/* 产品专属版式 — 共享原语（各产品样式见 product-{layout}.css）
   P2：站点 accent 与组件几何统一；产品品牌色走 --pp-brand */
.pp-page {
    --pp-max: 1120px;
    --pp-accent: #0071e3;
    --pp-brand: #0071e3;
    --pp-text: #1d1d1f;
    --pp-text-2: #6e6e73;
    --pp-alt: #f5f5f7;
    --pp-card: #ffffff;
    --pp-line: rgba(0, 0, 0, 0.08);
    --pp-radius-xs: 8px;
    --pp-radius-sm: 10px;
    --pp-radius-md: 14px;
    --pp-radius-lg: 18px;
    --pp-radius-cta: 980px;
    --pp-shadow-media: 0 12px 36px -16px rgba(0, 0, 0, 0.18);
    --pp-shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04), 0 12px 28px rgba(0, 0, 0, 0.05);
    color: var(--pp-text);
}

.pp-page.pp-wanxiang { --pp-brand: #c45a12; }
.pp-page.pp-device { --pp-brand: #0d9488; }
.pp-page.pp-wanjia,
.pp-page.pp-xguanjia,
.pp-page.pp-ikeeper { --pp-brand: #0071e3; }

[data-theme="dark"] .pp-page {
    --accent: #0071e3;
    --pp-accent: #2997ff;
    --pp-brand: #2997ff;
    --pp-text: #f5f5f7;
    --pp-text-2: #a1a1a6;
    --pp-alt: #1c1c1e;
    --pp-card: #2c2c2e;
    --pp-line: rgba(255, 255, 255, 0.1);
}
[data-theme="dark"] .pp-page.pp-wanxiang { --pp-brand: #e8954a; }
[data-theme="dark"] .pp-page.pp-device { --pp-brand: #2dd4bf; }

.pp-page [id] { scroll-margin-top: 112px; }

.pp-wrap { max-width: var(--pp-max); margin: 0 auto; padding: 0 1.5rem; }
.pp-section { padding: clamp(4rem, 9vw, 7rem) 0; }
.pp-section--alt { background: var(--pp-alt); }
.pp-section--dark {
    background: #000;
    color: #f5f5f7;
    --pp-accent: #2997ff;
    --pp-text: #f5f5f7;
    --pp-text-2: #a1a1a6;
    --pp-card: #1c1c1e;
    --pp-line: rgba(255, 255, 255, 0.12);
}
[data-theme="dark"] .pp-page section { background: transparent; }
[data-theme="dark"] .pp-page .pp-section--alt { background: var(--pp-alt); }
[data-theme="dark"] .pp-page .pp-section--dark { background: #000; }
/* style-site.min.css 对 #about 使用 !important 深色底 */
[data-theme="dark"] .pp-page #about { background: transparent !important; }
[data-theme="dark"] .pp-page #about.pp-section--alt { background: var(--pp-alt) !important; }
[data-theme="dark"] .pp-page #about.pp-section--dark { background: #000 !important; }
.pp-section__head { max-width: 46rem; margin: 0 auto 3rem; text-align: center; }

.pp-eyebrow { margin: 0 0 0.75rem; font-size: 0.85rem; font-weight: 600; letter-spacing: 0.06em; color: var(--pp-text-2); }
.pp-h2 { margin: 0 0 1rem; font-size: clamp(1.9rem, 4vw, 3rem); font-weight: 700; letter-spacing: -0.025em; line-height: 1.1; color: var(--pp-text); }
.pp-lead { margin: 0; font-size: clamp(1.05rem, 1.6vw, 1.25rem); line-height: 1.6; color: var(--pp-text-2); }

.pp-chip {
    display: inline-flex;
    align-self: flex-start;
    padding: 0.2rem 0.65rem;
    border-radius: var(--pp-radius-xs);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--pp-brand);
    background: color-mix(in srgb, var(--pp-brand) 12%, transparent);
}

.pp-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.btn.pp-btn-ghost {
    background: transparent;
    color: var(--pp-accent) !important;
    box-shadow: inset 0 0 0 1px currentColor;
    border-radius: var(--pp-radius-sm);
}
.btn.pp-btn-ghost:hover { background: rgba(0, 113, 227, 0.08); }

