/* 宁创科技 · 子页面通用样式（与首页 service-color.html 同一套配色） */
:root{--bg:#F6F4FF;--ink:#17133F;--blue:#2F2BFF;--pink:#FF3D9A;--sun:#FFD21F;--mint:#12D6A8;--card:#fff;--dark:#17133F;--muted:rgba(23,19,63,.68)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#120F33;--ink:#F6F4FF;--card:#1E1A52;--muted:rgba(246,244,255,.7)}}
:root[data-theme="dark"]{--bg:#120F33;--ink:#F6F4FF;--card:#1E1A52;--muted:rgba(246,244,255,.7)}
html{scroll-behavior:smooth}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'Bricolage Grotesque','Noto Sans SC',system-ui,-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;font-size:17px;line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:3px solid var(--pink);outline-offset:3px}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.hero{background:var(--blue);color:#fff;border-radius:0 0 48px 48px;padding-bottom:64px;position:relative;overflow:hidden}
nav{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 0;font-weight:600;position:relative;z-index:2}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;font-size:1.2rem}
.mark{width:34px;height:34px;border-radius:10px;background:var(--sun);display:grid;place-items:center;flex-shrink:0}
.mark svg{width:20px;height:20px;stroke:var(--dark);stroke-width:2.6;stroke-linecap:round;fill:none}
.nav-links{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
.nav-links a{text-decoration:none}
.nav-links a:not(.pill):not(.gh):hover,.nav-links a.cur{text-decoration:underline;text-decoration-color:var(--sun);text-decoration-thickness:3px;text-underline-offset:6px}
.nav-links a.gh{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.16);transition:transform .25s,background .25s}
.nav-links a.gh:hover{background:var(--sun);color:var(--dark);transform:rotate(-8deg) scale(1.08)}
.pill{display:inline-flex;align-items:center;gap:8px;background:var(--sun);color:var(--dark);padding:8px 18px;border-radius:999px;font-weight:800;text-decoration:none;transition:transform .25s}
.pill:hover{transform:rotate(-3deg) scale(1.08)}
.crumb{position:relative;z-index:2;opacity:.85;font-weight:600;margin-top:36px}
.crumb a{text-decoration:none}.crumb a:hover{text-decoration:underline}
.hero h1{font-size:clamp(2.6rem,7vw,5.2rem);line-height:1.08;margin:10px 0 18px;letter-spacing:-.02em;position:relative;z-index:2}
.hero h1 .hl{color:var(--sun)}
.hero p.lead{max-width:34em;font-size:1.2rem;margin:0;position:relative;z-index:2}
.blob{position:absolute;border-radius:50%;pointer-events:none}
.b1{width:300px;height:300px;background:var(--pink);right:-70px;top:80px;animation:morph 9s ease-in-out infinite}
.b2{width:130px;height:130px;background:var(--sun);right:250px;bottom:-40px}
.b3{width:60px;height:60px;background:var(--mint);right:70px;bottom:60px}
@keyframes morph{50%{border-radius:42% 58% 55% 45%/55% 45% 58% 42%}}
section{padding:72px 0}
h2{font-size:clamp(1.8rem,4.5vw,3rem);letter-spacing:-.01em;line-height:1.15;margin:0 0 14px;font-weight:800}
.sub{max-width:40em;color:var(--muted);margin:0 0 32px}
.chip{display:inline-block;font-weight:800;font-size:.8rem;letter-spacing:.06em;background:var(--sun);color:var(--dark);border:3px solid var(--dark);border-radius:999px;padding:2px 14px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--sun);color:var(--dark);font-weight:800;padding:12px 24px;border-radius:999px;text-decoration:none;border:3px solid var(--dark);cursor:pointer;transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-3px);box-shadow:4px 5px 0 var(--dark)}
.btn.blue{background:var(--blue);color:#fff}.btn.white{background:#fff}.btn.mint{background:var(--mint)}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}
.box{background:var(--card);border:3px solid var(--ink);border-radius:28px;padding:28px}
.seg{display:inline-flex;gap:6px;background:var(--card);border:3px solid var(--ink);border-radius:999px;padding:5px;flex-wrap:wrap}
.seg button{border:none;background:transparent;color:var(--ink);font-weight:800;padding:8px 20px;border-radius:999px;cursor:pointer}
.seg button.on{background:var(--pink);color:#fff}
.seg button small{opacity:.7;margin-left:4px}
.empty{border:3px dashed rgba(23,19,63,.25);border-radius:28px;padding:40px;text-align:center;color:var(--muted)}
.js .reveal{opacity:0;transform:translateY(30px);transition:opacity .6s,transform .6s cubic-bezier(.2,.8,.2,1)}
.js .reveal.in{opacity:1;transform:none}
footer{background:var(--pink);color:var(--dark);border-radius:48px 48px 0 0;padding:48px 0 36px;margin-top:40px}
.fgrid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
footer .brand{font-size:1.3rem;margin-bottom:10px}
footer p{margin:0 0 6px;font-size:.95rem}
footer h4{margin:0 0 12px;font-size:1rem}
footer a{display:block;text-decoration:none;font-size:.95rem;padding:2px 0}
footer a:hover{text-decoration:underline;text-decoration-thickness:3px}
.fbottom{text-align:center;margin-top:36px;font-size:.9rem;border-top:3px solid var(--dark);padding-top:20px}
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,160%);z-index:300;background:var(--dark);color:#fff;border-radius:999px;padding:10px 22px;font-weight:600;transition:transform .3s;max-width:calc(100vw - 32px)}
.toast.show{transform:translate(-50%,0)}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}.js .reveal{opacity:1;transform:none}}
@media (max-width:860px){.nav-links a:not(.pill):not(.gh){display:none}.fgrid{grid-template-columns:1fr 1fr}}
@media (max-width:600px){body{font-size:16px}.wrap{padding:0 16px}.hero{border-radius:0 0 32px 32px}section{padding:56px 0}.b1{width:170px;height:170px;top:150px;right:-70px}.b2,.b3{display:none}.box{padding:20px;border-radius:22px}footer{border-radius:32px 32px 0 0}.fgrid{grid-template-columns:1fr}}