:root{--bg:#0d0d1a;--bg-2:#12122a;--bg-3:#1a1a2e;--surface:rgba(255,255,255,.04);--surface-hover:rgba(255,255,255,.08);--glass:rgba(26,26,46,.65);--glass-border:rgba(255,255,255,.09);--text:#e8e8f0;--text-2:#9a9ab0;--text-3:#6b6b85;--accent:#6c5ce7;--accent-2:#a29bfe;--accent-3:#00cec9;--grad:linear-gradient(135deg,#6c5ce7 0%,#a29bfe 45%,#00cec9 100%);--grad-soft:linear-gradient(135deg,rgba(108,92,231,.18),rgba(0,206,201,.12));--radius:20px;--radius-sm:14px;--radius-lg:28px;--shadow:0 8px 32px rgba(0,0,0,.35);--shadow-hover:0 18px 48px rgba(108,92,231,.28);--max:1180px;--nav-h:68px;--ease:cubic-bezier(.22,.61,.36,1)}

@media(prefers-color-scheme:light){:root{--bg:#f4f5fb;--bg-2:#eceef8;--bg-3:#ffffff;--surface:rgba(255,255,255,.72);--surface-hover:rgba(255,255,255,.92);--glass:rgba(255,255,255,.68);--glass-border:rgba(108,92,231,.14);--text:#1a1a2e;--text-2:#52526e;--text-3:#8b8ba5;--shadow:0 8px 32px rgba(108,92,231,.1);--shadow-hover:0 18px 48px rgba(108,92,231,.2)}}

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

html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 16px);-webkit-text-size-adjust:100%}

body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text);line-height:1.85;font-size:16px;overflow-x:hidden;position:relative;transition:background .4s var(--ease),color .4s var(--ease)}

body::before{content:"";position:fixed;inset:0;z-index:-2;background:radial-gradient(ellipse 70% 55% at 12% -8%,rgba(108,92,231,.22),transparent 60%),radial-gradient(ellipse 60% 50% at 92% 8%,rgba(0,206,201,.16),transparent 60%),radial-gradient(ellipse 80% 60% at 50% 108%,rgba(162,155,254,.14),transparent 65%);pointer-events:none}

body::after{content:"";position:fixed;inset:0;z-index:-1;background-image:linear-gradient(rgba(255,255,255,.022) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.022) 1px,transparent 1px);background-size:64px 64px;pointer-events:none;mask-image:radial-gradient(ellipse 80% 70% at 50% 40%,#000 30%,transparent 100%)}

::selection{background:rgba(108,92,231,.4);color:#fff}

::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:var(--bg-2)}
::-webkit-scrollbar-thumb{background:linear-gradient(180deg,var(--accent),var(--accent-3));border-radius:10px;border:2px solid var(--bg-2)}
::-webkit-scrollbar-thumb:hover{background:var(--accent-2)}

a{color:var(--accent-2);text-decoration:none;transition:color .3s var(--ease),opacity .3s var(--ease)}
a:hover{color:var(--accent-3)}

img,svg,video{max-width:100%;height:auto;display:block}

ul,ol{list-style:none}

/* ===== HEADER / NAV ===== */
header{position:sticky;top:0;z-index:1000;backdrop-filter:blur(22px) saturate(180%);-webkit-backdrop-filter:blur(22px) saturate(180%);background:var(--glass);border-bottom:1px solid var(--glass-border);box-shadow:0 4px 24px rgba(0,0,0,.18);transition:background .4s var(--ease),box-shadow .4s var(--ease)}

header nav{max-width:var(--max);margin:0 auto;padding:0 24px;height:var(--nav-h);display:flex;align-items:center;gap:28px}

header nav>a:first-child{font-size:1.35rem;font-weight:800;letter-spacing:.5px;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;white-space:nowrap;position:relative;padding:6px 2px;transition:transform .3s var(--ease)}
header nav>a:first-child::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--grad);border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
header nav>a:first-child:hover{transform:translateY(-1px)}
header nav>a:first-child:hover::after{transform:scaleX(1)}

