/* ============================================
   老司机 - 影视传媒视频社区 原创样式表
   品牌色系：深紫黑 + 活力橙 + 电光紫
   ============================================ */

/* CSS Variables */
:root {
    --color-primary: #1A0A2E;
    --color-secondary: #FF6B35;
    --color-accent: #7B2FBE;
    --color-bg: #0D0D1A;
    --color-text: #E8E6F0;
    --color-card: #1E1E30;
    --color-border: #2A2A45;
    --color-muted: #9896A8;
    --color-success: #2ECC71;
    --color-gradient: linear-gradient(135deg, #7B2FBE 0%, #FF6B35 100%);
    --color-gradient-h: linear-gradient(90deg, #7B2FBE 0%, #FF6B35 100%);
    --font-main: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 24px rgba(0,0,0,0.3);
    --shadow-hover: 0 8px 40px rgba(123,47,190,0.25);
    --transition: all 0.3s ease;
    --max-width: 1280px;
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: var(--font-main);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--color-secondary); text-decoration: none; transition: var(--transition); }
a:hover { color: #FF8F5E; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; }

/* Container */
.r22ucwtn { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }

/* ============ Header / Navigation ============ */
.v3mkj2lb {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(13,13,26,0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition);
}
.fkacc9 {
    display: flex; align-items: center; justify-content: space-between;
    max-width: var(--max-width); margin: 0 auto; padding: 0 20px; height: 70px;
}
.ghpvg10u { display: flex; align-items: center; gap: 10px; }
.ghpvg10u img { height: 42px; width: auto; }
.ghpvg10u span { font-size: 1.4rem; font-weight: 800; background: var(--color-gradient-h); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

.sf2p7 { display: flex; align-items: center; gap: 6px; }
.sf2p7 a {
    color: var(--color-text); padding: 8px 16px; border-radius: var(--radius-sm);
    font-size: 0.95rem; font-weight: 500; transition: var(--transition); position: relative;
}
.sf2p7 a:hover, .sf2p7 a.pwitn {
    color: var(--color-secondary); background: rgba(255,107,53,0.1);
}

/* Search Box */
.b0n03m {
    background: rgba(13,13,26,0.9); border-bottom: 1px solid var(--color-border);
    padding: 12px 0; margin-top: 70px;
}
.b0n03m .r22ucwtn { display: flex; justify-content: center; }
.zolyo {
    display: flex; max-width: 600px; width: 100%; background: var(--color-card);
    border-radius: 50px; overflow: hidden; border: 1px solid var(--color-border);
}
.zolyo input {
    flex: 1; border: none; background: transparent; padding: 12px 24px;
    color: var(--color-text); font-size: 0.95rem; outline: none;
}
.zolyo input::placeholder { color: var(--color-muted); }
.zolyo button {
    background: var(--color-gradient); border: none; padding: 12px 28px;
    color: #fff; font-size: 0.95rem; cursor: pointer; font-weight: 600;
    transition: var(--transition);
}
.zolyo button:hover { opacity: 0.85; }

/* Mobile Menu Toggle */
.iv9uavx9 {
    display: none; background: none; border: none; color: var(--color-text);
    font-size: 1.5rem; cursor: pointer; padding: 8px;
}

