:root{
  --paper:#FDFBF7;
  --paper-2:#F3EDE4;
  --white:#FFFFFF;
  --ink:#1C2E3D;
  --muted:#5E6B75;
  --accent:#FF4D00;
  --teal:#00A7A0;
  --line:#E8DDD0;
  --shadow:0 14px 32px rgba(28,46,61,.08);
}

*, *::before, *::after {
  margin:0;
  padding:0;
  box-sizing:border-box;
}

body{
  font-family:system-ui,'PingFang SC','Microsoft YaHei',sans-serif;
  overflow-x:hidden;
  background:var(--paper);
  color:var(--ink);
  line-height:1.7;
  background-image:
    radial-gradient(circle at 10% 20%, rgba(255,77,0,.05), transparent 32%),
    radial-gradient(circle at 90% 10%, rgba(0,167,160,.05), transparent 30%);
}

body::after{
  content:'';
  position:fixed;
  inset:0;
  z-index:9998;
  pointer-events:none;
  opacity:.35;
  background-image:
    repeating-radial-gradient(circle at 20% 30%, rgba(255,77,0,.15) 0 1px, transparent 1px 3px),
    repeating-radial-gradient(circle at 80% 70%, rgba(0,167,160,.12) 0 1px, transparent 1px 3px);
  mix-blend-mode:multiply;
}

.container{
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

.section{
  padding:80px 0;
  position:relative;
}

.section:nth-child(even){
  background:var(--paper-2);
}

.site-header{
  position:fixed;
  top:0;
  left:0;
  width:100%;
  z-index:1000;
  background:rgba(255,252,248,.92);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:72px;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

.logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  font-size:1.25rem;
  text-decoration:none;
  color:var(--ink);
  letter-spacing:.02em;
}

.logo-icon{
  width:38px;
  height:38px;
  border-radius:4px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:1rem;
  color:var(--white);
  background:var(--accent);
  box-shadow:4px 4px 0 #FFD1BD;
  transform:rotate(-3deg);
}

.main-nav{
  display:flex;
  align-items:center;
  gap:28px;
  list-style:none;
}

.main-nav a{
  text-decoration:none;
  font-size:.9rem;
  font-weight:500;
  color:var(--ink);
  position:relative;
  letter-spacing:.04em;
  transition:color .2s;
  padding:4px 0;
}

.main-nav a::after{
  content:'';
  position:absolute;
  left:0;
  bottom:-2px;
  width:0;
  height:2px;
  background:var(--accent);
  transition:width .25s ease;
}

.main-nav a:hover{
  color:var(--accent);
}

.main-nav a:hover::after{
  width:100%;
}

.nav-cta{
  padding:9px 22px;
  border-radius:4px;
  color:#fff !important;
  font-weight:700;
  background:var(--accent);
  box-shadow:4px 4px 0 #FFD1BD;
}

.nav-cta::after,
.nav-cta:hover::after{
  display:none;
}

.nav-cta:hover{
  color:#fff !important;
  transform:translate(-1px,-1px);
  box-shadow:6px 6px 0 #FFD1BD;
}

.menu-toggle{
  display:none;
  background:none;
  border:none;
  font-size:1.5rem;
  cursor:pointer;
  color:var(--ink);
}

.hero{
  min-height:70vh;
  display:flex;
  align-items:center;
  gap:48px;
  padding:140px 0 80px;
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(circle at 20% 40%, rgba(255,77,0,.08), transparent 28%),
    radial-gradient(circle at 85% 75%, rgba(0,167,160,.08), transparent 32%),
    var(--paper);
}

.hero::before{
  content:'';
  position:absolute;
  left:-24px;
  top:0;
  height:100%;
  width:40px;
  background:repeating-linear-gradient(
    180deg,
    var(--white) 0 20px,
    rgba(255,77,0,.25) 20px 32px,
    var(--white) 32px 52px
  );
  opacity:.4;
  transform:rotate(3deg);
}

.hero::after{
  content:'REC ●';
  position:absolute;
  right:30px;
  top:120px;
  writing-mode:vertical-rl;
  font-size:.75rem;
  font-weight:900;
  letter-spacing:.38em;
  color:var(--accent);
}

