/* ============================================================
   黑料吃瓜 - 娱乐圈深度调查新闻站 主样式表
   CSS前缀: hc- (Heiliao Chi-gua)
   设计系统: 暗黑调查灰(#2C2C2C) + 红色警报(#FF0000) + 证据白(#E5E5E5)
   ============================================================ */

/* --- CSS Reset & Base --- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;background-color:#1a1a1a;color:#E5E5E5;line-height:1.8;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:#E5E5E5;text-decoration:none;transition:color .3s ease}
a:hover{color:#FF0000}
ul,ol{list-style:none}
h1,h2,h3,h4,h5,h6{font-family:"Source Han Sans SC Heavy","Heiti SC","PingFang SC",sans-serif;font-weight:900;line-height:1.3;color:#fff}

/* --- CSS Variables --- */
:root{
  --hc-dark:#2C2C2C;
  --hc-darker:#1a1a1a;
  --hc-red:#FF0000;
  --hc-red-dark:#cc0000;
  --hc-white:#E5E5E5;
  --hc-text:#c0c0c0;
  --hc-border:#3a3a3a;
  --hc-card:#252525;
  --hc-shadow:0 4px 20px rgba(0,0,0,.5);
  --hc-max-width:1440px;
  --hc-gutter:20px;
}

/* --- Container --- */
.hc-container{
  width:100%;
  max-width:var(--hc-max-width);
  margin:0 auto;
  padding:0 var(--hc-gutter);
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.hc-nav{
  background-color:var(--hc-dark);
  border-bottom:1px solid var(--hc-red);
  padding:0;
  position:relative;
  z-index:100;
}
.hc-nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:12px var(--hc-gutter);
  max-width:var(--hc-max-width);
  margin:0 auto;
}
.hc-logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:1.25rem;
  font-weight:900;
  color:#fff;
  white-space:nowrap;
}
.hc-logo-icon{
  width:36px;
  height:36px;
  border-radius:4px;
}
.hc-logo-text{
  display:flex;
  flex-direction:column;
  line-height:1.2;
}
.hc-logo-title{
  font-size:1.1rem;
  color:#fff;
}
.hc-logo-domain{
  font-size:.7rem;
  color:var(--hc-red);
  font-weight:400;
}
.hc-nav-links{
  display:flex;
  align-items:center;
  gap:4px;
}
.hc-nav-link{
  padding:8px 12px;
  font-size:.875rem;
  color:var(--hc-white);
  position:relative;
  transition:color .3s;
  white-space:nowrap;
}
.hc-nav-link::after{
  content:"";
  position:absolute;
  bottom:4px;left:12px;right:12px;
  height:2px;
  background:var(--hc-red);
  transform:scaleX(0);
  transition:transform .3s ease;
}
.hc-nav-link:hover::after,
.hc-nav-link.hc-active::after{
  transform:scaleX(1);
}
.hc-nav-link:hover{color:#fff}
.hc-nav-search{
  display:flex;
  align-items:center;
  gap:0;
}
.hc-search-input{
  background:var(--hc-darker);
  border:1px solid var(--hc-border);
  border-right:none;
  color:var(--hc-white);
  padding:6px 12px;
  font-size:.8rem;
  border-radius:3px 0 0 3px;
  outline:none;
  width:160px;
  transition:border-color .3s;
}
.hc-search-input:focus{border-color:var(--hc-red)}
.hc-search-btn{
  background:var(--hc-red);
  border:1px solid var(--hc-red);
  color:#fff;
  padding:6px 12px;
  font-size:.8rem;
  cursor:pointer;
  border-radius:0 3px 3px 0;
  transition:background .3s;
}
.hc-search-btn:hover{background:var(--hc-red-dark)}

