/*!
 * Aurora Theme — 现代科技风设计系统
 * 玻璃拟态导航 / 沉浸式 Hero / 滚动动画 / 渐变视觉体系
 */

/* ===== 设计令牌 ===== */
:root {
    --aurora-primary: #4f46e5;
    --aurora-primary-2: #7c3aed;
    --aurora-primary-3: #2563eb;
    --aurora-accent: #06b6d4;
    --aurora-gradient: linear-gradient(135deg, #4f46e5 0%, #7c3aed 55%, #2563eb 100%);
    --aurora-gradient-soft: linear-gradient(135deg, rgba(79,70,229,.08) 0%, rgba(124,58,237,.08) 100%);
    --aurora-text: #0f172a;
    --aurora-text-2: #334155;
    --aurora-muted: #64748b;
    --aurora-bg: #f8fafc;
    --aurora-card: #ffffff;
    --aurora-border: #e2e8f0;
    --aurora-radius: 1rem;
    --aurora-radius-sm: .625rem;
    --aurora-shadow-sm: 0 1px 3px rgba(15,23,42,.06), 0 1px 2px rgba(15,23,42,.04);
    --aurora-shadow-md: 0 8px 24px -6px rgba(15,23,42,.1), 0 2px 6px rgba(15,23,42,.04);
    --aurora-shadow-lg: 0 20px 45px -12px rgba(79,70,229,.22), 0 8px 16px -8px rgba(15,23,42,.1);
    --aurora-navbar-h: 72px;
    --aurora-ease: cubic-bezier(.22,.61,.36,1);
    --article-font-size: 1.0625rem;
    --article-line-height: 1.85;
}

/* ===== 全局 ===== */
body.aurora-body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", "PingFang SC", sans-serif;
    color: var(--aurora-text);
    background: var(--aurora-bg);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

.aurora-main { flex: 1 0 auto; }
.aurora-page { padding-top: 2.5rem; padding-bottom: 3.5rem; }
.aurora-text-muted { color: var(--aurora-muted) !important; }

::selection { background: rgba(79,70,229,.2); }

/* ===== 按钮体系 ===== */
.aurora-btn-gradient {
    background: var(--aurora-gradient);
    border: none;
    color: #fff;
    font-weight: 600;
    border-radius: 999px;
    padding: .5rem 1.4rem;
    box-shadow: 0 6px 18px -6px rgba(79,70,229,.5);
    transition: transform .25s var(--aurora-ease), box-shadow .25s var(--aurora-ease), filter .25s;
}
.aurora-btn-gradient:hover, .aurora-btn-gradient:focus {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 10px 24px -6px rgba(79,70,229,.55);
    filter: brightness(1.06);
}
.aurora-btn-gradient:active { transform: translateY(0); }

.aurora-btn-outline {
    border: 1.5px solid var(--aurora-primary);
    color: var(--aurora-primary);
    background: transparent;
    font-weight: 600;
    border-radius: 999px;
    padding: .45rem 1.3rem;
    transition: all .25s var(--aurora-ease);
}
.aurora-btn-outline:hover {
    background: var(--aurora-gradient);
    border-color: transparent;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px -6px rgba(79,70,229,.45);
}

.aurora-btn-light {
    background: #fff;
    color: var(--aurora-primary);
    border: none;
    font-weight: 600;
    border-radius: 999px;
    padding: .5rem 1.4rem;
    box-shadow: 0 6px 18px -6px rgba(0,0,0,.25);
    transition: transform .25s var(--aurora-ease), box-shadow .25s var(--aurora-ease);
}
.aurora-btn-light:hover { color: var(--aurora-primary-2); transform: translateY(-2px); box-shadow: 0 10px 26px -6px rgba(0,0,0,.3); }

.aurora-btn-ghost {
    border: 1.5px solid rgba(255,255,255,.6);
    color: #fff;
    background: rgba(255,255,255,.08);
    backdrop-filter: blur(6px);
    font-weight: 600;
    border-radius: 999px;
    padding: .5rem 1.4rem;
    transition: all .25s var(--aurora-ease);
}
.aurora-btn-ghost:hover { background: rgba(255,255,255,.18); color: #fff; border-color: #fff; }

.aurora-btn-nav { padding: .35rem 1.1rem; font-size: .9rem; }

/* ===== 导航栏（玻璃拟态） ===== */
.aurora-navbar {
    min-height: var(--aurora-navbar-h);
    background: rgba(255,255,255,.82);
    backdrop-filter: blur(16px) saturate(1.6);
    -webkit-backdrop-filter: blur(16px) saturate(1.6);
    border-bottom: 1px solid rgba(226,232,240,.8);
    transition: background .35s var(--aurora-ease), box-shadow .35s var(--aurora-ease), border-color .35s;
}
body.scrolled .aurora-navbar {
    background: rgba(255,255,255,.94);
    box-shadow: 0 6px 24px -8px rgba(15,23,42,.12);
}

/* Hero 页首屏：导航透明悬浮 */
body.has-hero:not(.scrolled) .aurora-navbar {
    background: linear-gradient(180deg, rgba(15,23,42,.35) 0%, rgba(15,23,42,0) 100%);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border-bottom-color: transparent;
}
body.has-hero:not(.scrolled) .aurora-nav-link,
body.has-hero:not(.scrolled) .aurora-brand-name,
body.has-hero:not(.scrolled) .aurora-icon-btn { color: rgba(255,255,255,.92) !important; }
body.has-hero:not(.scrolled) .aurora-brand-mark { color: #fff; }
body.has-hero:not(.scrolled) .aurora-toggler-line { background: #fff; }
body.has-hero:not(.scrolled) .aurora-navbar .navbar-collapse.show {
    background: rgba(255,255,255,.97);
    border-radius: var(--aurora-radius-sm);
    padding: .75rem;
    margin-top: .5rem;
    box-shadow: var(--aurora-shadow-md);
}
body.has-hero:not(.scrolled) .aurora-navbar .navbar-collapse.show .aurora-nav-link { color: var(--aurora-text-2) !important; }

.aurora-brand { display: flex; align-items: center; gap: .5rem; text-decoration: none; }

