*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px;line-height:1.6}
body{font-family:'Segoe UI',system-ui,-apple-system,BlinkMacSystemFont,Roboto,'Helvetica Neue',Arial,sans-serif;background:#f8f9fc;color:#1a1a2e;padding:0;margin:0}
img{max-width:100%;height:auto;display:block}
a{color:#0056b3;text-decoration:none;transition:color 0.2s}
a:hover{color:#ff6f00;text-decoration:underline}
a:focus-visible{outline:2px solid #ff6f00;outline-offset:2px}
.skip-link{position:absolute;top:-100%;left:8px;padding:8px 16px;background:#1a1a2e;color:#fff;z-index:9999;border-radius:0 0 6px 6px;font-weight:700}
.skip-link:focus{top:0}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
@media(max-width:768px){.container{padding:0 14px}}
.site-header{background:linear-gradient(135deg,#0f0c29,#302b63,#24243e);color:#fff;padding:0;position:sticky;top:0;z-index:1000;box-shadow:0 4px 20px rgba(0,0,0,0.4)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;max-width:1200px;margin:0 auto}
.my-logo{font-size:1.8rem;font-weight:800;letter-spacing:-0.5px;color:#fff;text-shadow:0 2px 8px rgba(255,107,0,0.3);display:flex;align-items:center;gap:10px}
.my-logo i{color:#ff6f00;font-size:2rem}
.my-logo:hover{color:#ff6f00;text-decoration:none}
.my-logo span{background:linear-gradient(90deg,#ff6f00,#ff9a44);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav-toggle{display:none;background:transparent;border:2px solid rgba(255,255,255,0.3);color:#fff;font-size:1.6rem;padding:6px 14px;border-radius:8px;cursor:pointer;transition:all 0.2s}
.nav-toggle:hover{border-color:#ff6f00;background:rgba(255,107,0,0.15)}
.nav-toggle[aria-expanded="true"] i::before{content:"\f00d"}
.main-nav{display:flex;align-items:center;gap:8px}
.main-nav a{color:rgba(255,255,255,0.85);padding:8px 16px;border-radius:6px;font-size:0.95rem;font-weight:500;transition:all 0.2s;white-space:nowrap}
.main-nav a:hover,.main-nav a.active{background:rgba(255,107,0,0.2);color:#ff9a44;text-decoration:none}
.main-nav a i{margin-right:6px;font-size:0.85rem}
@media(max-width:900px){
  .nav-toggle{display:block}
  .main-nav{display:none;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:#1a1a2e;padding:16px 20px;gap:4px;box-shadow:0 12px 30px rgba(0,0,0,0.5);border-top:1px solid rgba(255,255,255,0.08)}
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 16px;font-size:1.05rem}
}
.breadcrumb-wrap{background:#eef0f5;border-bottom:1px solid #dde0e8}
.breadcrumb{display:flex;flex-wrap:wrap;list-style:none;padding:10px 0;font-size:0.85rem;color:#555}
.breadcrumb li+li::before{content:"/";margin:0 10px;color:#aaa}
.breadcrumb a{color:#0056b3}
.breadcrumb a:hover{color:#ff6f00}
.breadcrumb .current{color:#333;font-weight:600}
.hero{background:linear-gradient(135deg,#1a1a2e 0%,#16213e 50%,#0f3460 100%);color:#fff;padding:50px 0 40px;text-align:center;position:relative;overflow:hidden}
.hero::after{content:"🎯";font-size:12rem;opacity:0.06;position:absolute;right:-30px;bottom:-30px;transform:rotate(15deg)}
.hero h1{font-size:2.8rem;font-weight:900;margin-bottom:12px;letter-spacing:-1px}
.hero h1 i{color:#ff6f00;margin-right:12px}
.hero p{font-size:1.15rem;max-width:700px;margin:0 auto 16px;opacity:0.85;line-height:1.7}
.hero .last-updated{display:inline-block;background:rgba(255,107,0,0.2);padding:6px 20px;border-radius:30px;font-size:0.9rem;border:1px solid rgba(255,107,0,0.3)}
.hero .last-updated i{margin-right:8px}
@media(max-width:768px){
  .hero h1{font-size:1.9rem}
  .hero p{font-size:1rem}
  .hero{padding:32px 0 28px}
}
.search-section{background:#fff;padding:24px 0;border-bottom:1px solid #e0e4ec}
