/* ============================================================
   爱诺丽 ainuoli.cn — site stylesheet
   One file, no frameworks, no external fonts/CDNs (China-safe).
   Palette + spacing via variables below.
   ============================================================ */
:root{
  --ink:#212121;          /* body text (WLN rgba(0,0,0,.87)) */
  --deep:#3172c2;         /* brand blue accent (welovenoni.com) */
  --deep-2:#28619f;       /* same blue darkened — hover states only */
  --black:#161616;        /* near-black — buttons, footer (WLN) */
  --gold:#8a8a8a;         /* neutral accent (WLN gray) */
  --sand:#f6f6f6;         /* light gray section bg (WLN) */
  --paper:#ffffff;        /* page bg (WLN white) */
  --line:#e5e5e5;         /* hairlines */
  --muted:#676767;        /* secondary text (WLN gray) */
  --maxw:1080px;
  --radius:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  font-family:"Avenir Next","Avenir","Century Gothic","Futura","Trebuchet MS","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",system-ui,-apple-system,sans-serif;
  color:var(--ink);background:var(--paper);
  font-size:16px;line-height:1.8;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--deep);text-decoration:none}
a:hover{color:var(--deep-2)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.site-head{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(6px)}
.head-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;flex-wrap:wrap;padding-top:6px;padding-bottom:6px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;color:var(--black)}
.brand img{width:40px;height:40px;border-radius:8px;object-fit:cover}
.brand small{display:block;font-size:11px;font-weight:400;color:var(--muted);letter-spacing:.12em}
.nav{display:flex;gap:4px;flex-wrap:wrap}
.nav a{padding:8px 12px;border-radius:8px;font-size:15px;color:var(--ink)}
.nav a:hover{background:var(--sand)}
.nav a.on{color:var(--deep);font-weight:600;background:var(--sand)}

/* ---------- hero ---------- */
.hero{background:var(--paper) url(../img/bg.jpg) center/cover;border-bottom:1px solid var(--line)}
.hero-in{display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center;padding:56px 20px}
.hero h1{font-size:44px;font-weight:700;line-height:1.25;color:var(--black)}
.hero .tag{margin:18px 0 8px;font-size:18px}
.hero .facts{margin:14px 0 26px;color:var(--muted);font-size:15px}
.hero .facts span{white-space:nowrap}
.hero .facts span+span::before{content:"·";margin:0 8px;color:#b5b5b5}
.btn{display:inline-block;padding:12px 26px;border-radius:10px;font-size:16px;font-weight:600;border:1.5px solid var(--black)}
.btn.solid{background:var(--black);color:#fff}
.btn.solid:hover{background:#000;color:#fff}
.btn.ghost{color:var(--black);margin-left:10px}
.btn.ghost:hover{background:var(--sand)}
.hero-img img{border-radius:var(--radius)}

/* ---------- sections ---------- */
section{padding:56px 0}
section.alt{background:var(--sand);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.kicker{font-size:13px;font-weight:700;letter-spacing:.24em;color:#676767;text-transform:uppercase;margin-bottom:8px}
h2{font-size:30px;font-weight:700;color:#515151;margin-bottom:14px;line-height:1.35}
h3{font-size:19px;color:#515151;margin:22px 0 8px}
.lead{font-size:17px;max-width:46em}
.grid{display:grid;gap:20px;margin-top:28px}
.g2{grid-template-columns:1fr 1fr}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}
section.alt .card{background:var(--paper)}
.card h3{margin-top:0;font-size:17px}
.card p{font-size:15px;color:var(--muted)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}
.split img{border-radius:var(--radius)}

/* ---------- tables ---------- */
table{width:100%;border-collapse:collapse;margin:18px 0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;font-size:15px}
th,td{padding:10px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{background:var(--sand);color:#515151;font-weight:600;white-space:nowrap}
tr:last-child td{border-bottom:none}
.tnote{font-size:13px;color:var(--muted)}