.hero-content{
  flex:1 1 55%;
  max-width:720px;
  position:relative;
  z-index:2;
  animation:rise .7s ease both;
}

.hero-eyebrow{
  display:inline-block;
  font-size:.8rem;
  font-weight:700;
  padding:6px 16px;
  background:var(--white);
  border:1px solid var(--line);
  border-left:4px solid var(--accent);
  color:var(--accent);
  letter-spacing:.22em;
  border-radius:0;
  margin-bottom:22px;
}

.hero h1{
  font-size:clamp(2.6rem, 5.5vw, 4.6rem);
  line-height:1.08;
  margin-bottom:24px;
  font-weight:900;
  letter-spacing:-.045em;
  color:var(--ink);
}

.hero h1::after{
  content:'';
  display:block;
  width:130px;
  height:8px;
  margin-top:24px;
  background:repeating-linear-gradient(
    90deg,
    var(--accent) 0 16px,
    var(--ink) 16px 22px,
    transparent 22px 32px
  );
}

.hero p{
  font-size:1.1rem;
  opacity:.7;
  color:var(--muted);
  max-width:560px;
  margin-bottom:36px;
}

.hero-buttons{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
}

.hero-image{
  flex:1 1 45%;
  max-width:480px;
  border-radius:4px;
  overflow:hidden;
  border:2px solid var(--ink);
  box-shadow:18px 18px 0 var(--paper-2);
  transform:rotate(1.5deg);
  transition:transform .3s ease, box-shadow .3s ease;
}

.hero-image:hover{
  transform:rotate(0) translateY(-6px);
  box-shadow:22px 22px 0 rgba(255,77,0,.12);
}

.hero-image img{
  width:100%;
  height:auto;
  display:block;
}

@keyframes rise{
  from{opacity:0; transform:translateY(24px);}
  to{opacity:1; transform:none;}
}

.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:13px 30px;
  border-radius:4px 16px 4px 16px;
  font-weight:700;
  cursor:pointer;
  border:none;
  text-decoration:none;
  transition:all .2s ease;
  letter-spacing:.02em;
}

.btn-primary{
  background:var(--accent);
  color:#fff;
  box-shadow:6px 6px 0 #FFD1BD;
}

.btn-primary:hover{
  transform:translate(-2px,-2px);
  box-shadow:10px 10px 0 #FFD1BD;
}

.btn-outline{
  background:transparent;
  border:2px solid var(--ink);
  color:var(--ink);
  box-shadow:6px 6px 0 transparent;
}

.btn-outline:hover{
  background:var(--accent);
  border-color:var(--accent);
  color:#fff;
  box-shadow:6px 6px 0 #FFD1BD;
  transform:translate(-2px,-2px);
}

.section-label{
  display:inline-block;
  font-size:.72rem;
  font-weight:800;
  letter-spacing:.34em;
  text-transform:uppercase;
  padding:6px 16px;
  background:var(--white);
  border:1px solid var(--line);
  border-left:4px solid var(--accent);
  color:var(--accent);
  margin-bottom:16px;
}

.section-title{
  font-size:clamp(2rem, 4vw, 3rem);
  margin-bottom:14px;
  font-weight:900;
  letter-spacing:-.035em;
  line-height:1.12;
  color:var(--ink);
}

.section-desc{
  max-width:600px;
  opacity:.7;
  color:var(--muted);
  margin-bottom:40px;
  font-size:1.05rem;
}

.cards-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  gap:28px;
}

.category-card{
  border-radius:2px;
  padding:30px;
  background:var(--white);
  border:1px solid var(--line);
  position:relative;
  overflow:hidden;
  transition:all .25s ease;
}

.category-card::before{
  content:'';
  position:absolute;
  left:0;
  top:0;
  width:100%;
  height:6px;
  background:repeating-linear-gradient(
    90deg,
    var(--accent) 0 14px,
    var(--teal) 14px 22px,
    transparent 22px 30px
  );
}

.category-card:hover{
  transform:translateY(-6px) rotate(-.6deg);
  box-shadow:12px 12px 0 rgba(255,77,0,.1);
  border-color:var(--accent);
}