/* 子导航 */
.pp-subnav {
    position: sticky;
    top: 54px;
    z-index: 99;
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--pp-line);
}
[data-theme="dark"] .pp-subnav { background: rgba(22, 22, 24, 0.82); }
.pp-subnav__inner { display: flex; align-items: center; gap: 1.5rem; min-height: 52px; }
.pp-subnav__title { font-size: 1.1rem; font-weight: 700; letter-spacing: -0.015em; color: var(--pp-text); text-decoration: none; white-space: nowrap; }
.pp-subnav__links { margin-left: auto; display: flex; align-items: center; gap: 1.25rem; overflow-x: auto; scrollbar-width: none; }
.pp-subnav__links::-webkit-scrollbar { display: none; }
.pp-subnav__links a { font-size: 0.82rem; color: var(--pp-text-2); text-decoration: none; white-space: nowrap; }
.pp-subnav__links a:hover,
.pp-subnav__links a.is-active { color: var(--pp-text); }
.pp-subnav__links a.pp-subnav__cta {
    padding: 0.35rem 0.95rem;
    border-radius: var(--pp-radius-cta);
    background: var(--pp-accent);
    color: #fff;
    font-weight: 600;
}

/* Hero */
.pp-hero { padding: clamp(3rem, 7vw, 6rem) 0 clamp(3rem, 6vw, 5rem); }
.pp-hero__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.pp-hero__title { margin: 0 0 1rem; font-size: clamp(2.4rem, 5.5vw, 4rem); font-weight: 700; letter-spacing: -0.03em; line-height: 1.05; color: var(--pp-text); }
.pp-hero__lead { margin: 0 0 2rem; font-size: clamp(1.1rem, 1.8vw, 1.3rem); line-height: 1.55; color: var(--pp-text-2); }
/* P3 静图用了列表卡的 gl-card-still（absolute+inset:0）。父级必须自己定高，
   否则会相对初始包含块铺满整个视口，所有产品页出现「滑过一整屏空白」。 */
.pp-hero__stage {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 3;
    min-height: 0;
    border-radius: 32px;
    overflow: hidden;
}
.pp-hero__stage .gl-stage,
.pp-hero__stage .gl-stage.gl-card-still {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    min-height: 0;
    aspect-ratio: auto;
    border-radius: inherit;
}

/* 下载 */
.pp-download__group + .pp-download__group { margin-top: 2.25rem; }
.pp-download__group-title { margin: 0 0 0.75rem; font-size: 0.85rem; font-weight: 600; letter-spacing: 0.06em; color: var(--pp-text-2); }
.pp-download__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.pp-download__item { display: flex; flex-direction: column; gap: 1rem; padding: 1.5rem; border-radius: var(--pp-radius-lg); background: var(--pp-card); border: 1px solid var(--pp-line); box-shadow: var(--pp-shadow-card); }
.pp-download__info { display: flex; flex-direction: column; gap: 0.35rem; }
.pp-download__name { font-size: 1.1rem; font-weight: 600; letter-spacing: -0.015em; }
.pp-download__desc { font-size: 0.9rem; line-height: 1.5; color: var(--pp-text-2); }
.pp-download__meta { display: flex; align-items: center; gap: 0.5rem; font-size: 0.82rem; color: var(--pp-text-2); }
.pp-download__version,
.pp-download__size {
    font-size: 0.8125rem;
    font-weight: 400;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.01em;
    color: var(--pp-text-2);
}
.pp-download__btn { margin-top: auto; }
.pp-download--cards .pp-download__list { display: flex; flex-wrap: wrap; justify-content: center; }
.pp-download--cards .pp-download__item { flex: 1 1 240px; max-width: 320px; }
.pp-download--cards .pp-download__btn { align-self: flex-start; min-width: 7.5rem; }
.pp-download__note { margin: 2rem 0 0; text-align: center; font-size: 0.9rem; color: var(--pp-text-2); }