/* Hamburger Menu */
.hc-hamburger{
  display:none;
  flex-direction:column;
  gap:5px;
  cursor:pointer;
  padding:8px;
  background:none;
  border:none;
}
.hc-hamburger-line{
  width:24px;height:2px;
  background:var(--hc-white);
  transition:transform .3s,opacity .3s;
}
.hc-hamburger.hc-open .hc-hamburger-line:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.hc-hamburger.hc-open .hc-hamburger-line:nth-child(2){opacity:0}
.hc-hamburger.hc-open .hc-hamburger-line:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* ============================================================
   HERO BANNER
   ============================================================ */
.hc-hero{
  position:relative;
  width:100%;
  min-height:70vh;
  display:flex;
  align-items:center;
  overflow:hidden;
  background:var(--hc-dark);
}
.hc-hero-bg{
  position:absolute;
  inset:0;
  width:100%;height:100%;
  object-fit:cover;
  opacity:.35;
}
.hc-hero-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(135deg,rgba(44,44,44,.9) 0%,rgba(26,26,26,.7) 100%);
}
.hc-hero-content{
  position:relative;
  z-index:2;
  padding:60px var(--hc-gutter);
  max-width:800px;
}
.hc-hero-tag{
  display:inline-block;
  background:var(--hc-red);
  color:#fff;
  padding:4px 16px;
  font-size:.75rem;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:2px;
  margin-bottom:20px;
}
.hc-hero-title{
  font-size:2.5rem;
  margin-bottom:16px;
  line-height:1.2;
}
.hc-hero-subtitle{
  font-size:1.1rem;
  color:var(--hc-text);
  margin-bottom:30px;
  line-height:1.7;
}
.hc-btn{
  display:inline-block;
  padding:12px 32px;
  background:var(--hc-red);
  color:#fff;
  font-weight:700;
  font-size:.9rem;
  border:2px solid var(--hc-red);
  cursor:pointer;
  transition:all .3s;
  text-align:center;
}
.hc-btn:hover{
  background:transparent;
  color:var(--hc-red);
}
.hc-btn-outline{
  background:transparent;
  color:var(--hc-red);
}
.hc-btn-outline:hover{
  background:var(--hc-red);
  color:#fff;
}

/* ============================================================
   SECTIONS
   ============================================================ */
.hc-section{
  padding:60px 0;
  border-bottom:1px solid var(--hc-border);
}
.hc-section-header{
  text-align:center;
  margin-bottom:48px;
}
.hc-section-tag{
  display:inline-block;
  background:var(--hc-red);
  color:#fff;
  padding:3px 14px;
  font-size:.7rem;
  font-weight:700;
  letter-spacing:2px;
  text-transform:uppercase;
  margin-bottom:12px;
}
.hc-section-title{
  font-size:1.8rem;
  margin-bottom:12px;
}
.hc-section-desc{
  color:var(--hc-text);
  font-size:.95rem;
  max-width:700px;
  margin:0 auto;
}

/* ============================================================
   TIMELINE
   ============================================================ */
.hc-timeline{
  position:relative;
  padding-left:40px;
}
.hc-timeline::before{
  content:"";
  position:absolute;
  left:15px;top:0;bottom:0;
  width:2px;
  background:var(--hc-red);
}
.hc-timeline-item{
  position:relative;
  margin-bottom:36px;
  padding:20px 24px;
  background:var(--hc-card);
  border:1px solid var(--hc-border);
  border-left:3px solid var(--hc-red);
}
.hc-timeline-item::before{
  content:"";
  position:absolute;
  left:-33px;top:24px;
  width:10px;height:10px;
  background:var(--hc-red);
  border-radius:50%;
  border:2px solid var(--hc-darker);
}
.hc-timeline-date{
  font-size:.75rem;
  color:var(--hc-red);
  font-weight:700;
  margin-bottom:6px;
}
.hc-timeline-title{
  font-size:1.1rem;
  margin-bottom:8px;
}
.hc-timeline-text{
  font-size:.9rem;
  color:var(--hc-text);
  line-height:1.7;
}

/* ============================================================
   CARDS GRID
   ============================================================ */
.hc-grid{
  display:grid;
  gap:24px;
}
.hc-grid-2{grid-template-columns:repeat(2,1fr)}
.hc-grid-3{grid-template-columns:repeat(3,1fr)}
.hc-grid-4{grid-template-columns:repeat(4,1fr)}

.hc-card{
  background:var(--hc-card);
  border:1px solid var(--hc-border);
  overflow:hidden;
  transition:transform .3s,box-shadow .3s;
}
.hc-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--hc-shadow);
}
.hc-card-img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
}
.hc-card-body{
  padding:20px;
}
.hc-card-tag{
  display:inline-block;
  background:var(--hc-red);
  color:#fff;
  padding:2px 10px;
  font-size:.65rem;
  font-weight:700;
  margin-bottom:10px;
}
.hc-card-title{
  font-size:1.05rem;
  margin-bottom:8px;
  line-height:1.4;
}
.hc-card-text{
  font-size:.85rem;
  color:var(--hc-text);
  line-height:1.7;
}
.hc-card-meta{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-top:12px;
  font-size:.75rem;
  color:#888;
}