/* Logo 在透明态深色 hero 下：滤镜转白（与导航文字变白逻辑一致） */
.aurora-brand > img {
    display: block;
    transition: filter .35s var(--aurora-ease);
}
/* 透明 hero 首屏：彩图 → 白色 */
body.has-hero:not(.scrolled) .aurora-brand > img {
    filter: brightness(0) invert(1);
}
/* 滚过 hero 后（或普通页面）：恢复原色 */
body.scrolled .aurora-brand > img,
body:not(.has-hero) .aurora-brand > img {
    filter: none;
}
.aurora-brand-mark {
    font-size: 1.5rem;
    color: var(--aurora-primary);
    display: inline-flex;
    transition: transform .4s var(--aurora-ease);
}
.aurora-brand:hover .aurora-brand-mark { transform: rotate(90deg); }
.aurora-brand-name {
    font-weight: 800;
    font-size: 1.2rem;
    letter-spacing: .3px;
    color: var(--aurora-text);
    transition: color .3s;
}

.aurora-nav-link {
    position: relative;
    color: var(--aurora-text-2) !important;
    font-weight: 500;
    font-size: .95rem;
    padding: .5rem .9rem !important;
    transition: color .2s;
}
.aurora-nav-link:hover, .aurora-nav-link.active { color: var(--aurora-primary) !important; }
body.has-hero:not(.scrolled) .aurora-nav-link:hover,
body.has-hero:not(.scrolled) .aurora-nav-link.active { color: #fff !important; }

.aurora-nav-underline {
    position: absolute;
    left: 50%;
    bottom: 2px;
    width: 0;
    height: 2.5px;
    border-radius: 2px;
    background: var(--aurora-gradient);
    transform: translateX(-50%);
    transition: width .28s var(--aurora-ease);
}
.aurora-nav-link:hover .aurora-nav-underline,
.aurora-nav-link.active .aurora-nav-underline { width: 55%; }

.aurora-icon-btn { font-size: 1.05rem; }

.aurora-toggler { border: none; padding: .4rem; display: flex; flex-direction: column; gap: 5px; }
.aurora-toggler:focus { box-shadow: none; }
.aurora-toggler-line {
    width: 22px; height: 2px; border-radius: 2px;
    background: var(--aurora-text);
    transition: all .3s var(--aurora-ease);
}
.aurora-toggler[aria-expanded="true"] .aurora-toggler-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.aurora-toggler[aria-expanded="true"] .aurora-toggler-line:nth-child(2) { opacity: 0; }
.aurora-toggler[aria-expanded="true"] .aurora-toggler-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.aurora-dropdown {
    border: 1px solid var(--aurora-border);
    border-radius: var(--aurora-radius-sm);
    box-shadow: var(--aurora-shadow-md);
    padding: .5rem;
    animation: auroraDropIn .22s var(--aurora-ease);
}
.aurora-dropdown .dropdown-item {
    border-radius: .45rem;
    padding: .5rem .8rem;
    font-size: .92rem;
    transition: background .15s, color .15s, transform .15s;
}
.aurora-dropdown .dropdown-item:hover { background: var(--aurora-gradient-soft); color: var(--aurora-primary); transform: translateX(3px); }
.aurora-dropdown .dropdown-item.active { background: var(--aurora-gradient); color: #fff; }
@keyframes auroraDropIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== Hero 沉浸式轮播 ===== */
.aurora-hero { position: relative; }
.aurora-hero-slide {
    position: relative;
    height: min(82vh, 680px);
    min-height: 480px;
    background-size: cover;
    background-position: center;
    background-color: #1e1b4b;
    display: flex;
    align-items: center;
}
.aurora-hero-overlay {
    position: absolute; inset: 0;
    background:
        linear-gradient(100deg, rgba(30,27,75,.82) 0%, rgba(49,46,129,.55) 45%, rgba(15,23,42,.25) 100%),
        linear-gradient(0deg, rgba(15,23,42,.55) 0%, rgba(15,23,42,0) 40%);
}
.aurora-hero-link { text-decoration: none; }
.aurora-hero-caption {
    position: relative;
    max-width: 640px;
    padding: 6rem 0 5rem;
    color: #fff;
}
.aurora-hero-title {
    font-size: clamp(1.9rem, 4.2vw, 3.4rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: .5px;
    text-shadow: 0 4px 24px rgba(0,0,0,.35);
}
.aurora-hero-subtitle {
    font-size: clamp(1rem, 1.6vw, 1.3rem);
    color: rgba(255,255,255,.88);
    margin-top: 1.1rem;
    line-height: 1.7;
    text-shadow: 0 2px 12px rgba(0,0,0,.3);
}
/* 轮播项动画：active 时依次渐入 */
.aurora-hero-caption [data-anim] {
    opacity: 0;
    transform: translateY(34px);
    transition: opacity .8s var(--aurora-ease), transform .8s var(--aurora-ease);
}
.carousel-item.active .aurora-hero-caption [data-anim] { opacity: 1; transform: translateY(0); }
.carousel-item.active .aurora-hero-caption [data-anim]:nth-child(1) { transition-delay: .15s; }
.carousel-item.active .aurora-hero-caption [data-anim]:nth-child(2) { transition-delay: .32s; }
.carousel-item.active .aurora-hero-caption [data-anim]:nth-child(3) { transition-delay: .5s; }
.aurora-hero-slide { transition: background-position 6s ease-out; }

/* 指示器 */
.aurora-indicators { bottom: 1.6rem; }
.aurora-indicators button {
    width: 26px !important;
    height: 4px !important;
    border-radius: 4px !important;
    border: none !important;
    background: rgba(255,255,255,.4) !important;
    transition: all .3s var(--aurora-ease) !important;
    margin: 0 4px !important;
}
.aurora-indicators button.active { width: 44px !important; background: #fff !important; }

/* 左右控制钮 */
.aurora-hero-ctrl { width: auto; padding: 0 1.2rem; opacity: 0; transition: opacity .3s; }
.aurora-hero:hover .aurora-hero-ctrl { opacity: 1; }
.aurora-hero-ctrl-icon {
    width: 48px; height: 48px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 50%;
    background: rgba(255,255,255,.14);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,.3);
    color: #fff; font-size: 1.2rem;
    transition: all .25s var(--aurora-ease);
}
.aurora-hero-ctrl:hover .aurora-hero-ctrl-icon { background: rgba(255,255,255,.28); transform: scale(1.08); }

/* 滚动提示 */
.aurora-hero-scrollhint {
    position: absolute;
    left: 50%; bottom: 3.2rem;
    transform: translateX(-50%);
    z-index: 5;
}
.aurora-hero-mouse {
    display: block;
    width: 24px; height: 38px;
    border: 2px solid rgba(255,255,255,.6);
    border-radius: 14px;
    position: relative;
}
.aurora-hero-wheel {
    position: absolute;
    left: 50%; top: 7px;
    width: 4px; height: 8px;
    margin-left: -2px;
    border-radius: 4px;
    background: rgba(255,255,255,.85);
    animation: auroraWheel 1.8s ease-out infinite;
}
@keyframes auroraWheel {
    0% { opacity: 1; transform: translateY(0); }
    70% { opacity: 0; transform: translateY(12px); }
    100% { opacity: 0; }
}