header nav ul{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:wrap}

header nav ul li a{display:block;padding:8px 14px;font-size:.9rem;font-weight:500;color:var(--text-2);border-radius:10px;position:relative;transition:color .3s var(--ease),background .3s var(--ease),transform .3s var(--ease)}
header nav ul li a::before{content:"";position:absolute;inset:0;border-radius:10px;background:var(--grad-soft);opacity:0;transform:scale(.85);transition:opacity .3s var(--ease),transform .3s var(--ease);z-index:-1}
header nav ul li a:hover{color:var(--text);transform:translateY(-2px)}
header nav ul li a:hover::before{opacity:1;transform:scale(1)}

@media(max-width:900px){
header nav{flex-wrap:wrap;height:auto;padding:12px 18px;gap:12px}
header nav ul{width:100%;margin-left:0;gap:2px;overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
header nav ul::-webkit-scrollbar{display:none}
header nav ul li a{padding:7px 12px;font-size:.84rem;white-space:nowrap}
}

/* ===== MAIN LAYOUT ===== */
main{max-width:var(--max);margin:0 auto;padding:0 24px 80px;position:relative;z-index:1}

section{margin-top:72px;padding:0;animation:rise .8s var(--ease) both}

@keyframes rise{from{opacity:0;transform:translateY(38px)}to{opacity:1;transform:translateY(0)}}

/* ===== HERO / BANNER ===== */
#home{margin-top:32px;padding:64px 44px;border-radius:var(--radius-lg);position:relative;overflow:hidden;background:var(--grad);box-shadow:0 24px 64px rgba(108,92,231,.35);animation:rise .9s var(--ease) both}

#home::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 82% 18%,rgba(255,255,255,.28),transparent 45%),radial-gradient(circle at 12% 88%,rgba(0,0,0,.22),transparent 55%);pointer-events:none}

#home::after{content:"";position:absolute;top:-45%;right:-12%;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.22),transparent 68%);animation:float 9s ease-in-out infinite;pointer-events:none}

@keyframes float{0%,100%{transform:translateY(0) scale(1)}50%{transform:translateY(26px) scale(1.06)}}

#home h1{position:relative;z-index:2;font-size:clamp(1.7rem,4vw,2.9rem);font-weight:800;line-height:1.32;color:#fff;letter-spacing:.4px;margin-bottom:22px;text-shadow:0 4px 24px rgba(0,0,0,.22);animation:rise .9s .1s var(--ease) both}

#home p{position:relative;z-index:2;color:rgba(255,255,255,.94);font-size:1.02rem;line-height:1.95;margin-bottom:16px;max-width:900px;text-shadow:0 2px 12px rgba(0,0,0,.16);animation:rise .9s .2s var(--ease) both}
#home p:last-child{margin-bottom:0;animation-delay:.3s}

/* ===== HEADINGS ===== */
h2{font-size:clamp(1.4rem,2.6vw,2rem);font-weight:800;line-height:1.4;color:var(--text);margin-bottom:28px;padding-left:20px;position:relative;letter-spacing:.3px}
h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:6px;border-radius:6px;background:var(--grad);box-shadow:0 0 20px rgba(108,92,231,.55)}

h3{font-size:1.16rem;font-weight:700;color:var(--text);margin:32px 0 14px;line-height:1.5;position:relative;display:inline-block;padding-bottom:8px}
h3::after{content:"";position:absolute;left:0;bottom:0;width:42px;height:3px;border-radius:3px;background:var(--grad);transition:width .4s var(--ease)}
h3:hover::after{width:100%}

h3:first-child{margin-top:0}

/* ===== TEXT ===== */
p{color:var(--text-2);margin-bottom:16px;line-height:1.95}
section>p:last-child{margin-bottom:0}

/* ===== CARDS (section blocks) ===== */
#about,#products,#solutions,#cases,#news,#articles,#faq,#howto,#contact,#sitemap,#links,#legal,#security,#editor{background:var(--surface);backdrop-filter:blur(18px) saturate(160%);-webkit-backdrop-filter:blur(18px) saturate(160%);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:44px 40px;box-shadow:var(--shadow);transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .45s var(--ease)}

