/* ============================================================
   yiyingwuzi.com — 方案D 橙色冲击 · 全屏视差
   配色：#F78822(橙) #245079(深蓝) #FFD15E(金)
   ============================================================ */

/* === Reset & Base === */
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;background:#fff;color:#333;overflow-x:hidden}

/* === Nav === */
.nav-d{display:flex;align-items:center;justify-content:space-between;padding:14px 60px;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);position:sticky;top:0;z-index:100;box-shadow:0 1px 0 rgba(0,0,0,.04)}
.nav-d .logo{font-size:1.3rem;font-weight:900;color:#245079;letter-spacing:1px}
.nav-d .nav-links{display:flex;gap:28px;font-size:.85rem}
.nav-d .nav-links a{color:#555;text-decoration:none;font-weight:500;transition:.2s}
.nav-d .nav-links a:hover{color:#F78822}
.nav-d .nav-reg{background:#F78822;color:#fff;padding:7px 20px;border-radius:6px;font-size:.8rem;font-weight:600;text-decoration:none;transition:.3s}
.nav-d .nav-reg:hover{background:#e0761e;transform:translateY(-1px)}

/* === Hero Full Bleed === */
.hero-d{position:relative;min-height:520px;display:grid;grid-template-columns:1fr 1fr;overflow:hidden}
.hero-d .h-bg{position:absolute;inset:0;background:linear-gradient(135deg,#F78822 0%,#F78822 30%,#FFD15E 70%,#fff 100%)}
.hero-d .h-bg::before{content:'';position:absolute;top:-20%;right:-10%;width:400px;height:400px;border-radius:50%;background:rgba(255,255,255,.06)}
.hero-d .h-bg::after{content:'';position:absolute;bottom:-30%;left:20%;width:500px;height:500px;border-radius:50%;background:rgba(36,80,121,.06)}
.hero-d .h-left{padding:70px 0;display:flex;flex-direction:column;justify-content:center;position:relative;z-index:1}
.hero-d .h-left-inner{width:100%;padding-left:calc(50vw - 540px)}
.hero-d .h-left .tagline{color:rgba(255,255,255,.5);font-size:.6rem;letter-spacing:4px;text-transform:uppercase;margin-bottom:12px;font-weight:600}
.hero-d .h-left h1{font-size:3.2rem;font-weight:900;color:#fff;line-height:1.08;margin-bottom:14px;text-shadow:0 2px 20px rgba(0,0,0,.06)}
.hero-d .h-left h1 .hl{color:#245079}
.hero-d .h-left .sub{font-size:.85rem;color:rgba(255,255,255,.6);line-height:1.5;margin-bottom:24px;max-width:420px}
.hero-d .h-left .btns{display:flex;gap:12px}
.hero-d .h-left .btns .btn-p{background:#245079;color:#fff;padding:14px 34px;border-radius:6px;font-size:.95rem;font-weight:700;text-decoration:none;transition:.3s;display:inline-block}
.hero-d .h-left .btns .btn-p:hover{transform:translateY(-3px);box-shadow:0 8px 25px rgba(36,80,121,.3)}
.hero-d .h-left .btns .btn-s{background:rgba(255,255,255,.1);color:#fff;padding:14px 34px;border-radius:6px;font-size:.95rem;font-weight:600;text-decoration:none;backdrop-filter:blur(4px);transition:.3s;display:inline-block}
.hero-d .h-left .btns .btn-s:hover{background:rgba(255,255,255,.18)}

.hero-d .h-right{padding:70px 90px 70px 20px;display:flex;flex-direction:column;justify-content:center;align-items:center;position:relative;z-index:1}
.hero-d .h-right .ring-card{width:100%;max-width:400px;background:rgba(255,255,255,.95);border-radius:20px;padding:24px;box-shadow:0 10px 40px rgba(0,0,0,.06)}
.hero-d .h-right .ring-card h3{font-size:.75rem;color:#245079;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.hero-d .h-right .ring-card .acc-item{padding:10px 0;border-bottom:1px solid #eee;cursor:pointer}
.hero-d .h-right .ring-card .acc-item:last-child{border-bottom:none}
.hero-d .h-right .ring-card .acc-item .q{font-size:.72rem;font-weight:600;color:#333;display:flex;justify-content:space-between;align-items:center}
.hero-d .h-right .ring-card .acc-item .q .arr{color:#F78822;font-size:.6rem;transition:.3s}
.hero-d .h-right .ring-card .acc-item .a{font-size:.6rem;color:#888;margin-top:6px;line-height:1.5;display:none}
.hero-d .h-right .ring-card .acc-item.open .a{display:block}
.hero-d .h-right .ring-card .acc-item.open .q .arr{transform:rotate(180deg)}