.search-form{display:flex;gap:12px;max-width:600px;margin:0 auto;flex-wrap:wrap;justify-content:center}
.search-form input{flex:1;min-width:200px;padding:14px 20px;border:2px solid #dde0e8;border-radius:10px;font-size:1rem;transition:border 0.2s;background:#f8f9fc}
.search-form input:focus{border-color:#ff6f00;outline:none;box-shadow:0 0 0 4px rgba(255,107,0,0.12)}
.search-form button{padding:14px 32px;background:linear-gradient(135deg,#ff6f00,#e65c00);color:#fff;border:none;border-radius:10px;font-size:1rem;font-weight:700;cursor:pointer;transition:transform 0.2s,box-shadow 0.2s;display:flex;align-items:center;gap:8px}
.search-form button:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(255,107,0,0.35)}
.search-form button i{font-size:1.1rem}
.content-wrap{display:grid;grid-template-columns:1fr 300px;gap:40px;padding:40px 0}
@media(max-width:992px){.content-wrap{grid-template-columns:1fr;gap:30px}}
.content-main{min-width:0}
.content-main h2{font-size:2rem;margin:48px 0 16px;padding-bottom:10px;border-bottom:3px solid #ff6f00;color:#1a1a2e}
.content-main h2 i{color:#ff6f00;margin-right:10px}
.content-main h3{font-size:1.45rem;margin:32px 0 12px;color:#2d2d44}
.content-main h3 i{color:#ff6f00;margin-right:8px;font-size:1.2rem}
.content-main h4{font-size:1.15rem;margin:24px 0 8px;color:#3d3d5c;font-weight:700}
.content-main p{margin:0 0 18px;color:#2d2d44;line-height:1.8}
.content-main p b,.content-main p strong{color:#1a1a2e}
.content-main ul,.content-main ol{margin:0 0 20px 24px;line-height:1.8}
.content-main li{margin-bottom:8px}
.content-main blockquote{border-left:4px solid #ff6f00;background:#f0f2f8;padding:16px 24px;margin:24px 0;border-radius:0 8px 8px 0;font-style:italic;color:#333}
.sidebar{position:sticky;top:100px;align-self:start}
.sidebar-card{background:#fff;border-radius:12px;padding:20px;margin-bottom:24px;box-shadow:0 2px 12px rgba(0,0,0,0.06);border:1px solid #e8ecf4}
.sidebar-card h3{font-size:1.15rem;margin-bottom:14px;color:#1a1a2e;border-bottom:2px solid #ff6f00;padding-bottom:8px}
.sidebar-card h3 i{color:#ff6f00;margin-right:8px}
.sidebar-card ul{list-style:none;padding:0;margin:0}
.sidebar-card li{margin:0;padding:6px 0;border-bottom:1px solid #f0f2f8}
.sidebar-card li:last-child{border-bottom:none}
.sidebar-card a{color:#2d2d44;display:block;padding:4px 0;font-size:0.95rem}
.sidebar-card a:hover{color:#ff6f00;text-decoration:none;padding-left:6px}
@media(max-width:992px){.sidebar{position:static}}
.rating-wrap{background:#fff;border-radius:12px;padding:24px;margin:30px 0;box-shadow:0 2px 16px rgba(0,0,0,0.06);border:1px solid #e8ecf4;text-align:center}
.rating-wrap h3{margin-bottom:16px;font-size:1.3rem}
.rating-stars{font-size:2.2rem;color:#ddd;cursor:pointer;display:flex;justify-content:center;gap:6px;transition:color 0.15s}
.rating-stars i:hover,.rating-stars i.active{color:#ff6f00}
.rating-stars i{transition:transform 0.15s,color 0.15s}
.rating-stars i:hover{transform:scale(1.25)}
.rating-info{margin-top:10px;font-size:0.95rem;color:#666}
.comment-section{background:#fff;border-radius:12px;padding:28px;margin:30px 0;box-shadow:0 2px 16px rgba(0,0,0,0.06);border:1px solid #e8ecf4}
.comment-section h3{font-size:1.4rem;margin-bottom:6px}
.comment-section .sub{color:#666;margin-bottom:20px}
.comment-form textarea{width:100%;padding:14px;border:2px solid #dde0e8;border-radius:10px;font-size:1rem;resize:vertical;min-height:120px;font-family:inherit;transition:border 0.2s;background:#f8f9fc}
