/* ============================================
   黑料 原创样式表
   品牌：黑料 | 域名：Lodjju.cn
   配色：自然翠绿 + 深森林 + 暖琥珀强调
   ============================================ */

/* CSS Reset & Base */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#2D8B56;
  --secondary:#0D2818;
  --accent:#D4A017;
  --bg-dark:#091A10;
  --bg-card:#0F2A1A;
  --text-light:#E8F5E9;
  --text-muted:#A5C9B2;
  --card-hover:#163D26;
  --border-color:#1E4D32;
  --gradient-main:linear-gradient(135deg,#2D8B56 0%,#1B5E3B 50%,#D4A017 100%);
  --gradient-dark:linear-gradient(180deg,#091A10 0%,#0D2818 100%);
  --shadow-card:0 6px 24px rgba(0,0,0,0.35);
  --shadow-glow:0 0 20px rgba(45,139,86,0.15);
  --radius:14px;
  --radius-sm:8px;
  --transition:all 0.35s cubic-bezier(0.4,0,0.2,1);
  --max-width:1320px;
}
html{scroll-behavior:smooth;font-size:16px}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","WenQuanYi Micro Hei",sans-serif;
  background:var(--bg-dark);
  color:var(--text-light);
  line-height:1.75;
  overflow-x:hidden;
}
a{color:var(--primary);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--accent)}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
.wrap{max-width:var(--max-width);margin:0 auto;padding:0 24px}

/* ============ Header & Navigation ============ */
.top-bar{
  position:fixed;top:0;left:0;width:100%;z-index:999;
  background:rgba(9,26,16,0.92);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border-color);
  transition:var(--transition);
}
.top-bar-inner{
  display:flex;align-items:center;justify-content:space-between;
  max-width:var(--max-width);margin:0 auto;padding:0 24px;height:68px;
}
.logo-area{display:flex;align-items:center;gap:10px}
.logo-area img{height:42px;width:auto}
.logo-area .brand-text{
  font-size:1.4rem;font-weight:800;
  background:var(--gradient-main);-webkit-background-clip:text;-webkit-text-fill-color:transparent;
  letter-spacing:1px;
}
.nav-main{display:flex;gap:4px;align-items:center}
.nav-main a{
  padding:8px 16px;border-radius:var(--radius-sm);
  font-size:0.92rem;color:var(--text-muted);font-weight:500;
  transition:var(--transition);
}
.nav-main a:hover,.nav-main a.cur{
  color:#fff;background:rgba(45,139,86,0.18);
}
.mob-toggle{
  display:none;flex-direction:column;gap:5px;cursor:pointer;
  width:28px;height:22px;justify-content:center;
}
.mob-toggle span{display:block;height:2px;background:var(--text-light);border-radius:2px;transition:var(--transition)}

/* Search Box */
.search-wrap{
  max-width:var(--max-width);margin:78px auto 0;padding:12px 24px;
}
.search-form{
  display:flex;gap:0;max-width:560px;margin:0 auto;
  border:2px solid var(--border-color);border-radius:40px;overflow:hidden;
  background:var(--bg-card);transition:var(--transition);
}
.search-form:focus-within{border-color:var(--primary);box-shadow:var(--shadow-glow)}
.search-form input{
  flex:1;padding:12px 20px;background:transparent;border:none;outline:none;
  color:var(--text-light);font-size:0.95rem;
}
.search-form input::placeholder{color:var(--text-muted)}
.search-form button{
  padding:12px 24px;background:var(--primary);border:none;color:#fff;
  cursor:pointer;font-size:0.95rem;font-weight:600;transition:var(--transition);
}
.search-form button:hover{background:var(--accent)}

/* ============ Hero Banner ============ */
.hero-section{
  position:relative;width:100%;min-height:520px;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
  margin-top:10px;
}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  filter:brightness(0.45);z-index:0;
}
.hero-overlay{
  position:relative;z-index:1;text-align:center;
  max-width:800px;padding:60px 24px;
}
.hero-overlay h1{
  font-size:2.6rem;font-weight:900;margin-bottom:16px;
  line-height:1.3;
}
.hero-overlay h1 .hl{
  background:var(--gradient-main);-webkit-background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-overlay .hero-sub{
  font-size:1.15rem;color:var(--text-muted);margin-bottom:20px;line-height:1.8;
}
.hero-tags{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:16px}
.hero-tags span{
  padding:6px 18px;border-radius:20px;font-size:0.82rem;
  background:rgba(45,139,86,0.2);border:1px solid rgba(45,139,86,0.4);
  color:var(--text-light);
}