/* ===== 数据统计带 ===== */
.aurora-stats {
    background: var(--aurora-card);
    border-bottom: 1px solid var(--aurora-border);
    padding: 2.6rem 0;
    position: relative;
    z-index: 2;
}
.aurora-stat-num {
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    font-weight: 800;
    background: var(--aurora-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
}
.aurora-stat-label { color: var(--aurora-muted); font-size: .92rem; margin-top: .3rem; }

/* ===== 通用板块 ===== */
.aurora-section { padding: 4.2rem 0 1.5rem; }
.aurora-section-head { text-align: center; max-width: 640px; margin: 0 auto 2.8rem; }
.aurora-section-eyebrow {
    display: inline-block;
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--aurora-primary);
    background: var(--aurora-gradient-soft);
    border: 1px solid rgba(79,70,229,.18);
    padding: .3rem 1rem;
    border-radius: 999px;
    margin-bottom: 1rem;
}
.aurora-section-eyebrow.light { color: #fff; background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.25); }
.aurora-section-title {
    font-size: clamp(1.6rem, 3vw, 2.3rem);
    font-weight: 800;
    letter-spacing: .3px;
    position: relative;
    display: inline-block;
    padding-bottom: .8rem;
    margin-bottom: .6rem;
}
.aurora-section-title::after {
    content: "";
    position: absolute;
    left: 50%; bottom: 0;
    transform: translateX(-50%);
    width: 56px; height: 4px;
    border-radius: 4px;
    background: var(--aurora-gradient);
}
.aurora-section-title.text-start::after { left: 0; transform: none; }
.aurora-section-title.light { color: #fff; }
.aurora-section-sub { color: var(--aurora-muted); font-size: 1rem; }
.aurora-section-sub.light { color: rgba(255,255,255,.75); }

/* ===== 业务卡片 ===== */
.aurora-biz-card {
    position: relative;
    height: 100%;
    background: var(--aurora-card);
    border: 1px solid var(--aurora-border);
    border-radius: var(--aurora-radius);
    padding: 2.2rem 1.8rem 1.8rem;
    text-align: center;
    overflow: hidden;
    box-shadow: var(--aurora-shadow-sm);
    transition: transform .35s var(--aurora-ease), box-shadow .35s var(--aurora-ease), border-color .35s;
}
.aurora-biz-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--aurora-shadow-lg);
    border-color: rgba(79,70,229,.35);
}
.aurora-biz-glow {
    position: absolute;
    top: -60px; right: -60px;
    width: 160px; height: 160px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(124,58,237,.14) 0%, rgba(124,58,237,0) 70%);
    transition: transform .5s var(--aurora-ease);
}
.aurora-biz-card:hover .aurora-biz-glow { transform: scale(1.6); }
.aurora-biz-icon {
    width: 76px; height: 76px;
    margin: 0 auto 1.2rem;
    border-radius: 22px;
    display: flex; align-items: center; justify-content: center;
    background: var(--aurora-gradient);
    color: #fff;
    font-size: 2rem;
    box-shadow: 0 10px 22px -8px rgba(79,70,229,.55);
    transition: transform .4s var(--aurora-ease), border-radius .4s;
}
.aurora-biz-card:hover .aurora-biz-icon { transform: translateY(-4px) rotate(-6deg) scale(1.05); border-radius: 50%; }
.aurora-biz-cover { width: 76px; height: 76px; object-fit: cover; border-radius: 22px; margin-bottom: 1.2rem; }
.aurora-biz-cover-top { height: 170px; margin: -2.2rem -1.8rem 1.4rem; overflow: hidden; }
.aurora-biz-cover-top img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--aurora-ease); }
.aurora-biz-card:hover .aurora-biz-cover-top img { transform: scale(1.07); }
.aurora-biz-name { font-size: 1.15rem; font-weight: 700; color: var(--aurora-text); margin-bottom: .6rem; }
.aurora-biz-summary { color: var(--aurora-muted); font-size: .88rem; line-height: 1.7; min-height: 2.9em; }
.aurora-biz-more {
    display: inline-flex; align-items: center;
    color: var(--aurora-primary);
    font-size: .88rem; font-weight: 600;
    opacity: 0;
    transform: translateY(6px);
    transition: opacity .3s, transform .3s var(--aurora-ease);
}
.aurora-biz-card:hover .aurora-biz-more { opacity: 1; transform: translateY(0); }
.aurora-stack-tags {
    display: inline-block;
    font-size: .72rem; font-weight: 700;
    letter-spacing: .5px;
    color: var(--aurora-primary);
    background: var(--aurora-primary-soft);
    border-radius: 999px;
    padding: .18rem .7rem;
    margin-bottom: .6rem;
}

/* ===== 产品卡片 ===== */
.aurora-product-card {
    height: 100%;
    background: var(--aurora-card);
    border: 1px solid var(--aurora-border);
    border-radius: var(--aurora-radius);
    overflow: hidden;
    box-shadow: var(--aurora-shadow-sm);
    transition: transform .35s var(--aurora-ease), box-shadow .35s var(--aurora-ease);
}
.aurora-product-card:hover { transform: translateY(-7px); box-shadow: var(--aurora-shadow-lg); }
.aurora-product-cover {
    position: relative;
    height: 190px;
    overflow: hidden;
}
.aurora-product-cover img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .55s var(--aurora-ease);
}
.aurora-product-card:hover .aurora-product-cover img { transform: scale(1.09); }
.aurora-product-overlay {
    position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center;
    background: linear-gradient(180deg, rgba(79,70,229,0) 30%, rgba(79,70,229,.55) 100%);
    color: #fff; font-size: 2rem;
    opacity: 0;
    transition: opacity .35s;
}
.aurora-product-card:hover .aurora-product-overlay { opacity: 1; }
.aurora-product-body { padding: 1.1rem 1.15rem 1.25rem; }
.aurora-product-cat {
    display: inline-block;
    font-size: .72rem; font-weight: 700;
    letter-spacing: .5px;
    color: var(--aurora-primary);
    background: var(--aurora-gradient-soft);
    border-radius: 999px;
    padding: .18rem .7rem;
    margin-bottom: .45rem;
}
.aurora-product-name { font-size: .98rem; font-weight: 700; color: var(--aurora-text); margin-bottom: .35rem; }
.aurora-product-summary { color: var(--aurora-muted); font-size: .82rem; margin: 0; }