/* ============ Hero Section ============ */
.fc4r5jl {
    position: relative; min-height: 75vh; display: flex; align-items: center;
    background: linear-gradient(180deg, rgba(13,13,26,0.3) 0%, var(--color-bg) 100%);
    overflow: hidden;
}
.v74k1p5 {
    position: absolute; inset: 0; z-index: 0;
    background-size: cover; background-position: center; opacity: 0.35;
    filter: blur(2px);
}
.cscom {
    position: relative; z-index: 2; text-align: center; padding: 80px 20px 60px;
    max-width: 800px; margin: 0 auto;
}
.fc4r5jl h1 {
    font-size: 3rem; margin-bottom: 20px;
    background: var(--color-gradient-h); -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; background-clip: text;
}
.fc4r5jl h2 { font-size: 1.3rem; color: var(--color-muted); font-weight: 400; margin-bottom: 36px; }
.lqvbpkwk { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 36px; }
.lqvbpkwk span {
    background: rgba(123,47,190,0.2); border: 1px solid rgba(123,47,190,0.4);
    padding: 6px 18px; border-radius: 50px; font-size: 0.85rem; color: #C9A0FF;
}
.mk0ktmah { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.zr2g0rmz {
    display: inline-flex; align-items: center; gap: 8px; padding: 14px 32px;
    border-radius: 50px; font-weight: 600; font-size: 1rem; transition: var(--transition);
    cursor: pointer; border: none;
}
.b2g2923 { background: var(--color-gradient); color: #fff; }
.b2g2923:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); color: #fff; }
.g1dmk {
    background: transparent; color: var(--color-text);
    border: 2px solid var(--color-border);
}
.g1dmk:hover { border-color: var(--color-secondary); color: var(--color-secondary); }

/* ============ Section Common ============ */
.e22ugv01 { padding: 80px 0; }
.lcr822p { text-align: center; margin-bottom: 50px; }
.lcr822p h2 {
    font-size: 2.2rem; margin-bottom: 12px;
}
.lcr822p h2 .l1g40jl {
    background: var(--color-gradient-h); -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; background-clip: text;
}
.lcr822p p { color: var(--color-muted); font-size: 1.05rem; max-width: 600px; margin: 0 auto; }
.nqxjw3 {
    width: 60px; height: 3px; background: var(--color-gradient); margin: 16px auto 0;
    border-radius: 2px;
}

/* ============ Video Cards Grid ============ */
.anmjw {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.ywz0jd {
    background: var(--color-card); border-radius: var(--radius); overflow: hidden;
    border: 1px solid var(--color-border); transition: var(--transition);
    cursor: pointer;
}
.ywz0jd:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); border-color: var(--color-accent); }
.b626zqq {
    position: relative; padding-top: 56.25%; overflow: hidden;
}
.b626zqq img {
    position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.5s ease;
}
.ywz0jd:hover .b626zqq img { transform: scale(1.08); }
.tjeqrlku {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%) scale(0);
    width: 60px; height: 60px; background: rgba(255,107,53,0.9); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    transition: var(--transition); z-index: 3;
}
.tjeqrlku::after {
    content: ''; width: 0; height: 0;
    border-left: 20px solid #fff; border-top: 12px solid transparent;
    border-bottom: 12px solid transparent; margin-left: 4px;
}
.ywz0jd:hover .tjeqrlku { transform: translate(-50%,-50%) scale(1); }
.y3xsgu {
    position: absolute; bottom: 8px; right: 8px; background: rgba(0,0,0,0.8);
    padding: 2px 8px; border-radius: 4px; font-size: 0.75rem; color: #fff; z-index: 3;
}
.jfxmo { padding: 14px 16px; }
.jfxmo h3 { font-size: 0.95rem; font-weight: 600; margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.h03y0n { display: flex; align-items: center; gap: 12px; font-size: 0.8rem; color: var(--color-muted); }
.h03y0n span { display: flex; align-items: center; gap: 4px; }

/* ============ Service Modules ============ */
.maxrixlh { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.ja7avqgh {
    background: var(--color-card); border-radius: var(--radius); padding: 36px 28px;
    border: 1px solid var(--color-border); transition: var(--transition); text-align: center;
}
.ja7avqgh:hover { border-color: var(--color-accent); transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.ae349 {
    width: 64px; height: 64px; margin: 0 auto 20px; border-radius: 16px;
    background: var(--color-gradient); display: flex; align-items: center;
    justify-content: center; font-size: 1.8rem;
}
.ja7avqgh h3 { font-size: 1.15rem; margin-bottom: 10px; }
.ja7avqgh p { color: var(--color-muted); font-size: 0.9rem; }