/* === Section - Timeline === */
.section-d{background:#fff}
.section-wrap{max-width:1200px;margin:0 auto;padding:50px 60px}
.sec-title{text-align:center;margin-bottom:30px}
.sec-title h2{font-size:1.6rem;font-weight:800;color:#245079}
.sec-title h2 span{color:#F78822}

.timeline{position:relative;padding:10px 0}
.timeline::before{content:'';position:absolute;left:28px;top:0;bottom:0;width:3px;background:linear-gradient(180deg,#F78822,#FFD15E,#245079);border-radius:2px}
.tl-item{display:flex;gap:20px;margin-bottom:22px;position:relative}
.tl-item .dot{width:16px;height:16px;border-radius:50%;background:#F78822;border:3px solid #fff;flex-shrink:0;margin-top:3px;margin-left:21px;box-shadow:0 0 0 3px rgba(247,136,34,.15);z-index:1;position:relative}
.tl-item .dot.d2{background:#FFD15E;box-shadow:0 0 0 3px rgba(255,209,94,.2)}
.tl-item .dot.d3{background:#245079;box-shadow:0 0 0 3px rgba(36,80,121,.15)}
.tl-item .tl-card{flex:1;background:#f8f8fa;border-radius:10px;padding:14px 18px;transition:.3s}
.tl-item .tl-card:hover{transform:translateX(4px)}
.tl-item .tl-card .tl-tag{font-size:.48rem;background:#F78822;color:#fff;padding:2px 10px;border-radius:3px;font-weight:600;margin-bottom:4px;display:inline-block}
.tl-item .tl-card .tl-tag.t2{background:#FFD15E;color:#1a1a2e}
.tl-item .tl-card .tl-title{font-size:.82rem;font-weight:700;color:#1a1a2e;margin-bottom:2px}
.tl-item .tl-card .tl-desc{font-size:.62rem;color:rgba(0,0,0,.4);line-height:1.5}
.tl-item .tl-card .tl-date{font-size:.5rem;color:#aaa;margin-top:4px}

/* === Parallax Full CTA === */
.parallax-section{background:linear-gradient(135deg,#F78822,#FFD15E);padding:70px 60px;text-align:center;position:relative;overflow:hidden}
.parallax-section::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23fff' fill-opacity='0.04'%3E%3Cpath d='M50 0c0 13.807-11.193 25-25 25C11.193 25 0 13.807 0 0h50z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");pointer-events:none}
.parallax-section .cta-box{background:rgba(36,80,121,.12);backdrop-filter:blur(10px);border-radius:20px;padding:50px;max-width:700px;margin:0 auto;position:relative;border:1px solid rgba(255,255,255,.1)}
.parallax-section h3{font-size:1.8rem;color:#fff;font-weight:800;margin-bottom:8px}
.parallax-section p{color:rgba(255,255,255,.6);font-size:.85rem;margin-bottom:20px}
.parallax-section .btn-p{background:#245079;color:#fff;padding:14px 40px;border-radius:6px;font-size:.9rem;font-weight:700;display:inline-block;text-decoration:none;transition:.3s}
.parallax-section .btn-p:hover{transform:translateY(-3px);box-shadow:0 8px 30px rgba(36,80,121,.3)}

/* === Article Section (homepage) === */
.article-section{max-width:1200px;margin:0 auto;padding:40px 60px 20px}
.f-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.f-grid .f-card{background:#fff;border-radius:12px;padding:22px;text-align:center;border:1px solid #eee;transition:.3s}
.f-grid .f-card:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(0,0,0,.05)}
.f-grid .f-card .fi{font-size:1.8rem;margin-bottom:8px}
.f-grid .f-card h4{font-size:.78rem;color:#245079;font-weight:700;margin-bottom:4px}
.f-grid .f-card p{font-size:.6rem;color:#999;line-height:1.4}
.f-grid .f-card .bar-wrap{height:3px;background:#f0f0f0;border-radius:2px;overflow:hidden;margin-top:8px}
.f-grid .f-card .bar-fill{height:100%;border-radius:2px;background:linear-gradient(90deg,#F78822,#FFD15E)}

/* === Article List Section === */
.article-list-sec{max-width:1200px;margin:0 auto;padding:20px 60px 50px}
.article-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.al-card{display:flex;align-items:center;gap:10px;padding:12px 14px;background:#f8f8fa;border-radius:8px;text-decoration:none;transition:.3s;border-left:3px solid #F78822}
.al-card:hover{transform:translateX(4px);box-shadow:0 2px 8px rgba(0,0,0,.04)}
.al-card .al-tag{font-size:.5rem;color:#F78822;font-weight:700;flex-shrink:0;min-width:40px}
.al-card .al-title{flex:1;font-size:.78rem;font-weight:600;color:#333;line-height:1.3}
.al-card .al-bar{width:50px;height:3px;background:#e8e8e8;border-radius:2px;overflow:hidden;flex-shrink:0}
.al-card .al-bar span{display:block;height:100%;background:linear-gradient(90deg,#F78822,#FFD15E);border-radius:2px}
.al-card .al-val{font-size:.6rem;font-weight:700;color:#F78822;flex-shrink:0}