.card-icon{
  width:52px;
  height:52px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:18px;
  font-size:1.4rem;
  background:#FFE3D6;
  color:var(--accent);
}

.card-link{
  font-weight:700;
  font-size:.85rem;
  text-decoration:none;
  color:var(--teal);
  letter-spacing:.08em;
  transition:color .2s;
}

.card-link:hover{
  color:var(--accent);
}

.feature-block{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:64px;
  align-items:center;
}

.feature-image{
  border-radius:2px;
  overflow:hidden;
  position:relative;
  border:2px solid var(--ink);
  box-shadow:14px 14px 0 var(--paper-2);
}

.feature-image::after{
  content:'● REC';
  position:absolute;
  right:14px;
  bottom:14px;
  background:var(--accent);
  color:#fff;
  font-size:.7rem;
  font-weight:800;
  letter-spacing:.2em;
  padding:4px 10px;
}

.feature-image img{
  width:100%;
  height:auto;
  display:block;
}

.feature-list{
  list-style:none;
  margin-top:18px;
}

.feature-list li{
  padding:10px 0;
  display:flex;
  align-items:center;
  gap:10px;
  border-bottom:1px dashed var(--line);
  color:var(--muted);
}

.feature-list li:last-child{
  border-bottom:none;
}

.feature-list li::before{
  content:'✓';
  font-weight:900;
  color:var(--accent);
  background:#FFE3D6;
  width:22px;
  height:22px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  font-size:.75rem;
}

.stats-bar{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  text-align:center;
}

.stat-item{
  padding:36px 16px;
  border-radius:2px;
  background:var(--white);
  border:1px solid var(--line);
  position:relative;
  transition:transform .2s ease, box-shadow .2s ease;
}

.stat-item::before{
  content:'';
  position:absolute;
  top:-2px;
  left:50%;
  transform:translateX(-50%);
  width:36px;
  height:6px;
  background:var(--accent);
}

.stat-item:hover{
  transform:translateY(-4px);
  box-shadow:10px 10px 0 rgba(0,167,160,.12);
}

.stat-number{
  font-size:3rem;
  font-weight:900;
  letter-spacing:-.06em;
  color:var(--accent);
}

.stat-label{
  font-size:.9rem;
  opacity:.6;
  color:var(--muted);
  margin-top:8px;
  letter-spacing:.1em;
}

.content-wall{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(280px,1fr));
  gap:28px;
}

.content-wall-item{
  border-radius:2px;
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--white);
  transition:all .25s ease;
}

.content-wall-item:hover{
  transform:translateY(-6px);
  box-shadow:12px 12px 0 rgba(255,77,0,.1);
  border-color:var(--accent);
}

.content-wall-item img{
  width:100%;
  height:220px;
  object-fit:cover;
  display:block;
  transition:transform .4s ease, filter .4s ease;
  filter:saturate(.9) contrast(1.05);
}

.content-wall-item:hover img{
  transform:scale(1.03);
  filter:saturate(1.1) contrast(1);
}

.content-wall-body{
  padding:22px;
  border-top:3px solid var(--line);
}

.faq-list{
  max-width:800px;
  margin:0 auto;
}

.faq-item{
  border:1px solid var(--line);
  border-radius:2px;
  margin-bottom:10px;
  overflow:hidden;
  cursor:pointer;
  background:var(--white);
  transition:border-color .2s ease, box-shadow .2s ease;
}

.faq-item .faq-question{
  padding:18px 22px;
  font-weight:700;
  display:flex;
  justify-content:space-between;
  align-items:center;
  color:var(--ink);
  letter-spacing:.02em;
}

.faq-item .faq-question::after{
  content:'+';
  font-size:1.5rem;
  font-weight:400;
  color:var(--accent);
  transition:transform .25s ease;
  line-height:1;
}

.faq-item.open{
  border-color:var(--accent);
  box-shadow:6px 6px 0 rgba(255,77,0,.1);
}

.faq-item.open .faq-question::after{
  transform:rotate(45deg);
}

.faq-item .faq-answer{
  padding:0 22px 18px;
  display:none;
  opacity:.7;
  color:var(--muted);
}