/* ============ AI Module ============ */
.k4rok { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.ogx3ngcg {
    background: linear-gradient(145deg, var(--color-card) 0%, rgba(123,47,190,0.1) 100%);
    border-radius: var(--radius); padding: 32px 24px; border: 1px solid var(--color-border);
    transition: var(--transition); position: relative; overflow: hidden;
}
.ogx3ngcg::before {
    content: ''; position: absolute; top: -50%; right: -50%; width: 100%; height: 100%;
    background: radial-gradient(circle, rgba(123,47,190,0.08) 0%, transparent 70%);
    transition: var(--transition);
}
.ogx3ngcg:hover { border-color: var(--color-accent); transform: translateY(-4px); }
.ogx3ngcg h3 { font-size: 1.1rem; margin-bottom: 10px; position: relative; }
.ogx3ngcg p { color: var(--color-muted); font-size: 0.9rem; position: relative; }
.u2ageay {
    display: inline-block; background: var(--color-gradient); padding: 3px 12px;
    border-radius: 50px; font-size: 0.7rem; color: #fff; margin-bottom: 12px;
    position: relative;
}

/* ============ Community Module ============ */
.j20w7 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.ncuwlb3 {
    background: var(--color-card); border-radius: var(--radius); padding: 28px;
    border: 1px solid var(--color-border); display: flex; gap: 20px;
    transition: var(--transition);
}
.ncuwlb3:hover { border-color: var(--color-secondary); transform: translateY(-3px); }
.b00joqin {
    flex-shrink: 0; width: 56px; height: 56px; border-radius: 14px;
    background: rgba(255,107,53,0.15); display: flex; align-items: center;
    justify-content: center; font-size: 1.5rem;
}
.ncuwlb3 h3 { font-size: 1.05rem; margin-bottom: 6px; }
.ncuwlb3 p { color: var(--color-muted); font-size: 0.88rem; }

/* ============ Expert Section ============ */
.lm587 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.m8m34p {
    background: var(--color-card); border-radius: var(--radius); overflow: hidden;
    border: 1px solid var(--color-border); transition: var(--transition); text-align: center;
}
.m8m34p:hover { border-color: var(--color-accent); transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.hktsm {
    width: 100%; aspect-ratio: 1; overflow: hidden;
}
.hktsm img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.m8m34p:hover .hktsm img { transform: scale(1.05); }
.vtv81 { padding: 20px 16px; }
.vtv81 h3 { font-size: 1.05rem; margin-bottom: 4px; }
.vtv81 .q8xximj3 { color: var(--color-secondary); font-size: 0.85rem; margin-bottom: 8px; }
.vtv81 p { color: var(--color-muted); font-size: 0.82rem; margin-bottom: 14px; }
.rwwcmmnt { display: flex; gap: 8px; justify-content: center; }
.rwwcmmnt a {
    padding: 6px 14px; border-radius: 50px; font-size: 0.78rem; font-weight: 500;
}
.rof4hpb { background: var(--color-gradient); color: #fff; }
.c8ekabq { border: 1px solid var(--color-border); color: var(--color-text); }
.c8ekabq:hover { border-color: var(--color-secondary); color: var(--color-secondary); }

/* ============ Partner Wall ============ */
.drr0vpe9 { background: var(--color-card); }
.kmyw8ec { max-width: 900px; margin: 0 auto; border-radius: var(--radius); overflow: hidden; }

/* ============ Reviews ============ */
.ao4id { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.mx1ab {
    background: var(--color-card); border-radius: var(--radius); padding: 28px;
    border: 1px solid var(--color-border); transition: var(--transition);
}
.mx1ab:hover { border-color: var(--color-accent); }
.oi5t9k { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.oi5t9k img { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; }
.oi5t9k .plb717m6 { font-weight: 600; font-size: 0.95rem; }
.oi5t9k .kx3gl { color: var(--color-muted); font-size: 0.8rem; }
.ktvod { color: #FFD700; font-size: 0.9rem; margin-bottom: 10px; }
.mx1ab p { color: var(--color-muted); font-size: 0.9rem; line-height: 1.7; }