/* ============================================================
   VIDEO EVIDENCE
   ============================================================ */
.hc-evidence-card{
  position:relative;
  cursor:pointer;
  overflow:hidden;
}
.hc-evidence-card .hc-play-overlay{
  position:absolute;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  background:rgba(0,0,0,.5);
  transition:background .3s;
}
.hc-evidence-card:hover .hc-play-overlay{
  background:rgba(255,0,0,.2);
}
.hc-play-icon{
  width:60px;height:60px;
  border:3px solid #fff;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  transition:transform .3s;
}
.hc-evidence-card:hover .hc-play-icon{
  transform:scale(1.1);
}
.hc-play-icon::after{
  content:"";
  display:block;
  width:0;height:0;
  border-style:solid;
  border-width:10px 0 10px 18px;
  border-color:transparent transparent transparent #fff;
  margin-left:4px;
}

/* Modal */
.hc-modal{
  display:none;
  position:fixed;
  inset:0;
  z-index:9999;
  background:rgba(0,0,0,.9);
  align-items:center;
  justify-content:center;
  padding:20px;
}
.hc-modal.hc-show{
  display:flex;
}
.hc-modal-inner{
  position:relative;
  width:100%;
  max-width:900px;
}
.hc-modal-close{
  position:absolute;
  top:-40px;right:0;
  background:none;
  border:none;
  color:#fff;
  font-size:2rem;
  cursor:pointer;
  padding:4px 12px;
  transition:color .3s;
}
.hc-modal-close:hover{color:var(--hc-red)}
.hc-video-player{
  width:100%;
  max-height:80vh;
  background:#000;
}

/* ============================================================
   RELATIONSHIP GRAPH
   ============================================================ */
.hc-graph-wrapper{
  background:var(--hc-card);
  border:1px solid var(--hc-border);
  padding:30px;
  text-align:center;
}
.hc-graph-img{
  width:100%;
  max-width:900px;
  margin:0 auto;
}

/* ============================================================
   DATA VIZ
   ============================================================ */
.hc-dataviz{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:40px;
  align-items:center;
}
.hc-dataviz-chart{
  width:100%;
}
.hc-dataviz-text h3{
  font-size:1.3rem;
  margin-bottom:12px;
}
.hc-dataviz-text p{
  color:var(--hc-text);
  font-size:.9rem;
  line-height:1.8;
}

/* ============================================================
   BREAKING WALL (实时爆料墙)
   ============================================================ */
.hc-breaking-wall{
  overflow:hidden;
  position:relative;
  height:300px;
}
.hc-breaking-scroll{
  display:flex;
  flex-direction:column;
  gap:12px;
  animation:hc-scroll-up 20s linear infinite;
}
@keyframes hc-scroll-up{
  0%{transform:translateY(0)}
  100%{transform:translateY(-50%)}
}
.hc-breaking-item{
  background:var(--hc-card);
  border-left:3px solid var(--hc-red);
  padding:12px 16px;
  font-size:.85rem;
  line-height:1.6;
}
.hc-breaking-time{
  color:var(--hc-red);
  font-size:.7rem;
  font-weight:700;
  margin-bottom:4px;
}

/* ============================================================
   COLUMNIST
   ============================================================ */
.hc-columnist{
  display:flex;
  gap:20px;
  align-items:flex-start;
  background:var(--hc-card);
  border:1px solid var(--hc-border);
  padding:24px;
}
.hc-columnist-avatar{
  width:80px;
  height:80px;
  border-radius:50%;
  object-fit:cover;
  border:2px solid var(--hc-red);
  flex-shrink:0;
}
.hc-columnist-name{
  font-size:1rem;
  margin-bottom:4px;
}
.hc-columnist-role{
  font-size:.75rem;
  color:var(--hc-red);
  margin-bottom:8px;
}
.hc-columnist-text{
  font-size:.85rem;
  color:var(--hc-text);
  line-height:1.7;
}

