
    font-size: 14px;
    line-height: 1.75;
    color: var(--item_left_text_color);
    opacity: 0.9;
}

.lp-faq-item.is-open .lp-faq-a {
    display: block;
}

/* —— 联系 —— */
.lp-contact {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: start;
    padding: 36px;
    border-radius: 20px;
    background: var(--item_bg_color);
    border: 1px solid var(--item_border_color, transparent);
    box-shadow: var(--shadow_card, none);
}

.lp-contact-lead h3 {
    font-size: 22px;
    font-weight: 800;
    color: var(--item_left_title_color);
    margin: 0 0 12px;
}

.lp-contact-lead {
    display: flex;
    flex-direction: column;
    align-items: stretch;
}

.lp-contact-lead p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--item_left_text_color);
    margin: 0 0 20px;
}

.lp-contact-qr-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px 16px;
    width: min(100%, 320px);
    max-width: 320px;
    margin: 0 auto;
    align-self: center;
}

.lp-contact-qr {
    margin: 0;
    text-align: center;
}

.lp-contact-qr-img {
    display: block;
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: 10px;
    border: 1px solid var(--item_border_color, transparent);
    background: var(--text_bg_color);
}

.lp-contact-qr figcaption {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 8px;
    font-size: 12px;
    font-weight: 700;
    color: var(--item_left_title_color);
}

.lp-contact-qr-brand {
    width: 18px;
    height: 18px;
    object-fit: contain;
    flex-shrink: 0;
}

html[data-theme="Dark"] .lp-contact-qr--douyin .lp-contact-qr-brand {
    filter: brightness(0) invert(1);
}

.lp-contact-form label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--item_left_title_color);
}

.lp-contact-form input,
.lp-contact-form textarea {
    width: 100%;
    margin-bottom: 14px;
    padding: 12px 14px;
    font-size: 14px;
    border-radius: 10px;
    border: 1px solid var(--item_border_color, transparent);
    background: color-mix(in srgb, var(--text_bg_color) 50%, transparent);
    color: var(--item_left_title_color);
    box-sizing: border-box;
}

.lp-contact-form textarea {
    min-height: 100px;
    resize: vertical;
}

.lp-contact-form .lp-btn {
    width: 100%;
}

.lp-contact-note {
    font-size: 12px;
    color: var(--item_left_text_color);
    opacity: 0.7;
    margin-top: 10px;
}

/* —— 页脚 —— */
.site-footer {
    position: relative;
    z-index: 1;
    margin-top: 40px;
    padding: 32px 24px;
    text-align: center;
    background: var(--item_bg_color);
    border-top: 1px solid var(--item_border_color, transparent);
    color: var(--footer_text_color);
    font-size: 13px;
}

.site-footer-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 20px;
    margin-bottom: 16px;
    list-style: none;
    padding: 0;
}

.site-footer-nav a {
    color: var(--item_left_text_color);
    text-decoration: none;
    font-weight: 600;
}

.site-footer-nav a:hover {
    color: var(--purple_text_color);
}

.site-footer p {
    margin: 8px 0 0;
}

.site-footer a {
    color: var(--purple_text_color);
}

/* —— 响应式 —— */
@media (max-width: 960px) {
    .lp-home {
        padding-top: 24px;
    }

    .lp-home-intro {
        grid-template-columns: 1fr;
    }

    .lp-hero-visual {
        order: -1;
    }

    .lp-hero-photo {
        width: 200px;
    }

    .lp-services,
    .lp-contact {
        grid-template-columns: 1fr;
    }

    .lp-contact-qr-grid {
        width: min(100%, 360px);
        max-width: 360px;
    }

    .lp-faq-card {
        padding: 10px 18px 6px;
    }

    .lp-cases-card .lp-cases-eng,
    .lp-proof-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .landing-page .lp-cases-card .cv-hub-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .lp-home-about {
        padding: 22px 20px;
    }

    .lp-about-columns {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .lp-tech-wall {
        gap: 8px;
        padding: 18px 14px;
    }

    .lp-tech-icon {
        width: 44px;
        height: 44px;
    }

}

@media (max-width: 900px) {
    .site-nav-links a {
        padding: 8px 10px;
        font-size: 13px;
    }

    .site-nav-cta {
        padding: 8px 14px;
        font-size: 13px;
    }
}

@media (max-width: 720px) {
    .site-nav-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .site-nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        padding: 12px 16px 16px;
        background: color-mix(in srgb, var(--item_bg_color) 98%, transparent);
        border-bottom: 1px solid var(--item_border_color, transparent);
        backdrop-filter: blur(12px);
    }

    .site-nav.is-open .site-nav-menu {
        display: flex;
    }

    .site-nav-links {
        flex-direction: column;
        width: 100%;
    }

    .site-nav-links a {
        width: 100%;
        text-align: center;
    }

    .site-nav {
        display: flex;
        flex-wrap: wrap;
        position: sticky;
    }

    .site-nav-brand {
        order: 1;
    }

    .site-nav-actions {
        order: 2;
        margin-left: auto;
    }

    .site-nav-menu {
        order: 3;
        width: 100%;
        justify-content: stretch;
    }

    .site-nav-actions .site-nav-cta {
        display: none;
    }

    .site-nav.is-open .site-nav-cta--mobile {
        display: inline-flex;
        width: 100%;
        justify-content: center;
        margin-top: 8px;
    }
}