#about:hover,#products:hover,#solutions:hover,#cases:hover,#news:hover,#articles:hover,#faq:hover,#howto:hover,#contact:hover,#sitemap:hover,#links:hover,#legal:hover,#security:hover,#editor:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(108,92,231,.32)}

/* ===== CASES / QUOTES ===== */
blockquote{margin:20px 0;padding:22px 26px 22px 30px;background:var(--grad-soft);border-left:4px solid var(--accent);border-radius:0 var(--radius-sm) var(--radius-sm) 0;position:relative;transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s var(--ease)}
blockquote::before{content:"\201C";position:absolute;top:2px;left:12px;font-size:3.2rem;line-height:1;color:var(--accent);opacity:.28;font-family:Georgia,serif}
blockquote:hover{transform:translateX(6px);box-shadow:0 10px 30px rgba(108,92,231,.2);border-left-color:var(--accent-3)}
blockquote p{color:var(--text);font-style:italic;margin-bottom:0;font-size:.98rem;line-height:1.9}

/* ===== NEWS / ARTICLES ===== */
#news h3,#articles h3{margin-top:30px}
#news p time,#articles p time{display:inline-block;font-size:.8rem;font-weight:600;color:var(--accent-2);background:var(--grad-soft);padding:3px 12px;border-radius:20px;margin-bottom:10px;letter-spacing:.3px;border:1px solid var(--glass-border)}

article{background:var(--surface-hover);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--glass-border);border-radius:var(--radius);padding:28px 26px;margin-bottom:20px;position:relative;overflow:hidden;transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .45s var(--ease)}

article::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease)}

article:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(108,92,231,.4)}
article:hover::before{transform:scaleX(1)}

article h3{margin-top:0;font-size:1.1rem}
article p{font-size:.95rem}
article p:last-child{margin-bottom:0}
article p a{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:.9rem;color:var(--accent-2);padding:7px 16px;border-radius:20px;background:var(--grad-soft);border:1px solid var(--glass-border);transition:all .35s var(--ease)}
article p a::after{content:"\2192";transition:transform .35s var(--ease)}
article p a:hover{color:#fff;background:var(--grad);transform:translateY(-2px);box-shadow:0 8px 22px rgba(108,92,231,.4);border-color:transparent}
article p a:hover::after{transform:translateX(4px)}

/* ===== FAQ ===== */
#faq dl{display:grid;gap:14px}

#faq dt{font-size:1.02rem;font-weight:700;color:var(--text);padding:18px 22px;background:var(--grad-soft);border:1px solid var(--glass-border);border-radius:var(--radius-sm);position:relative;padding-left:52px;transition:all .4s var(--ease);cursor:default}
#faq dt::before{content:"Q";position:absolute;left:18px;top:50%;transform:translateY(-50%);width:24px;height:24px;display:flex;align-items:center;justify-content:center;font-size:.78rem;font-weight:800;color:#fff;background:var(--grad);border-radius:8px;box-shadow:0 4px 12px rgba(108,92,231,.4)}
#faq dt:hover{transform:translateX(6px);border-color:rgba(108,92,231,.4);box-shadow:0 8px 24px rgba(108,92,231,.18)}

#faq dd{padding:16px 22px 16px 52px;color:var(--text-2);font-size:.95rem;line-height:1.95;background:var(--surface-hover);border:1px solid var(--glass-border);border-radius:var(--radius-sm);margin-bottom:4px;position:relative;transition:all .4s var(--ease)}
#faq dd::before{content:"A";position:absolute;left:18px;top:16px;width:24px;height:24px;display:flex;align-items:center;justify-content:center;font-size:.78rem;font-weight:800;color:var(--accent-3);background:rgba(0,206,201,.14);border:1px solid rgba(0,206,201,.35);border-radius:8px}
#faq dd:hover{background:var(--surface);border-color:rgba(0,206,201,.3)}