/* ============================================================
   FORM (匿名提交)
   ============================================================ */
.hc-form-group{
  margin-bottom:20px;
}
.hc-form-label{
  display:block;
  font-size:.85rem;
  font-weight:700;
  margin-bottom:6px;
  color:var(--hc-white);
}
.hc-form-input,
.hc-form-textarea,
.hc-form-select{
  width:100%;
  padding:10px 14px;
  background:var(--hc-darker);
  border:1px solid var(--hc-border);
  color:var(--hc-white);
  font-size:.9rem;
  font-family:inherit;
  border-radius:3px;
  outline:none;
  transition:border-color .3s;
}
.hc-form-input:focus,
.hc-form-textarea:focus{
  border-color:var(--hc-red);
}
.hc-form-textarea{
  min-height:140px;
  resize:vertical;
}
.hc-file-upload{
  border:2px dashed var(--hc-border);
  padding:30px;
  text-align:center;
  cursor:pointer;
  transition:border-color .3s;
  background:var(--hc-darker);
}
.hc-file-upload:hover{
  border-color:var(--hc-red);
}
.hc-file-upload-icon{
  font-size:2rem;
  color:var(--hc-red);
  margin-bottom:8px;
}
.hc-file-upload-text{
  font-size:.85rem;
  color:var(--hc-text);
}

/* Progress Bar */
.hc-progress-wrap{
  display:none;
  margin-top:20px;
}
.hc-progress-wrap.hc-show{display:block}
.hc-progress-bar{
  width:100%;
  height:6px;
  background:var(--hc-border);
  border-radius:3px;
  overflow:hidden;
}
.hc-progress-fill{
  height:100%;
  width:0;
  background:linear-gradient(90deg,var(--hc-red),#ff4444);
  border-radius:3px;
  transition:width .1s linear;
}
.hc-progress-text{
  font-size:.75rem;
  color:var(--hc-red);
  margin-top:6px;
  text-align:center;
}

/* Alert */
.hc-alert{
  display:none;
  padding:20px;
  background:var(--hc-card);
  border:1px solid var(--hc-red);
  text-align:center;
  margin-top:20px;
}
.hc-alert.hc-show{display:block}
.hc-alert-icon{
  font-size:2rem;
  color:var(--hc-red);
  margin-bottom:8px;
}
.hc-alert-text{
  font-size:.9rem;
  line-height:1.7;
}

/* ============================================================
   APP DOWNLOAD
   ============================================================ */
.hc-app-section{
  text-align:center;
  padding:80px var(--hc-gutter);
}
.hc-app-mockup{
  max-width:300px;
  margin:0 auto 40px;
}
.hc-app-buttons{
  display:flex;
  gap:16px;
  justify-content:center;
  flex-wrap:wrap;
}
.hc-app-btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:14px 28px;
  background:var(--hc-dark);
  border:2px solid var(--hc-border);
  color:#fff;
  font-weight:700;
  font-size:.9rem;
  cursor:pointer;
  transition:all .3s;
}
.hc-app-btn:hover{
  border-color:var(--hc-red);
  background:var(--hc-red);
}
.hc-app-btn-icon{
  font-size:1.4rem;
}

/* ============================================================
   FOOTER
   ============================================================ */
.hc-footer{
  background:var(--hc-dark);
  border-top:1px solid var(--hc-red);
  padding:48px 0 0;
}
.hc-footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr;
  gap:40px;
  margin-bottom:40px;
}
.hc-footer-title{
  font-size:1rem;
  margin-bottom:16px;
  color:#fff;
  position:relative;
  padding-bottom:8px;
}
.hc-footer-title::after{
  content:"";
  position:absolute;
  bottom:0;left:0;
  width:40px;height:2px;
  background:var(--hc-red);
}
.hc-footer-text{
  font-size:.85rem;
  color:var(--hc-text);
  line-height:1.8;
}
.hc-footer-link{
  display:block;
  font-size:.85rem;
  color:var(--hc-text);
  padding:4px 0;
  transition:color .3s;
}
.hc-footer-link:hover{
  color:var(--hc-red);
}

/* Honor Badges */
.hc-honor-section{
  border-top:1px solid var(--hc-border);
  padding:24px 0;
}
.hc-honor-list{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:24px;
}
.hc-honor-item{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:.8rem;
  color:var(--hc-text);
}
.hc-honor-icon{
  font-size:1.2rem;
}

/* Copyright */
.hc-copyright{
  border-top:1px solid var(--hc-border);
  padding:16px 0;
  text-align:center;
}
.hc-copyright-text{
  font-size:.75rem;
  color:#666;
  line-height:1.8;
}
.hc-auth-number{
  display:block;
  font-size:.8rem;
  color:var(--hc-red);
  font-weight:700;
  margin-top:4px;
}

/* ============================================================
   INNER PAGE
   ============================================================ */
.hc-page-hero{
  position:relative;
  min-height:40vh;
  display:flex;
  align-items:center;
  overflow:hidden;
  background:var(--hc-dark);
}
.hc-page-hero-bg{
  position:absolute;
  inset:0;
  width:100%;height:100%;
  object-fit:cover;
  opacity:.25;
}
.hc-page-hero-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(to bottom,rgba(26,26,26,.6),rgba(26,26,26,.95));
}
.hc-page-hero-content{
  position:relative;
  z-index:2;
  padding:60px var(--hc-gutter);
}