.faq-item.open .faq-answer{
  display:block;
}

.cta-banner{
  padding:64px 24px;
  text-align:center;
  border-radius:2px;
  background:linear-gradient(135deg, var(--accent), #FF8A00);
  color:#fff;
  position:relative;
  overflow:hidden;
}

.cta-banner::before{
  content:'★';
  position:absolute;
  left:-20px;
  bottom:-70px;
  font-size:14rem;
  color:rgba(255,255,255,.12);
  transform:rotate(-18deg);
  line-height:1;
}

.cta-banner h2{
  color:#fff;
  font-size:clamp(1.8rem, 3.5vw, 3rem);
  font-weight:900;
  letter-spacing:-.03em;
  position:relative;
  z-index:1;
}

.cta-banner p{
  color:rgba(255,255,255,.92);
  max-width:560px;
  margin:12px auto 28px;
  font-size:1.05rem;
  position:relative;
  z-index:1;
}

.cta-banner .btn-primary{
  background:#fff;
  color:var(--accent);
  box-shadow:8px 8px 0 rgba(28,46,61,.16);
  position:relative;
  z-index:1;
}

.cta-banner .btn-primary:hover{
  transform:translate(-2px,-2px);
  box-shadow:12px 12px 0 rgba(28,46,61,.12);
}

.site-footer{
  padding:64px 0 28px;
  background:#EEE7DC;
  border-top:8px solid var(--accent);
}

.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1fr;
  gap:48px;
}

.footer-brand p{
  color:var(--muted);
  max-width:280px;
  margin-top:12px;
  font-size:.95rem;
}

.footer-col h4{
  font-size:1rem;
  font-weight:800;
  letter-spacing:.08em;
  margin-bottom:16px;
  color:var(--ink);
}

.footer-col a{
  display:block;
  color:var(--muted);
  text-decoration:none;
  font-size:.9rem;
  padding:4px 0;
  transition:color .2s, padding-left .2s;
}

.footer-col a:hover{
  color:var(--accent);
  padding-left:6px;
}

.footer-bottom{
  border-top:1px solid rgba(28,46,61,.12);
  margin-top:48px;
  padding-top:22px;
  text-align:center;
  font-size:.85rem;
  color:var(--muted);
}

.text-accent{
  color:var(--accent);
}

.text-center{
  text-align:center;
}

.seo-description{
  max-width:600px;
  margin:0 auto 48px;
  opacity:.7;
  color:var(--muted);
}

.mt-0{
  margin-top:0;
}

.mb-0{
  margin-bottom:0;
}

@media (max-width: 768px){
  .hero{
    flex-direction:column;
    padding-top:110px;
    gap:40px;
  }

  .hero-content{
    flex:1 1 auto;
  }

  .hero-image{
    max-width:100%;
    flex:1 1 auto;
  }

  .feature-block{
    grid-template-columns:1fr;
    gap:40px;
  }

  .stats-bar{
    grid-template-columns:repeat(2,1fr);
  }

  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:28px;
  }

  .main-nav{
    display:none;
  }

  .menu-toggle{
    display:flex;
  }

  .main-nav.open{
    display:flex;
    flex-direction:column;
    position:absolute;
    top:72px;
    left:0;
    width:100%;
    background:var(--white);
    padding:24px;
    border-bottom:1px solid var(--line);
    box-shadow:0 16px 32px rgba(28,46,61,.08);
  }

  .main-nav.open li{
    width:100%;
    text-align:left;
  }

  .main-nav.open a{
    display:block;
    padding:12px 0;
  }

  .nav-cta{
    display:inline-block;
    text-align:center;
  }

  .hero::after{
    display:none;
  }
}

@media (max-width: 480px){
  .cards-grid,
  .content-wall,
  .stats-bar{
    grid-template-columns:1fr;
  }

  .footer-grid{
    grid-template-columns:1fr;
  }

  .hero-buttons{
    flex-direction:column;
  }

  .btn{
    justify-content:center;
  }

  .section{
    padding:60px 0;
  }
}