/* ============ FAQ ============ */
.f91jjn13 { max-width: 800px; margin: 0 auto; }
.sxwmu {
    background: var(--color-card); border-radius: var(--radius); margin-bottom: 12px;
    border: 1px solid var(--color-border); overflow: hidden; transition: var(--transition);
}
.sxwmu:hover { border-color: var(--color-accent); }
.tfss74af {
    padding: 20px 24px; cursor: pointer; display: flex; justify-content: space-between;
    align-items: center; font-weight: 600; font-size: 1rem; user-select: none;
}
.tfss74af::after { content: '+'; font-size: 1.4rem; color: var(--color-secondary); transition: var(--transition); }
.faq-item.pwitn .tfss74af::after { content: '-'; }
.mvuhacfy {
    max-height: 0; overflow: hidden; transition: max-height 0.4s ease;
}
.polx38gr { padding: 0 24px 20px; color: var(--color-muted); font-size: 0.92rem; line-height: 1.8; }
.faq-item.pwitn .mvuhacfy { max-height: 300px; }

/* ============ Contact Section ============ */
.ek8gjm9 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; }
.dp593mb7 { display: flex; flex-direction: column; gap: 18px; }
.ysqms103 { display: flex; align-items: flex-start; gap: 14px; }
.g61t89x7 {
    flex-shrink: 0; width: 44px; height: 44px; border-radius: 12px;
    background: rgba(123,47,190,0.15); display: flex; align-items: center;
    justify-content: center; font-size: 1.2rem;
}
.ysqms103 h4 { font-size: 0.95rem; margin-bottom: 2px; }
.ysqms103 p { color: var(--color-muted); font-size: 0.88rem; }
.dkqu2 { display: flex; gap: 24px; justify-content: center; }
.xd5z0bpq { text-align: center; }
.xd5z0bpq img { width: 160px; height: 160px; border-radius: var(--radius-sm); margin-bottom: 8px; }
.xd5z0bpq span { font-size: 0.85rem; color: var(--color-muted); }

/* ============ How-To Guide ============ */
.ve9olts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; max-width: 900px; margin: 0 auto; }
.inqjptof { text-align: center; position: relative; }
.f335t {
    width: 48px; height: 48px; border-radius: 50%; background: var(--color-gradient);
    display: flex; align-items: center; justify-content: center; margin: 0 auto 14px;
    font-weight: 800; font-size: 1.2rem; color: #fff;
}
.inqjptof h4 { font-size: 0.95rem; margin-bottom: 6px; }
.inqjptof p { color: var(--color-muted); font-size: 0.82rem; }

/* ============ Share Buttons ============ */
.afy8bf1 { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; padding: 20px 0; }
.x4i8k {
    display: inline-flex; align-items: center; gap: 6px; padding: 10px 20px;
    border-radius: 50px; font-size: 0.85rem; font-weight: 500;
    background: var(--color-card); border: 1px solid var(--color-border);
    color: var(--color-text); transition: var(--transition); cursor: pointer;
}
.x4i8k:hover { border-color: var(--color-secondary); color: var(--color-secondary); transform: translateY(-2px); }

/* ============ Footer ============ */
.enmr2ph4 {
    background: var(--color-primary); border-top: 1px solid var(--color-border);
    padding: 50px 0 0;
}
.pcwbq44v { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.nwzy116k .ghpvg10u { margin-bottom: 14px; }
.nwzy116k p { color: var(--color-muted); font-size: 0.88rem; line-height: 1.7; }
.yq06jl h4 { font-size: 1rem; margin-bottom: 16px; color: var(--color-text); }
.yq06jl a { display: block; color: var(--color-muted); font-size: 0.88rem; padding: 4px 0; transition: var(--transition); }
.yq06jl a:hover { color: var(--color-secondary); padding-left: 6px; }
.i6qupw6 {
    border-top: 1px solid var(--color-border); padding: 20px 0;
    display: flex; justify-content: space-between; align-items: center;
    font-size: 0.82rem; color: var(--color-muted); flex-wrap: wrap; gap: 10px;
}