/* ===== 案例宽色带 & 卡片 ===== */
.aurora-cases-band {
    background: linear-gradient(160deg, #1e1b4b 0%, #312e81 55%, #3730a3 100%);
    margin-top: 3.5rem;
    padding: 4.5rem 0 4.8rem;
    position: relative;
    overflow: hidden;
}
.aurora-cases-band::before {
    content: "";
    position: absolute;
    width: 480px; height: 480px;
    top: -180px; right: -120px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(6,182,212,.18) 0%, rgba(6,182,212,0) 70%);
}
.aurora-case-card {
    height: 100%;
    background: rgba(255,255,255,.07);
    border: 1px solid rgba(255,255,255,.14);
    backdrop-filter: blur(10px);
    border-radius: var(--aurora-radius);
    overflow: hidden;
    transition: transform .35s var(--aurora-ease), background .35s, border-color .35s;
    position: relative;
}
.aurora-case-card:hover {
    transform: translateY(-7px);
    background: rgba(255,255,255,.12);
    border-color: rgba(255,255,255,.3);
}
.aurora-case-card.light {
    background: var(--aurora-card);
    border-color: var(--aurora-border);
    box-shadow: var(--aurora-shadow-sm);
}
.aurora-case-card.light:hover { box-shadow: var(--aurora-shadow-lg); }
.aurora-case-cover { height: 170px; overflow: hidden; }
.aurora-case-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .55s var(--aurora-ease); }
.aurora-case-card:hover .aurora-case-cover img { transform: scale(1.08); }
.aurora-case-body { padding: 1.25rem 1.35rem 1.4rem; }
.aurora-case-client {
    display: flex; align-items: center; gap: .5rem;
    font-size: .82rem; font-weight: 600;
    color: rgba(255,255,255,.85);
    margin-bottom: .55rem;
}
.aurora-case-card.light .aurora-case-client { color: var(--aurora-text-2); }
.aurora-case-client em {
    font-style: normal;
    margin-left: auto;
    font-size: .7rem; font-weight: 600;
    padding: .15rem .6rem;
    border-radius: 999px;
    background: rgba(6,182,212,.2);
    color: #67e8f9;
}
.aurora-case-card.light .aurora-case-client em { background: rgba(6,182,212,.12); color: #0e7490; }
.aurora-case-logo { width: 26px; height: 26px; object-fit: contain; border-radius: 6px; background: #fff; padding: 2px; }
.aurora-case-logo-lg { width: 64px; height: 64px; object-fit: contain; border-radius: 14px; background: #fff; padding: 6px; box-shadow: var(--aurora-shadow-md); }
.aurora-case-title { font-size: 1.02rem; font-weight: 700; color: #fff; margin-bottom: .45rem; }
.aurora-case-card.light .aurora-case-title { color: var(--aurora-text); }
.aurora-case-summary { font-size: .84rem; color: rgba(255,255,255,.68); margin: 0; line-height: 1.7; }
.aurora-case-card.light .aurora-case-summary { color: var(--aurora-muted); }

/* ===== 新闻条目（首页） ===== */
.aurora-news-item {
    display: flex;
    gap: 1.1rem;
    height: 100%;
    padding: 1.1rem;
    background: var(--aurora-card);
    border: 1px solid var(--aurora-border);
    border-radius: var(--aurora-radius);
    box-shadow: var(--aurora-shadow-sm);
    transition: transform .3s var(--aurora-ease), box-shadow .3s var(--aurora-ease);
}
.aurora-news-item:hover { transform: translateY(-4px); box-shadow: var(--aurora-shadow-md); }
.aurora-news-thumb { flex-shrink: 0; width: 128px; height: 96px; border-radius: var(--aurora-radius-sm); overflow: hidden; }
.aurora-news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--aurora-ease); }
.aurora-news-item:hover .aurora-news-thumb img { transform: scale(1.08); }
.aurora-news-body h3 { font-size: .98rem; font-weight: 700; margin-bottom: .35rem; }
.aurora-news-body h3 a { color: var(--aurora-text); text-decoration: none; transition: color .2s; }
.aurora-news-item:hover .aurora-news-body h3 a { color: var(--aurora-primary); }
.aurora-news-body p {
    color: var(--aurora-muted); font-size: .82rem; margin-bottom: .4rem;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.aurora-news-date { color: var(--aurora-muted); font-size: .78rem; }

/* ===== 新闻卡片（列表页） ===== */
.aurora-news-list { display: flex; flex-direction: column; gap: 1.2rem; }
.aurora-news-card {
    display: flex;
    align-items: center;
    gap: 1.4rem;
    padding: 1.3rem 1.5rem;
    background: var(--aurora-card);
    border: 1px solid var(--aurora-border);
    border-radius: var(--aurora-radius);
    box-shadow: var(--aurora-shadow-sm);
    transition: transform .3s var(--aurora-ease), box-shadow .3s var(--aurora-ease);
}
.aurora-news-card:hover { transform: translateX(6px); box-shadow: var(--aurora-shadow-md); border-color: rgba(79,70,229,.3); }
.aurora-news-card-thumb { flex-shrink: 0; width: 200px; height: 130px; border-radius: var(--aurora-radius-sm); overflow: hidden; }
.aurora-news-card-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--aurora-ease); }
.aurora-news-card:hover .aurora-news-card-thumb img { transform: scale(1.07); }
.aurora-news-card-body { flex: 1; min-width: 0; }
.aurora-news-card-body h2 { font-size: 1.12rem; font-weight: 700; margin-bottom: .4rem; }
.aurora-news-card-body h2 a { color: var(--aurora-text); text-decoration: none; transition: color .2s; }
.aurora-news-card:hover .aurora-news-card-body h2 a { color: var(--aurora-primary); }
.aurora-news-card-body p {
    color: var(--aurora-muted); font-size: .88rem; margin-bottom: .5rem;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.aurora-news-meta { color: var(--aurora-muted); font-size: .8rem; }
.aurora-news-arrow {
    flex-shrink: 0;
    width: 42px; height: 42px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--aurora-primary);
    background: var(--aurora-gradient-soft);
    opacity: 0;
    transform: translateX(-8px);
    transition: all .3s var(--aurora-ease);
}
.aurora-news-card:hover .aurora-news-arrow { opacity: 1; transform: translateX(0); }