/* ============ Sections ============ */
.sec{padding:60px 0}
.sec-alt{background:var(--bg-card)}
.sec-dark{background:var(--secondary)}
.sec-head{text-align:center;margin-bottom:40px}
.sec-head h2{font-size:1.85rem;font-weight:800;margin-bottom:10px}
.sec-head h2 .hl{color:var(--primary)}
.sec-head p{color:var(--text-muted);font-size:1rem;max-width:680px;margin:0 auto}

/* Breadcrumb */
.crumb{padding:14px 0;font-size:0.85rem;color:var(--text-muted)}
.crumb a{color:var(--primary)}
.crumb span{margin:0 6px;color:var(--border-color)}

/* ============ Video Cards ============ */
.vid-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px;
}
.vid-card{
  background:var(--bg-card);border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--border-color);transition:var(--transition);
  cursor:pointer;
}
.vid-card:hover{
  transform:translateY(-6px);border-color:var(--primary);
  box-shadow:var(--shadow-glow);
}
.vid-thumb{position:relative;overflow:hidden;aspect-ratio:16/9}
.vid-thumb img{width:100%;height:100%;object-fit:cover;transition:var(--transition)}
.vid-card:hover .vid-thumb img{transform:scale(1.06)}
.vid-thumb .play-icon{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  background:rgba(0,0,0,0.35);opacity:0;transition:var(--transition);
}
.vid-card:hover .play-icon{opacity:1}
.play-icon i{
  width:56px;height:56px;border-radius:50%;
  background:rgba(45,139,86,0.9);display:flex;align-items:center;justify-content:center;
}
.play-icon i::after{
  content:'';display:block;width:0;height:0;
  border-left:18px solid #fff;border-top:11px solid transparent;border-bottom:11px solid transparent;
  margin-left:4px;
}
.vid-thumb .dur{
  position:absolute;bottom:8px;right:8px;
  background:rgba(0,0,0,0.75);color:#fff;padding:2px 8px;
  border-radius:4px;font-size:0.75rem;
}
.vid-info{padding:16px}
.vid-info h3{font-size:1rem;font-weight:700;margin-bottom:8px;line-height:1.4}
.vid-meta{display:flex;gap:14px;font-size:0.8rem;color:var(--text-muted)}
.vid-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.vid-tags span{
  padding:3px 10px;border-radius:12px;font-size:0.72rem;
  background:rgba(45,139,86,0.12);color:var(--primary);
}

/* ============ Module Cards ============ */
.mod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.mod-card{
  background:var(--bg-card);border-radius:var(--radius);padding:28px;
  border:1px solid var(--border-color);transition:var(--transition);
}
.mod-card:hover{border-color:var(--primary);box-shadow:var(--shadow-glow)}
.mod-card .mod-icon{
  width:52px;height:52px;border-radius:12px;
  background:var(--gradient-main);display:flex;align-items:center;justify-content:center;
  font-size:1.5rem;margin-bottom:16px;color:#fff;
}
.mod-card h3{font-size:1.1rem;font-weight:700;margin-bottom:8px}
.mod-card p{font-size:0.9rem;color:var(--text-muted);line-height:1.7}

/* ============ Community Grid ============ */
.comm-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}
.comm-item{
  background:var(--bg-card);border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--border-color);transition:var(--transition);text-align:center;
}
.comm-item:hover{border-color:var(--accent);transform:translateY(-4px)}
.comm-item img{width:100%;aspect-ratio:4/3;object-fit:cover}
.comm-item h4{padding:14px 12px 4px;font-size:0.95rem;font-weight:700}
.comm-item p{padding:0 12px 14px;font-size:0.8rem;color:var(--text-muted)}