/* ============ Breadcrumb ============ */
.jpg30i5 {
    padding: 16px 0; font-size: 0.85rem; color: var(--color-muted);
    margin-top: 70px;
}
.jpg30i5 a { color: var(--color-secondary); }
.jpg30i5 span { margin: 0 8px; }

/* ============ Inner Page Content ============ */
.orm4m49 {
    padding: 100px 0 50px; text-align: center;
    background: linear-gradient(180deg, rgba(123,47,190,0.1) 0%, transparent 100%);
}
.orm4m49 h1 { font-size: 2.4rem; margin-bottom: 12px; }
.orm4m49 p { color: var(--color-muted); font-size: 1.05rem; }
.pdft2 { padding: 50px 0; }
.pdft2 h2 { font-size: 1.8rem; margin-bottom: 20px; }
.pdft2 h3 { font-size: 1.3rem; margin-bottom: 14px; color: var(--color-secondary); }
.pdft2 p { color: var(--color-muted); margin-bottom: 16px; line-height: 1.8; }
.aw56rj15 { max-width: 900px; margin: 0 auto; }

/* ============ Lazy Load Placeholder ============ */
.aipftr {
    opacity: 0; transition: opacity 0.5s ease;
}
.lazy-img.u6m4j { opacity: 1; }

/* ============ Scroll to Top ============ */
.goq7ym9 {
    position: fixed; bottom: 30px; right: 30px; width: 48px; height: 48px;
    background: var(--color-gradient); border-radius: 50%; display: flex;
    align-items: center; justify-content: center; cursor: pointer;
    opacity: 0; visibility: hidden; transition: var(--transition); z-index: 999;
    border: none; color: #fff; font-size: 1.2rem;
}
.scroll-top.ffigv { opacity: 1; visibility: visible; }
.goq7ym9:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }

/* ============ Responsive ============ */
@media (max-width: 1024px) {
    .anmjw { grid-template-columns: repeat(3, 1fr); }
    .lm587 { grid-template-columns: repeat(2, 1fr); }
    .pcwbq44v { grid-template-columns: repeat(2, 1fr); }
    .ve9olts { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .sf2p7 { display: none; position: fixed; top: 70px; left: 0; right: 0; background: rgba(13,13,26,0.98); flex-direction: column; padding: 20px; gap: 4px; border-bottom: 1px solid var(--color-border); }
    .main-nav.pwitn { display: flex; }
    .iv9uavx9 { display: block; }
    .fc4r5jl h1 { font-size: 2rem; }
    .fc4r5jl h2 { font-size: 1rem; }
    .anmjw { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .maxrixlh { grid-template-columns: 1fr; }
    .k4rok { grid-template-columns: 1fr; }
    .j20w7 { grid-template-columns: 1fr; }
    .lm587 { grid-template-columns: repeat(2, 1fr); }
    .ao4id { grid-template-columns: 1fr; }
    .ek8gjm9 { grid-template-columns: 1fr; }
    .pcwbq44v { grid-template-columns: 1fr; }
    .e22ugv01 { padding: 50px 0; }
    .lcr822p h2 { font-size: 1.6rem; }
    .ve9olts { grid-template-columns: 1fr 1fr; }
    .mk0ktmah { flex-direction: column; align-items: center; }
}
@media (max-width: 480px) {
    .anmjw { grid-template-columns: 1fr; }
    .lm587 { grid-template-columns: 1fr; }
    .ve9olts { grid-template-columns: 1fr; }
    .dkqu2 { flex-direction: column; align-items: center; }
}

/* ============ Video Element in Cards ============ */
.b626zqq video {
    position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.5s ease;
}
.ywz0jd:hover .b626zqq video { transform: scale(1.08); }
.oxarsslj {
    position: absolute; top: 8px; left: 8px; background: var(--color-gradient);
    padding: 2px 10px; border-radius: 4px; font-size: 0.7rem; color: #fff;
    z-index: 3; font-weight: 600;
}