/* ===== HOWTO ===== */
#howto h3{margin-top:28px}
#howto p{font-size:.97rem}

/* ===== CONTACT ===== */
#contact h3{margin-top:26px}
#contact p{margin-bottom:10px;font-size:.97rem}
#contact p:nth-of-type(3),#contact p:nth-of-type(4){font-weight:600;color:var(--text)}

/* ===== SITEMAP / LINKS ===== */
#sitemap ul,#links ul{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px}

#sitemap ul li a,#links ul li a{display:flex;align-items:center;gap:10px;padding:14px 18px;background:var(--surface-hover);border:1px solid var(--glass-border);border-radius:var(--radius-sm);color:var(--text-2);font-size:.92rem;font-weight:500;transition:all .4s var(--ease);position:relative;overflow:hidden}

#sitemap ul li a::before,#links ul li a::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent);flex-shrink:0;transition:all .4s var(--ease);box-shadow:0 0 0 3px rgba(108,92,231,.16)}

#sitemap ul li a:hover,#links ul li a:hover{color:#fff;background:var(--grad);border-color:transparent;transform:translateY(-3px);box-shadow:0 10px 28px rgba(108,92,231,.35)}
#sitemap ul li a:hover::before,#links ul li a:hover::before{background:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.25);transform:scale(1.2)}

/* ===== LEGAL / SECURITY / EDITOR ===== */
#legal h3,#security h2,#editor h2{margin-top:26px}
#legal p,#security p,#editor p{font-size:.95rem}

/* ===== FOOTER ===== */
footer{margin-top:80px;padding:48px 24px 40px;text-align:center;background:var(--glass);backdrop-filter:blur(22px) saturate(180%);-webkit-backdrop-filter:blur(22px) saturate(180%);border-top:1px solid var(--glass-border);position:relative;overflow:hidden}

footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad)}

footer p{color:var(--text-3);font-size:.86rem;margin-bottom:8px;line-height:1.8}
footer p:first-child{color:var(--text-2);font-weight:600;font-size:.92rem}
footer p:last-child{margin-bottom:0;font-size:.8rem;opacity:.75}

/* ===== RESPONSIVE ===== */
@media(max-width:768px){
main{padding:0 16px 56px}
section{margin-top:48px}
#home{margin-top:20px;padding:44px 26px;border-radius:var(--radius)}
#home h1{font-size:1.5rem}
#home p{font-size:.94rem}
h2{font-size:1.3rem;padding-left:16px;margin-bottom:22px}
h2::before{width:5px}
h3{font-size:1.05rem}
#about,#products,#solutions,#cases,#news,#articles,#faq,#howto,#contact,#sitemap,#links,#legal,#security,#editor{padding:28px 20px;border-radius:var(--radius)}
article{padding:22px 18px}
#faq dt{padding:15px 18px 15px 46px;font-size:.96rem}
#faq dt::before{left:14px;width:22px;height:22px;font-size:.72rem}
#faq dd{padding:14px 18px 14px 46px;font-size:.9rem}
#faq dd::before{left:14px;top:14px;width:22px;height:22px;font-size:.72rem}
blockquote{padding:18px 18px 18px 24px}
#sitemap ul,#links ul{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px}
#sitemap ul li a,#links ul li a{padding:12px 14px;font-size:.86rem}
footer{padding:36px 18px 30px;margin-top:56px}
}

@media(max-width:480px){
#home{padding:36px 20px}
#home h1{font-size:1.3rem}
#home p{font-size:.9rem;line-height:1.85}
h2{font-size:1.18rem}
#about,#products,#solutions,#cases,#news,#articles,#faq,#howto,#contact,#sitemap,#links,#legal,#security,#editor{padding:24px 16px}
article{padding:18px 15px}
#sitemap ul,#links ul{grid-template-columns:1fr 1fr}
}

/* ===== ACCESSIBILITY / MOTION ===== */
@media(prefers-reduced-motion:reduce){
*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}

a:focus-visible,button:focus-visible{outline:2px solid var(--accent-3);outline-offset:3px;border-radius:6px}

@media print{
body{background:#fff;color:#000}
header,footer{display:none}
section{box-shadow:none;border:1px solid #ddd;background:#fff;break-inside:avoid}
}