/* ============ Expert Cards ============ */
.exp-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.exp-card{
  background:var(--bg-card);border-radius:var(--radius);padding:24px;text-align:center;
  border:1px solid var(--border-color);transition:var(--transition);
}
.exp-card:hover{border-color:var(--primary);box-shadow:var(--shadow-glow)}
.exp-card .avatar{
  width:90px;height:90px;border-radius:50%;margin:0 auto 14px;
  overflow:hidden;border:3px solid var(--primary);
}
.exp-card .avatar img{width:100%;height:100%;object-fit:cover}
.exp-card h4{font-size:1.05rem;font-weight:700;margin-bottom:4px}
.exp-card .role{font-size:0.82rem;color:var(--accent);margin-bottom:10px}
.exp-card p{font-size:0.85rem;color:var(--text-muted);line-height:1.6}
.exp-btns{display:flex;gap:8px;justify-content:center;margin-top:14px}
.exp-btns a{
  padding:6px 16px;border-radius:20px;font-size:0.8rem;
  border:1px solid var(--primary);color:var(--primary);transition:var(--transition);
}
.exp-btns a:hover{background:var(--primary);color:#fff}

/* ============ FAQ ============ */
.faq-list{max-width:800px;margin:0 auto}
.faq-row{
  border:1px solid var(--border-color);border-radius:var(--radius-sm);
  margin-bottom:12px;overflow:hidden;background:var(--bg-card);
}
.faq-q{
  padding:16px 20px;cursor:pointer;font-weight:600;font-size:0.95rem;
  display:flex;justify-content:space-between;align-items:center;
  transition:var(--transition);
}
.faq-q:hover{color:var(--primary)}
.faq-q .arrow{
  width:20px;height:20px;transition:var(--transition);
  border-right:2px solid var(--text-muted);border-bottom:2px solid var(--text-muted);
  transform:rotate(45deg);flex-shrink:0;
}
.faq-row.open .faq-q .arrow{transform:rotate(-135deg)}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height 0.4s ease;
  padding:0 20px;color:var(--text-muted);font-size:0.9rem;line-height:1.8;
}
.faq-row.open .faq-a{max-height:400px;padding:0 20px 16px}

/* ============ Reviews ============ */
.rev-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}
.rev-card{
  background:var(--bg-card);border-radius:var(--radius);padding:24px;
  border:1px solid var(--border-color);
}
.rev-card .stars{color:var(--accent);font-size:1.1rem;margin-bottom:10px;letter-spacing:2px}
.rev-card .rev-text{font-size:0.92rem;color:var(--text-muted);line-height:1.7;margin-bottom:14px}
.rev-user{display:flex;align-items:center;gap:10px}
.rev-user .r-avatar{
  width:40px;height:40px;border-radius:50%;overflow:hidden;
  background:var(--primary);display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:700;font-size:0.9rem;
}
.rev-user .r-name{font-size:0.85rem;font-weight:600}
.rev-user .r-date{font-size:0.75rem;color:var(--text-muted)}

/* ============ HowTo Steps ============ */
.howto-list{max-width:700px;margin:0 auto;counter-reset:step}
.howto-step{
  display:flex;gap:20px;margin-bottom:28px;align-items:flex-start;
}
.howto-step .step-no{
  flex-shrink:0;width:44px;height:44px;border-radius:50%;
  background:var(--gradient-main);display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:1.1rem;color:#fff;
}
.howto-step .step-body h4{font-size:1rem;font-weight:700;margin-bottom:4px}
.howto-step .step-body p{font-size:0.9rem;color:var(--text-muted);line-height:1.7}

/* ============ Partner Wall ============ */
.partner-row{
  display:flex;flex-wrap:wrap;justify-content:center;gap:24px;
}
.partner-item{
  width:100px;height:100px;border-radius:var(--radius-sm);
  background:var(--bg-card);border:1px solid var(--border-color);
  display:flex;align-items:center;justify-content:center;
  transition:var(--transition);
}
.partner-item:hover{border-color:var(--primary);box-shadow:var(--shadow-glow)}
.partner-item img{max-width:70%;max-height:70%;object-fit:contain}