/* Breadcrumb */
.hc-breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:.8rem;
  color:#888;
  margin-bottom:40px;
  padding:16px 0;
}
.hc-breadcrumb a{color:#888}
.hc-breadcrumb a:hover{color:var(--hc-red)}
.hc-breadcrumb-sep{color:#555}

/* Article Content */
.hc-article{
  max-width:900px;
  margin:0 auto;
  padding:40px var(--hc-gutter);
}
.hc-article p{
  font-size:.95rem;
  color:var(--hc-text);
  line-height:2;
  margin-bottom:20px;
}
.hc-article h2{
  font-size:1.5rem;
  margin:36px 0 16px;
  padding-left:16px;
  border-left:4px solid var(--hc-red);
}
.hc-article h3{
  font-size:1.2rem;
  margin:28px 0 12px;
}
.hc-article blockquote{
  border-left:4px solid var(--hc-red);
  padding:16px 20px;
  margin:24px 0;
  background:var(--hc-card);
  font-style:italic;
  color:var(--hc-text);
}
.hc-article-img{
  width:100%;
  margin:24px 0;
  border:1px solid var(--hc-border);
}
.hc-article a{
  color:var(--hc-red);
  border-bottom:1px solid transparent;
  transition:border-color .3s;
}
.hc-article a:hover{
  border-bottom-color:var(--hc-red);
}

/* ============================================================
   QUOTE BLOCK
   ============================================================ */
.hc-quote{
  background:var(--hc-card);
  border-left:4px solid var(--hc-red);
  padding:24px 28px;
  margin:30px 0;
  font-style:italic;
  color:var(--hc-text);
  font-size:.95rem;
  line-height:1.8;
}
.hc-quote-author{
  display:block;
  margin-top:12px;
  font-style:normal;
  font-weight:700;
  color:var(--hc-red);
  font-size:.8rem;
}

/* ============================================================
   RESPONSIVE BREAKPOINTS
   Mobile-First: 320px -> 768px -> 1024px -> 1440px
   ============================================================ */

/* <= 320px (small mobile) */
@media (max-width:320px){
  html{font-size:14px}
  .hc-hero-title{font-size:1.5rem}
  .hc-section-title{font-size:1.3rem}
}

/* <= 768px (tablet) */
@media (max-width:768px){
  .hc-nav-links{
    display:none;
    position:absolute;
    top:100%;left:0;right:0;
    background:var(--hc-dark);
    flex-direction:column;
    border-top:1px solid var(--hc-border);
    padding:12px 0;
    z-index:99;
  }
  .hc-nav-links.hc-open{display:flex}
  .hc-nav-link{padding:10px 20px;width:100%}
  .hc-nav-link::after{display:none}
  .hc-hamburger{display:flex}
  .hc-nav-search{display:none}
  .hc-hero{min-height:50vh}
  .hc-hero-title{font-size:1.6rem}
  .hc-hero-subtitle{font-size:.9rem}
  .hc-grid-2,.hc-grid-3,.hc-grid-4{grid-template-columns:1fr}
  .hc-dataviz{grid-template-columns:1fr}
  .hc-footer-grid{grid-template-columns:1fr}
  .hc-columnist{flex-direction:column;align-items:center;text-align:center}
  .hc-section{padding:40px 0}
  .hc-section-title{font-size:1.4rem}
}

/* <= 1024px (small desktop) */
@media (min-width:769px) and (max-width:1024px){
  .hc-grid-3{grid-template-columns:repeat(2,1fr)}
  .hc-grid-4{grid-template-columns:repeat(2,1fr)}
  .hc-nav-link{padding:8px 8px;font-size:.8rem}
  .hc-hero-title{font-size:2rem}
}

/* >= 1440px (large desktop) */
@media (min-width:1440px){
  .hc-container{padding:0 40px}
}

/* ============================================================
   UTILITIES
   ============================================================ */
.hc-text-center{text-align:center}
.hc-text-red{color:var(--hc-red)}
.hc-mt-20{margin-top:20px}
.hc-mt-40{margin-top:40px}
.hc-mb-20{margin-bottom:20px}
.hc-mb-40{margin-bottom:40px}
.hc-hidden{display:none}
.hc-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}