/* === Footer === */
.footer-d{background:#245079;padding:30px 60px;text-align:center}
.footer-d .flogo{font-size:1rem;font-weight:900;color:#FFD15E;margin-bottom:6px;letter-spacing:1px}
.footer-d p{color:rgba(255,255,255,.3);font-size:.72rem}

/* ============================================================
   ARTICLE INNER PAGE STYLES (.art-*)
   ============================================================ */
.art-wrap{max-width:860px;margin:0 auto;padding:30px 24px}
.art-bread{font-size:.7rem;color:#6B6B7A;margin-bottom:20px;padding:10px 16px;background:#fff;border-radius:8px}
.art-bread a{color:#F78822;text-decoration:none}
.art-bread a:hover{text-decoration:underline}
.art-article{background:#fff;border-radius:12px;padding:36px 32px;box-shadow:0 2px 12px rgba(0,0,0,.04)}
.art-article h1.art-title{font-size:1.5rem;font-weight:800;color:#1a1a2e;margin-bottom:10px;line-height:1.3}
.art-meta{display:flex;gap:16px;font-size:.7rem;color:#6B6B7A;margin-bottom:24px;padding-bottom:14px;border-bottom:1px solid #E8ECF0}
.art-content{font-size:.9rem;line-height:2;color:#333}
.art-content p{margin-bottom:14px;text-indent:2em}
.art-content h2{font-size:1.1rem;font-weight:700;color:#245079;margin:24px 0 10px;padding-left:12px;border-left:3px solid #F78822}
.art-content h3{font-size:1rem;font-weight:600;color:#666;margin:18px 0 8px}
.art-nav{display:flex;justify-content:space-between;margin-top:28px;padding-top:18px;border-top:1px solid #E8ECF0}
.art-nav-prev,.art-nav-next{font-size:.8rem;font-weight:600;color:#F78822;text-decoration:none;padding:8px 16px;border-radius:6px;transition:.2s}
.art-nav-prev:hover,.art-nav-next:hover{background:rgba(247,136,34,.06)}
.art-reg{display:flex;gap:14px;justify-content:center;margin-top:24px;padding:20px;background:#F5F6F8;border-radius:10px}
.art-reg .btn-p{background:#245079;color:#fff;padding:10px 28px;border-radius:6px;font-size:.82rem;font-weight:700;text-decoration:none;transition:.3s}
.art-reg .btn-p:hover{opacity:.9}
.art-reg .btn-s{background:#fff;color:#245079;padding:10px 28px;border-radius:6px;font-size:.82rem;font-weight:600;text-decoration:none;border:1px solid #ddd;transition:.3s}
.art-reg .btn-s:hover{border-color:#F78822;color:#F78822}
.art-disclaimer{font-size:.65rem;color:#6B6B7A;text-align:center;margin-top:18px;padding:10px;background:#FFF5E6;border-radius:6px;line-height:1.6}

/* === Mobile === */
@media(max-width:900px){
  .nav-d{padding:12px 20px;flex-wrap:wrap;gap:8px}
  .nav-d .nav-links{display:none}
  .hero-d{grid-template-columns:1fr;min-height:auto}
  @media(max-width:900px){.hero-d .h-left{padding:50px 0}.hero-d .h-left-inner{padding-left:24px}}
  .hero-d .h-left h1{font-size:2rem}
  .hero-d .h-right{padding:0 24px 40px}
  .hero-d .h-right .ring-card{max-width:100%}
  .section-wrap{padding:30px 20px}
  .sec-title h2{font-size:1.2rem}
  .f-grid{grid-template-columns:1fr 1fr}
  .article-grid{grid-template-columns:1fr}
  .parallax-section{padding:40px 20px}
  .parallax-section .cta-box{padding:30px 20px}
  .parallax-section h3{font-size:1.3rem}
  .article-section{padding:30px 20px}
  .article-list-sec{padding:20px 20px 40px}
  .footer-d{padding:24px 20px}
  .hero-d .h-left .btns{flex-direction:column}
  .hero-d .h-left .btns .btn-p,.hero-d .h-left .btns .btn-s{text-align:center}
  .art-wrap{padding:20px 12px}
  .art-article{padding:24px 16px}
  .art-article h1.art-title{font-size:1.1rem}
  .art-content{font-size:.82rem}
  .art-content h2{font-size:.95rem}
  .art-reg{flex-direction:column;align-items:center}
}