/* ============ Contact Cards ============ */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.contact-card{
  background:var(--bg-card);border-radius:var(--radius);padding:28px;text-align:center;
  border:1px solid var(--border-color);transition:var(--transition);
}
.contact-card:hover{border-color:var(--primary)}
.contact-card .c-icon{font-size:2rem;margin-bottom:12px}
.contact-card h4{font-size:1rem;font-weight:700;margin-bottom:8px}
.contact-card p{font-size:0.88rem;color:var(--text-muted)}

/* ============ Share Bar ============ */
.share-row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:20px}
.share-btn{
  padding:8px 20px;border-radius:20px;font-size:0.82rem;font-weight:600;
  border:1px solid var(--border-color);color:var(--text-muted);
  cursor:pointer;background:transparent;transition:var(--transition);
}
.share-btn:hover{border-color:var(--primary);color:var(--primary)}

/* ============ Footer ============ */
.site-foot{
  background:var(--secondary);border-top:1px solid var(--border-color);
  padding:48px 0 0;
}
.foot-top{
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;
  max-width:var(--max-width);margin:0 auto;padding:0 24px 40px;
}
.foot-brand .foot-logo{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.foot-brand .foot-logo img{height:36px}
.foot-brand p{font-size:0.88rem;color:var(--text-muted);line-height:1.7}
.foot-col h5{font-size:0.95rem;font-weight:700;margin-bottom:14px;color:var(--text-light)}
.foot-col a{display:block;font-size:0.85rem;color:var(--text-muted);padding:4px 0;transition:var(--transition)}
.foot-col a:hover{color:var(--primary)}
.foot-qr{display:flex;gap:16px;margin-top:10px}
.foot-qr div{text-align:center}
.foot-qr img{width:90px;height:90px;border-radius:8px}
.foot-qr p{font-size:0.72rem;color:var(--text-muted);margin-top:4px}
.foot-bottom{
  border-top:1px solid var(--border-color);
  text-align:center;padding:20px 24px;
  font-size:0.82rem;color:var(--text-muted);
}

/* ============ Buttons ============ */
.btn-main{
  display:inline-block;padding:10px 28px;border-radius:24px;
  background:var(--gradient-main);color:#fff;font-weight:600;
  font-size:0.92rem;transition:var(--transition);border:none;cursor:pointer;
}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(45,139,86,0.3)}
.btn-outline{
  display:inline-block;padding:10px 28px;border-radius:24px;
  border:2px solid var(--primary);color:var(--primary);font-weight:600;
  font-size:0.92rem;transition:var(--transition);background:transparent;cursor:pointer;
}
.btn-outline:hover{background:var(--primary);color:#fff}

/* ============ Page Inner ============ */
.page-inner{padding-top:80px;min-height:70vh}
.page-banner{
  position:relative;height:280px;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
}
.page-banner .pg-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  filter:brightness(0.35);
}
.page-banner .pg-text{position:relative;z-index:1;text-align:center}
.page-banner h1{font-size:2.2rem;font-weight:900}
.page-banner p{color:var(--text-muted);margin-top:8px;font-size:1rem}

/* ============ Responsive ============ */
@media(max-width:1024px){
  .foot-top{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .nav-main{
    display:none;position:fixed;top:68px;left:0;width:100%;
    background:rgba(9,26,16,0.98);flex-direction:column;
    padding:20px;gap:4px;border-bottom:1px solid var(--border-color);
  }
  .nav-main.show{display:flex}
  .mob-toggle{display:flex}
  .hero-overlay h1{font-size:1.8rem}
  .vid-grid{grid-template-columns:1fr}
  .mod-grid{grid-template-columns:1fr}
  .exp-grid{grid-template-columns:1fr}
  .foot-top{grid-template-columns:1fr}
  .rev-grid{grid-template-columns:1fr}
  .comm-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:480px){
  .hero-section{min-height:380px}
  .hero-overlay h1{font-size:1.5rem}
  .comm-grid{grid-template-columns:1fr}
  .search-form{flex-direction:column;border-radius:var(--radius)}
  .search-form button{border-radius:0 0 var(--radius) var(--radius)}
}