/* table：Apple inset grouped list */
.pp-download--table .pp-download__group-title {
    margin: 0 0 0.5rem 1rem;
    font-size: 0.8125rem;
    font-weight: 400;
    letter-spacing: -0.01em;
    color: var(--pp-text-2);
}
.pp-download--table .pp-download__list {
    grid-template-columns: 1fr;
    gap: 0;
    border: 0;
    border-radius: var(--pp-radius-md);
    background: var(--pp-card);
    overflow: hidden;
}
.pp-download--table .pp-download__item {
    position: relative;
    flex-direction: row;
    align-items: center;
    gap: 0.75rem 1rem;
    padding: 0.875rem 1rem;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}
.pp-download--table .pp-download__item + .pp-download__item::before {
    content: "";
    position: absolute;
    top: 0;
    left: 1rem;
    right: 0;
    height: 1px;
    background: var(--pp-line);
    pointer-events: none;
}
.pp-download--table .pp-download__info { flex: 1; min-width: 0; gap: 0.2rem; }
.pp-download--table .pp-download__name { font-size: 1.0625rem; font-weight: 600; }
.pp-download--table .pp-download__desc { font-size: 0.8125rem; line-height: 1.35; }
.pp-download--table .pp-download__meta { flex-shrink: 0; }
.pp-download--table .pp-download__btn { margin-top: 0; flex-shrink: 0; }
/* App Store GET 式：浅底蓝字、无光晕、无抬起 */
.pp-download--table .pp-download__btn.btn,
.pp-download--table .pp-download__btn.btn-primary {
    min-height: 1.75rem;
    min-width: 4.25rem;
    padding: 0.2rem 0.85rem;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1.2;
    color: var(--pp-accent) !important;
    background: rgba(0, 113, 227, 0.12) !important;
    box-shadow: none !important;
    transform: none !important;
}
.pp-download--table .pp-download__btn.btn:hover,
.pp-download--table .pp-download__btn.btn-primary:hover {
    color: var(--pp-accent) !important;
    background: rgba(0, 113, 227, 0.18) !important;
    box-shadow: none !important;
    transform: none !important;
}
.pp-download--table .pp-download__btn.btn:active,
.pp-download--table .pp-download__btn.btn-primary:active {
    background: rgba(0, 113, 227, 0.24) !important;
    transform: scale(0.97) !important;
}
[data-theme="dark"] .pp-download--table .pp-download__btn.btn,
[data-theme="dark"] .pp-download--table .pp-download__btn.btn-primary {
    color: var(--pp-accent) !important;
    background: rgba(41, 151, 255, 0.18) !important;
}

/* 证据墙：主证据 + 更多能力（P1 叙事密度） */
.pp-evidence-more {
    margin-top: 1.75rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--pp-line);
}
.pp-evidence-more__label {
    margin: 0 0 0.75rem;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--pp-text-2);
}
.pp-evidence-more__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}
.pp-evidence-more__list li {
    padding: 0.28rem 0.7rem;
    border-radius: var(--pp-radius-xs);
    font-size: 0.8rem;
    font-weight: 500;
    line-height: 1.35;
    color: var(--pp-text-2);
    background: rgba(0, 0, 0, 0.04);
    border: 1px solid var(--pp-line);
}
.pp-section--dark .pp-evidence-more__list li,
[data-theme="dark"] .pp-evidence-more__list li {
    background: rgba(255, 255, 255, 0.06);
}

/* CTA */
.pp-cta__inner { max-width: 40rem; text-align: center; }
.pp-cta .pp-actions { margin-top: 2rem; justify-content: center; }

/* 文档 */
.pp-docs { max-width: 820px; }
.pp-doc + .pp-doc { margin-top: 3rem; padding-top: 3rem; border-top: 1px solid var(--pp-line); }

@media (max-width: 900px) {
    .pp-hero__grid { grid-template-columns: 1fr; text-align: center; }
    .pp-hero .pp-actions { justify-content: center; }
}

@media (max-width: 640px) {
    .pp-subnav__title { display: none; }
    .pp-subnav__links { margin-left: 0; }
    .pp-download--table .pp-download__item {
        flex-wrap: wrap;
        align-items: flex-start;
    }
    .pp-download--table .pp-download__info { flex: 1 1 auto; }
    .pp-download--table .pp-download__meta { order: 3; width: 100%; padding-left: 0; }
    .pp-download--table .pp-download__btn { margin-left: auto; }
}

@media (prefers-reduced-motion: reduce) {
    .pp-page *,
    .pp-page *::before,
    .pp-page *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}