/* ===== 内页头（渐变 Hero 带） ===== */
.aurora-page-hero {
    background:
        radial-gradient(600px 300px at 85% 10%, rgba(6,182,212,.25), transparent 65%),
        linear-gradient(150deg, #1e1b4b 0%, #312e81 55%, #4338ca 100%);
    padding: calc(var(--aurora-navbar-h) + 3.6rem) 0 3.6rem;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.aurora-page-hero-sm { padding: calc(var(--aurora-navbar-h) + 2.4rem) 0 2.4rem; }
.aurora-page-title { font-size: clamp(1.6rem, 3.2vw, 2.4rem); font-weight: 800; letter-spacing: .4px; }
.aurora-page-sub { color: rgba(255,255,255,.78); margin-top: .5rem; margin-bottom: 0; }
.aurora-page-meta { color: rgba(255,255,255,.78); font-size: .88rem; margin-top: .8rem; }

.aurora-breadcrumb { margin-bottom: 1rem; --bs-breadcrumb-divider-color: rgba(255,255,255,.5); }
.aurora-breadcrumb .breadcrumb-item a { color: rgba(255,255,255,.75); text-decoration: none; transition: color .2s; }
.aurora-breadcrumb .breadcrumb-item a:hover { color: #fff; }
.aurora-breadcrumb .breadcrumb-item.active { color: rgba(255,255,255,.95); }
.aurora-breadcrumb .breadcrumb-item + .breadcrumb-item::before { color: rgba(255,255,255,.45); }

/* ===== 详情 Hero（封面背景） ===== */
.aurora-detail-hero {
    position: relative;
    background-size: cover;
    background-position: center;
    padding: calc(var(--aurora-navbar-h) + 4.5rem) 0 3.5rem;
    color: #fff;
}
.aurora-detail-hero-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(120deg, rgba(30,27,75,.88) 0%, rgba(49,46,129,.7) 60%, rgba(15,23,42,.5) 100%);
}
.aurora-detail-hero-title { font-size: clamp(1.7rem, 3.4vw, 2.6rem); font-weight: 800; text-shadow: 0 3px 18px rgba(0,0,0,.35); }
.aurora-detail-hero-sub { color: rgba(255,255,255,.85); font-size: 1.05rem; max-width: 720px; margin: .8rem 0 0; }
.aurora-detail-hero-meta { color: rgba(255,255,255,.82); font-size: .92rem; }

/* ===== 内容面板 ===== */
.aurora-panel {
    background: var(--aurora-card);
    border: 1px solid var(--aurora-border);
    border-radius: var(--aurora-radius);
    padding: 2rem 2.2rem;
    box-shadow: var(--aurora-shadow-sm);
}
.aurora-detail-cover { border-radius: var(--aurora-radius); overflow: hidden; box-shadow: var(--aurora-shadow-md); }
.aurora-detail-cover img { max-height: 420px; object-fit: cover; }

/* ===== 侧边栏 Widget ===== */
.aurora-widget {
    background: var(--aurora-card);
    border: 1px solid var(--aurora-border);
    border-radius: var(--aurora-radius);
    padding: 1.3rem 1.4rem;
    margin-bottom: 1.4rem;
    box-shadow: var(--aurora-shadow-sm);
}
.aurora-widget-title {
    font-size: .95rem; font-weight: 700;
    padding-bottom: .7rem; margin-bottom: .9rem;
    border-bottom: 2px solid transparent;
    border-image: linear-gradient(90deg, var(--aurora-primary), transparent) 1;
    color: var(--aurora-text);
}
.aurora-widget-list li { margin-bottom: .15rem; }
.aurora-widget-list a {
    display: flex; align-items: center; justify-content: space-between;
    padding: .5rem .7rem;
    border-radius: var(--aurora-radius-sm);
    color: var(--aurora-text-2);
    text-decoration: none;
    font-size: .9rem;
    transition: all .2s var(--aurora-ease);
}
.aurora-widget-list a:hover, .aurora-widget-list a.active {
    background: var(--aurora-gradient-soft);
    color: var(--aurora-primary);
    transform: translateX(3px);
}
.aurora-widget-count {
    font-size: .72rem; font-weight: 700;
    background: var(--aurora-gradient);
    color: #fff;
    border-radius: 999px;
    padding: .1rem .55rem;
}
.aurora-widget-date { color: var(--aurora-muted); font-size: .75rem; display: block; margin-top: .15rem; }
.aurora-recent-list a { flex-direction: column; align-items: flex-start !important; }

.aurora-tag-cloud { display: flex; flex-wrap: wrap; gap: .45rem; }
.aurora-tag {
    display: inline-block;
    padding: .28rem .8rem;
    border-radius: 999px;
    background: var(--aurora-gradient-soft);
    border: 1px solid rgba(79,70,229,.15);
    color: var(--aurora-primary) !important;
    text-decoration: none !important;
    font-weight: 500;
    transition: all .22s var(--aurora-ease);
}
.aurora-tag:hover {
    background: var(--aurora-gradient);
    color: #fff !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 14px -4px rgba(79,70,229,.45);
}
/* ===== 详情页专属侧栏（文章目录） ===== */
.aurora-detail-sidebar { position: static; }
@media (min-width: 992px) {
    .aurora-detail-sidebar {
        position: sticky;
        /* 让开顶部 sticky 导航，与产品中心侧栏 top:96px 对齐 */
        top: calc(var(--aurora-navbar-h) + 1.5rem);
    }
}
.article-content h2,
.article-content h3,
.article-content h4 {
    scroll-margin-top: 5.5rem;
}
#aurora-toc ul { list-style: none; padding: 0; margin: 0; }
#aurora-toc li { margin-bottom: .15rem; }
#aurora-toc a {
    display: block;
    padding: .35rem .7rem;
    border-radius: var(--aurora-radius-sm);
    border-left: 2px solid transparent;
    color: var(--aurora-text-2);
    font-size: .88rem;
    line-height: 1.45;
    text-decoration: none;
    transition: all .2s var(--aurora-ease);
}
#aurora-toc a:hover,
#aurora-toc a.active {
    color: var(--aurora-primary);
    background: var(--aurora-gradient-soft);
    border-left-color: var(--aurora-primary);
}
#aurora-toc .toc-level-3 { padding-left: 1rem; }
#aurora-toc .toc-level-4 { padding-left: 2rem; }
.aurora-article-tags { margin-top: 1.8rem; padding-top: 1.3rem; border-top: 1px solid var(--aurora-border); display: flex; align-items: center; flex-wrap: wrap; gap: .45rem; }