/* ---------- badges / lists ---------- */
.badges{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0}
.badges span{border:1px solid #d0d0d0;color:#515151;border-radius:999px;padding:5px 14px;font-size:14px;background:#fff}
ul.clean{list-style:none;margin:12px 0}
ul.clean li{padding-left:1.4em;position:relative;margin:8px 0}
ul.clean li::before{content:"—";position:absolute;left:0;color:var(--deep)}
ol.steps{counter-reset:s;list-style:none;margin:20px 0;display:grid;gap:12px}
ol.steps li{counter-increment:s;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 18px 14px 58px;position:relative;font-size:15px}
ol.steps li::before{content:counter(s);position:absolute;left:16px;top:12px;width:28px;height:28px;border-radius:50%;background:var(--deep);color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px}

/* ---------- price / cta band ---------- */
.price-band{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;background:var(--deep);color:#fff;border-radius:var(--radius);padding:26px 30px;margin-top:30px}
.price-band .p{font-size:26px;font-weight:700}
.price-band .p small{font-size:14px;font-weight:400;opacity:.85;display:block}
.price-band .btn{border-color:#fff;color:#fff}
.price-band .btn:hover{background:rgba(255,255,255,.14)}
.b2b-band{background:var(--sand);border:1px solid var(--line);border-radius:var(--radius);padding:26px 30px;margin-top:30px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px}

/* ---------- FAQ ---------- */
details{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:0 18px;margin:10px 0}
summary{cursor:pointer;padding:14px 0;font-weight:600;color:var(--ink);list-style:none}
summary::-webkit-details-marker{display:none}
summary::after{content:"＋";float:right;color:var(--deep)}
details[open] summary::after{content:"－"}
details p{padding:0 0 14px;font-size:15px;color:var(--muted)}

/* ---------- notice / footer ---------- */
.notice{border-left:4px solid var(--deep);background:var(--sand);border-radius:0 var(--radius) var(--radius) 0;padding:14px 18px;font-size:14px;color:var(--ink);margin:24px 0}
footer{background:var(--black);color:#d9d9d9;margin-top:64px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding:52px 20px 16px}
footer h4{color:#9e9e9e;font-size:12.5px;font-weight:700;letter-spacing:.18em;margin-bottom:14px}
footer a{color:#d6d6d6;transition:color .15s}
footer a:hover{color:#fff}
footer ul{list-style:none}
footer li{margin:9px 0;font-size:14px}
.foot-brand h4{color:#fff;font-size:17px;letter-spacing:.02em;margin:0 0 8px}
.foot-note{font-size:13.5px;color:#a9a9a9;max-width:30em;line-height:1.9}
.foot-cta{display:inline-block;margin-top:10px;font-size:13.5px;color:#fff;border-bottom:1px solid rgba(255,255,255,.35);padding-bottom:2px}
.foot-cta:hover{border-color:#fff}
.disclaimer{border-top:1px solid rgba(255,255,255,.15);max-width:var(--maxw);margin:0 auto;padding:16px 20px;font-size:13px;color:#c4c4c4}
.legalline{max-width:var(--maxw);margin:0 auto;padding:0 20px 26px;font-size:12.5px;color:#9e9e9e;line-height:2}
.legalline img{display:inline;vertical-align:-3px;width:16px;height:16px;margin-right:3px}

/* ---------- jel emblem (compact, in footer brand column, all pages) ---------- */
.foot-jel{height:56px;width:auto;margin-bottom:16px;opacity:.95}
.foot-tag{margin-top:22px;font-size:10.5px;font-weight:700;letter-spacing:.3em;color:#7c7c7c}

/* ---------- contact ---------- */
.qr-box{width:180px;height:180px;border:2px dashed var(--gold);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:13px;text-align:center;background:#fff}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .hero-in{grid-template-columns:1fr;padding:40px 20px}
  .hero h1{font-size:30px}
  .g3,.g4{grid-template-columns:1fr 1fr}
  .split,.foot-grid{grid-template-columns:1fr}
}
@media (max-width:560px){
  .g2,.g3,.g4{grid-template-columns:1fr}
  .nav a{padding:6px 9px;font-size:14px}
  .btn.ghost{margin-left:0;margin-top:10px}
}