.comment-form textarea:focus{border-color:#ff6f00;outline:none;box-shadow:0 0 0 4px rgba(255,107,0,0.1)}
.comment-form .form-row{display:flex;gap:12px;margin:12px 0;flex-wrap:wrap}
.comment-form .form-row input{flex:1;min-width:160px;padding:12px 16px;border:2px solid #dde0e8;border-radius:8px;font-size:0.95rem;background:#f8f9fc}
.comment-form .form-row input:focus{border-color:#ff6f00;outline:none}
.comment-form button{padding:12px 32px;background:linear-gradient(135deg,#1a1a2e,#302b63);color:#fff;border:none;border-radius:10px;font-size:1rem;font-weight:600;cursor:pointer;transition:transform 0.2s,box-shadow 0.2s}
.comment-form button:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(26,26,46,0.3)}
.featured-img{width:100%;border-radius:12px;margin:28px 0;box-shadow:0 4px 20px rgba(0,0,0,0.08);overflow:hidden}
.featured-img img{width:100%;height:auto;object-fit:cover}
.featured-img figcaption{background:#f0f2f8;padding:10px 16px;font-size:0.9rem;color:#555;text-align:center;font-style:italic}
.toc{background:#f0f2f8;border-radius:12px;padding:20px 24px;margin:24px 0 32px;border-left:4px solid #ff6f00}
.toc h3{font-size:1.2rem;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.toc ul{list-style:none;padding:0;margin:0;columns:2;column-gap:24px}
.toc li{padding:4px 0;break-inside:avoid}
.toc a{color:#2d2d44;font-size:0.95rem;display:flex;align-items:center;gap:6px}
.toc a::before{content:"▸";color:#ff6f00;font-weight:700}
.toc a:hover{color:#ff6f00;text-decoration:none}
@media(max-width:600px){.toc ul{columns:1}}
.site-footer{background:linear-gradient(135deg,#0f0c29,#302b63,#24243e);color:#ddd;padding:40px 0 20px;margin-top:50px}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px;display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}
.footer-inner h4{color:#fff;font-size:1.1rem;margin-bottom:14px;border-bottom:2px solid #ff6f00;padding-bottom:6px;display:inline-block}
.footer-inner a{color:#bbb}
.footer-inner a:hover{color:#ff6f00;text-decoration:none}
.footer-links ul{list-style:none;padding:0}
.footer-links li{padding:4px 0}
friend-link{display:block;grid-column:1/-1;background:rgba(255,255,255,0.04);border-radius:10px;padding:20px 24px;margin-top:10px;border:1px solid rgba(255,255,255,0.06)}
friend-link::before{content:"🤝 Friend Links";display:block;font-size:1rem;font-weight:700;color:#ff9a44;margin-bottom:12px;letter-spacing:0.5px}
friend-link a{display:inline-block;margin:4px 16px 4px 0;padding:4px 10px;background:rgba(255,255,255,0.06);border-radius:20px;font-size:0.9rem;color:#ccc}
friend-link a:hover{background:rgba(255,107,0,0.2);color:#ff9a44;text-decoration:none}
.copyright-bar{grid-column:1/-1;text-align:center;padding-top:20px;border-top:1px solid rgba(255,255,255,0.08);margin-top:10px;font-size:0.85rem;color:#999}
.copyright-bar i{margin:0 4px}
@media(max-width:768px){
  .footer-inner{grid-template-columns:1fr;gap:24px}
}
@media(max-width:480px){
  .hero h1{font-size:1.5rem}
  .search-form input{min-width:140px}
  .content-main h2{font-size:1.5rem}
  .content-main h3{font-size:1.2rem}
}
.scroll-top{position:fixed;bottom:30px;right:30px;width:48px;height:48px;background:#ff6f00;color:#fff;border:none;border-radius:50%;font-size:1.3rem;cursor:pointer;box-shadow:0 4px 16px rgba(255,107,0,0.35);opacity:0;visibility:hidden;transition:all 0.3s;z-index:999;display:flex;align-items:center;justify-content:center}
.scroll-top.visible{opacity:1;visibility:visible}
.scroll-top:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(255,107,0,0.5)}
.text-muted{color:#777;font-size:0.9rem}
.mt-0{margin-top:0}
.mb-0{margin-bottom:0}