/* ===== 搜索框 ===== */
.aurora-search-box { display: flex; gap: .5rem; }
.aurora-search-box .form-control {
    border-radius: 999px;
    border: 1.5px solid var(--aurora-border);
    padding: .55rem 1.2rem;
    font-size: .92rem;
    transition: border-color .2s, box-shadow .2s;
}
.aurora-search-box .form-control:focus {
    border-color: var(--aurora-primary);
    box-shadow: 0 0 0 4px rgba(79,70,229,.12);
}
.aurora-search-box .btn { border-radius: 999px; padding: .55rem 1.15rem; }
.aurora-search-lg .form-control { padding: .8rem 1.4rem; font-size: 1rem; background: rgba(255,255,255,.96); }
.aurora-search-lg .btn { padding: .8rem 1.5rem; }

/* ===== 分页 ===== */
.aurora-pagination-wrap { margin-top: 2.5rem; display: flex; justify-content: center; }
.aurora-pagination { gap: .4rem; }
.aurora-pagination .page-link {
    border: 1.5px solid var(--aurora-border);
    border-radius: 12px !important;
    color: var(--aurora-text-2);
    font-weight: 600;
    min-width: 42px;
    text-align: center;
    padding: .5rem .8rem;
    transition: all .22s var(--aurora-ease);
    background: var(--aurora-card);
}
.aurora-pagination .page-link:hover {
    border-color: var(--aurora-primary);
    color: var(--aurora-primary);
    transform: translateY(-2px);
    box-shadow: 0 6px 14px -6px rgba(79,70,229,.35);
}
.aurora-pagination .page-item.active .page-link {
    background: var(--aurora-gradient);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 6px 16px -6px rgba(79,70,229,.55);
}
.aurora-pagination .page-item.disabled .page-link { background: var(--aurora-bg); color: #b6c2d2; }

/* ===== CTA 行动号召 ===== */
.aurora-cta { padding: 4.5rem 0 5rem; }
.aurora-cta-box {
    position: relative;
    background: var(--aurora-gradient);
    border-radius: calc(var(--aurora-radius) * 1.5);
    padding: 4rem 2.5rem;
    text-align: center;
    color: #fff;
    overflow: hidden;
    box-shadow: 0 30px 60px -20px rgba(79,70,229,.5);
}
.aurora-cta-glow {
    position: absolute;
    width: 420px; height: 420px;
    bottom: -220px; left: -100px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,.22) 0%, rgba(255,255,255,0) 70%);
}
.aurora-cta-title { font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 800; position: relative; }
.aurora-cta-sub { color: rgba(255,255,255,.85); margin: .9rem auto 1.8rem; max-width: 560px; position: relative; }
.aurora-cta-actions { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; position: relative; }

/* ===== 页脚 ===== */
.aurora-footer {
    position: relative;
    background: linear-gradient(180deg, #0f172a 0%, #1e1b4b 100%);
    color: #cbd5e1;
    padding: 4rem 0 0;
    margin-top: auto;
    overflow: hidden;
}
.aurora-footer-glow {
    position: absolute;
    width: 560px; height: 560px;
    top: -320px; right: -160px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(124,58,237,.16) 0%, rgba(124,58,237,0) 70%);
    pointer-events: none;
}
.aurora-footer-brand {
    display: inline-flex; align-items: center; gap: .5rem;
    font-size: 1.25rem; font-weight: 800;
    color: #fff; text-decoration: none;
    margin-bottom: 1rem;
}
.aurora-footer-brand .aurora-brand-mark { color: #a5b4fc; }
.aurora-footer-desc { color: #94a3b8; font-size: .9rem; line-height: 1.8; }
.aurora-footer-contact { color: #cbd5e1; text-decoration: none; font-size: .9rem; transition: color .2s; }
.aurora-footer-contact:hover { color: #fff; }
.aurora-footer-title {
    color: #fff; font-weight: 700; font-size: .95rem;
    margin-bottom: 1.1rem;
    padding-bottom: .5rem;
    border-bottom: 2px solid rgba(165,180,252,.35);
    display: inline-block;
}
.aurora-footer-links li { margin-bottom: .55rem; }
.aurora-footer-links a {
    color: #94a3b8; text-decoration: none; font-size: .88rem;
    transition: color .2s, padding-left .25s var(--aurora-ease);
}
.aurora-footer-links a:hover { color: #fff; padding-left: 5px; }
.aurora-footer-social { display: flex; gap: .7rem; margin-top: 1rem; flex-wrap: wrap; }
.aurora-footer-social a {
    width: 38px; height: 38px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 50%;
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.12);
    color: #cbd5e1;
    transition: all .25s var(--aurora-ease);
}
.aurora-footer-social a:hover {
    background: var(--aurora-gradient);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 8px 18px -6px rgba(79,70,229,.5);
}
.aurora-footer-contactlist { margin: 0 0 .4rem; font-size: .88rem; color: #94a3b8; }
.aurora-footer-contactlist li { margin-bottom: .45rem; line-height: 1.55; }
.aurora-footer-contactlist i { color: #818cf8; }
.aurora-footer-contactlist a { color: #cbd5e1; text-decoration: none; }
.aurora-footer-contactlist a:hover { color: #fff; }
.aurora-channel { position: relative; display: inline-flex; }
.aurora-channel-static {
    width: 38px; height: 38px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 50%;
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.12);
    color: #cbd5e1;
    cursor: default;
    transition: all .25s var(--aurora-ease);
}
.aurora-channel:hover .aurora-channel-static {
    background: var(--aurora-gradient);
    color: #fff;
}
.aurora-channel-qr {
    position: absolute; bottom: calc(100% + 10px); left: 50%;
    transform: translateX(-50%) translateY(4px);
    padding: 8px;
    background: #fff; border-radius: 10px;
    box-shadow: 0 12px 28px -8px rgba(2,6,23,.55);
    opacity: 0; visibility: hidden;
    transition: opacity .2s, transform .2s, visibility .2s;
    z-index: 30;
    pointer-events: none;
}
.aurora-channel-qr img { display: block; width: 108px; height: 108px; object-fit: contain; }
.aurora-channel-qr-name {
    display: block;
    margin-bottom: 6px;
    max-width: 140px;
    color: #334155;
    font-size: .72rem; font-weight: 600;
    line-height: 1.35; text-align: center;
    overflow: hidden; text-overflow: ellipsis;
}
.aurora-channel:hover .aurora-channel-qr,
.aurora-channel:focus-within .aurora-channel-qr {
    opacity: 1; visibility: visible;
    transform: translateX(-50%) translateY(0);
}
.aurora-channel-tip {
    position: absolute; bottom: calc(100% + 8px); left: 50%;
    transform: translateX(-50%) translateY(4px);
    padding: 4px 10px;
    max-width: 220px;
    background: rgba(15,23,42,.95);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 6px;
    color: #e2e8f0;
    font-size: .72rem; line-height: 1.4;
    white-space: nowrap;
    overflow: hidden; text-overflow: ellipsis;
    opacity: 0; visibility: hidden;
    transition: opacity .18s, transform .18s, visibility .18s;
    z-index: 30;
    pointer-events: none;
}
.aurora-channel-tip::after {
    content: "";
    position: absolute; top: 100%; left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: rgba(15,23,42,.95);
}
.aurora-channel:hover .aurora-channel-tip,
.aurora-channel:focus-within .aurora-channel-tip {
    opacity: 1; visibility: visible;
    transform: translateX(-50%) translateY(0);
}
.aurora-footer-flinks {
    border-top: 1px solid rgba(148,163,184,.15);
    padding: 1.2rem 0;
    display: flex; flex-wrap: wrap; align-items: center; gap: .4rem 1.1rem;
    font-size: .82rem;
}
.aurora-footer-flinks-label { color: #64748b; font-weight: 600; }
.aurora-footer-flink { color: #94a3b8; text-decoration: none; transition: color .2s; }
.aurora-footer-flink:hover { color: #fff; }
.aurora-footer-bottom {
    border-top: 1px solid rgba(148,163,184,.15);
    padding: 1.3rem 0;
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: .5rem;
    font-size: .82rem; color: #64748b;
}
.aurora-footer-beian { color: #64748b; text-decoration: none; }
.aurora-footer-beian:hover { color: #fff; }
.aurora-footer-powered strong { color: #a5b4fc; }

/* ===== 空状态 & 错误页 ===== */
.aurora-empty {
    text-align: center;
    padding: 5rem 1rem;
    color: var(--aurora-muted);
}
.aurora-empty i { font-size: 3.4rem; opacity: .45; display: block; margin-bottom: 1rem; }
.aurora-error { text-align: center; padding: 6rem 1rem; }
.aurora-error-code {
    font-size: clamp(5rem, 14vw, 9rem);
    font-weight: 800;
    line-height: 1;
    background: var(--aurora-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.aurora-error-msg { color: var(--aurora-muted); font-size: 1.15rem; margin: 1rem 0 2.2rem; }

/* ===== 友链卡片 ===== */
.aurora-flink-card {
    height: 100%;
    background: var(--aurora-card);
    border: 1px solid var(--aurora-border);
    border-radius: var(--aurora-radius);
    padding: 1.6rem 1rem 1.3rem;
    text-align: center;
    box-shadow: var(--aurora-shadow-sm);
    transition: transform .3s var(--aurora-ease), box-shadow .3s var(--aurora-ease);
}
.aurora-flink-card:hover { transform: translateY(-5px); box-shadow: var(--aurora-shadow-md); }
.aurora-flink-logo { max-height: 48px; margin-bottom: .7rem; }
.aurora-flink-initial {
    display: inline-flex; align-items: center; justify-content: center;
    width: 48px; height: 48px;
    border-radius: 14px;
    background: var(--aurora-gradient);
    color: #fff; font-size: 1.4rem; font-weight: 700;
    margin-bottom: .7rem;
    box-shadow: 0 8px 16px -6px rgba(79,70,229,.5);
}
.aurora-flink-name { color: var(--aurora-text); font-weight: 700; margin-bottom: .25rem; }
.aurora-flink-desc { color: var(--aurora-muted); }

/* ===== 产品图库缩略图 ===== */
.aurora-gallery-thumb {
    width: 72px; height: 72px;
    object-fit: cover;
    border-radius: var(--aurora-radius-sm);
    border: 2px solid var(--aurora-border);
    cursor: pointer;
    transition: border-color .2s, transform .2s;
}
.aurora-gallery-thumb:hover { border-color: var(--aurora-primary); transform: scale(1.05); }

/* ===== 滚动 Reveal 动画（仅 JS 可用时隐藏初始状态） ===== */
html.js .reveal {
    opacity: 0;
    transform: translateY(36px);
    transition: opacity .75s var(--aurora-ease), transform .75s var(--aurora-ease);
    will-change: opacity, transform;
}
html.js .reveal.revealed { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
    html.js .reveal { opacity: 1; transform: none; transition: none; }
    .aurora-hero-caption [data-anim] { opacity: 1; transform: none; transition: none; }
}

/* ===== 回到顶部 ===== */
#back-to-top {
    position: fixed;
    bottom: 1.6rem; right: 1.6rem;
    width: 46px; height: 46px;
    border-radius: 50%;
    border: none;
    background: var(--aurora-gradient);
    color: #fff;
    box-shadow: 0 10px 24px -8px rgba(79,70,229,.6);
    z-index: 1040;
    opacity: 0;
    transform: translateY(16px);
    pointer-events: none;
    transition: opacity .35s var(--aurora-ease), transform .35s var(--aurora-ease);
}
#back-to-top.show { opacity: 1; transform: translateY(0); pointer-events: auto; }
#back-to-top:hover { transform: translateY(-3px); }

/* ===== 文章内容排版 ===== */
.article-content {
    font-size: var(--article-font-size);
    line-height: var(--article-line-height);
    color: var(--aurora-text-2);
}
.article-content h1, .article-content h2, .article-content h3,
.article-content h4, .article-content h5, .article-content h6 {
    margin-top: 1.6em; margin-bottom: .75em;
    font-weight: 700; color: var(--aurora-text);
}
.article-content h2 { padding-bottom: .4em; border-bottom: 2px solid var(--aurora-border); position: relative; }
.article-content h2::after {
    content: ""; position: absolute; left: 0; bottom: -2px;
    width: 52px; height: 2px; background: var(--aurora-gradient);
}
.article-content p { margin-bottom: 1.25em; }
.article-content a { color: var(--aurora-primary); text-decoration: underline; text-underline-offset: 3px; }
.article-content a:hover { color: var(--aurora-primary-2); }
.article-content img, .page-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--aurora-radius-sm);
    margin: 1.5em 0;
    box-shadow: var(--aurora-shadow-sm);
    cursor: zoom-in;
    transition: box-shadow .25s var(--aurora-ease), transform .25s var(--aurora-ease);
}
.article-content img:hover, .page-content img:hover {
    box-shadow: var(--aurora-shadow-md);
    transform: translateY(-1px);
}
/* 内容区图片放大预览（点击触发） */
.aurora-image-lightbox {
    position: fixed;
    inset: 0;
    z-index: 1080;
    display: none;
    align-items: center;
    justify-content: center;
    padding: clamp(1rem, 4vw, 2.5rem);
    background: rgba(15, 23, 42, .92);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    cursor: zoom-out;
    opacity: 0;
    transition: opacity .25s ease;
}
.aurora-image-lightbox.is-open {
    display: flex;
    opacity: 1;
}
.aurora-image-lightbox img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: var(--aurora-radius-sm);
    box-shadow: 0 20px 50px rgba(0,0,0,.55);
    cursor: default;
    transform: scale(.96);
    transition: transform .3s var(--aurora-ease);
}
.aurora-image-lightbox.is-open img {
    transform: scale(1);
}
.aurora-image-lightbox-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 50%;
    background: rgba(255,255,255,.16);
    color: #fff;
    font-size: 1.4rem;
    line-height: 1;
    cursor: pointer;
    transition: background .2s, transform .2s;
}
.aurora-image-lightbox-close:hover {
    background: rgba(255,255,255,.3);
    transform: rotate(90deg);
}
.aurora-image-lightbox-caption {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    max-width: 80%;
    padding: .4rem 1rem;
    font-size: .85rem;
    color: rgba(255,255,255,.75);
    background: rgba(15,23,42,.6);
    border-radius: 999px;
    text-align: center;
    pointer-events: none;
}
body.aurora-no-scroll { overflow: hidden; }
.article-content video, .page-content video { display: block; max-width: 100%; height: auto; margin: 1.5em 0; border-radius: var(--aurora-radius-sm); }
.article-content audio, .page-content audio { display: block; width: 100%; margin: 1.5em 0; }
.article-content blockquote {
    border-left: 4px solid var(--aurora-primary);
    padding: 1em 1.4em; margin: 1.5em 0;
    background: var(--aurora-gradient-soft);
    border-radius: 0 var(--aurora-radius-sm) var(--aurora-radius-sm) 0;
    color: var(--aurora-text-2);
}
.article-content blockquote p:last-child { margin-bottom: 0; }
.article-content pre {
    background: #0f172a; color: #e2e8f0;
    padding: 1.3em; border-radius: var(--aurora-radius-sm);
    overflow-x: auto; margin: 1.5em 0;
    font-size: .875rem; line-height: 1.65;
}
.article-content code {
    font-family: "SF Mono", "Fira Code", "Fira Mono", "Roboto Mono", monospace;
    font-size: .875em;
    padding: .2em .45em;
    background: rgba(79,70,229,.1);
    border-radius: .3rem;
    color: var(--aurora-primary-2);
}
.article-content pre code { padding: 0; background: none; color: inherit; }
.article-content ul, .article-content ol { margin-bottom: 1.25em; padding-left: 1.5em; }
.article-content li { margin-bottom: .5em; }
.article-content table { width: 100%; margin-bottom: 1.5em; border-collapse: collapse; }
.article-content th, .article-content td { padding: .75em; border: 1px solid var(--aurora-border); }
.article-content th { background: var(--aurora-gradient-soft); font-weight: 600; }

/* ===== 暗色模式 ===== */
@media (prefers-color-scheme: dark) {
    :root {
        --aurora-text: #e2e8f0;
        --aurora-text-2: #cbd5e1;
        --aurora-muted: #94a3b8;
        --aurora-bg: #0b1120;
        --aurora-card: #111a2e;
        --aurora-border: #1e293b;
        --aurora-shadow-sm: 0 1px 3px rgba(0,0,0,.4);
        --aurora-shadow-md: 0 8px 24px -6px rgba(0,0,0,.5);
        --aurora-shadow-lg: 0 20px 45px -12px rgba(0,0,0,.6);
    }
    .aurora-navbar { background: rgba(11,17,32,.82); border-bottom-color: rgba(30,41,59,.8); }
    body.scrolled .aurora-navbar { background: rgba(11,17,32,.95); }
    .aurora-brand-name { color: #e2e8f0; }
    .aurora-nav-link { color: #cbd5e1 !important; }
    .aurora-nav-link:hover, .aurora-nav-link.active { color: #a5b4fc !important; }
    .aurora-toggler-line { background: #e2e8f0; }
    .aurora-dropdown { background: #111a2e; border-color: #1e293b; }
    .aurora-dropdown .dropdown-item { color: #cbd5e1; }
    body.has-hero:not(.scrolled) .aurora-navbar .navbar-collapse.show { background: rgba(17,26,46,.98); }
    body.has-hero:not(.scrolled) .aurora-navbar .navbar-collapse.show .aurora-nav-link { color: #cbd5e1 !important; }
    .aurora-btn-outline { color: #a5b4fc; border-color: #a5b4fc; }
    .aurora-btn-outline:hover { color: #fff; }
    .aurora-stats { background: #0f172a; }
    .aurora-search-box .form-control { background: #0b1120; border-color: #1e293b; color: #e2e8f0; }
    .aurora-pagination .page-item.disabled .page-link { background: #0f172a; color: #475569; }
    .article-content pre { background: #020617; }
    .article-content code { color: #a5b4fc; }
}

/* ===== 响应式 ===== */
@media (max-width: 991.98px) {
    .aurora-navbar .navbar-collapse {
        padding: .75rem 0 1rem;
    }
    .aurora-btn-nav { margin: .5rem 0 0; display: block; text-align: center; }
}
@media (max-width: 767.98px) {
    .aurora-hero-slide { height: 68vh; min-height: 400px; }
    .aurora-hero-caption { padding: 4rem 0 3rem; }
    .aurora-hero-scrollhint { display: none; }
    .aurora-section { padding: 3rem 0 1rem; }
    .aurora-panel { padding: 1.4rem 1.2rem; }
    .aurora-news-card { flex-direction: column; align-items: stretch; gap: 1rem; }
    .aurora-news-card-thumb { width: 100%; height: 160px; }
    .aurora-news-card:hover { transform: translateY(-4px); }
    .aurora-news-arrow { display: none; }
    .aurora-cta-box { padding: 3rem 1.5rem; }
    .aurora-footer-bottom { flex-direction: column; text-align: center; }
    #back-to-top { bottom: 1rem; right: 1rem; width: 40px; height: 40px; }
}

/* ===== 打印样式 ===== */
@media print {
    .aurora-navbar, .aurora-footer, .aurora-sidebar, .aurora-detail-sidebar, #back-to-top,
    .aurora-breadcrumb, .aurora-news-arrow { display: none !important; }
    .aurora-page-hero, .aurora-detail-hero { padding: 1rem 0; background: none; color: #000; }
    .aurora-page-title, .aurora-detail-hero-title { color: #000; }
    body { font-size: 12pt; }
}
.icon-renderer { display: inline-block; width: 1em; height: 1em; vertical-align: -.125em; }
.icon-renderer[src] { object-fit: contain; }