/* =========================================================
   云南唯璐科技有限公司 · 官网设计系统 (site.css)
   风格：企业官网 / 克制留白 / 卡片宫格 / 吸顶导航 + 二级菜单
   ========================================================= */
:root{
  --c-bg:#ffffff;
  --c-soft:#f4f7fb;
  --c-soft2:#eef3fa;
  --c-ink:#0b1b33;
  --c-ink2:#46586f;
  --c-ink3:#7b8ba1;
  --c-line:#e5eaf2;
  --c-line2:#d6dfec;
  --c-primary:#3ba55d;
  --c-primary-d:#1f6b3a;
  --c-primary-l:#eaf7ee;
  --c-accent:#5fbf7a;
  --c-teal:#8ad6a0;
  --c-warn:#b7791f;
  --c-warn-bg:#fff8e8;
  --radius:14px;
  --radius-s:10px;
  --max:1200px;
  --hd:64px;
  --sh-1:0 1px 2px rgba(11,27,51,.05), 0 8px 24px rgba(11,27,51,.06);
  --sh-2:0 2px 6px rgba(11,27,51,.06), 0 18px 40px rgba(11,27,51,.10);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--c-bg);color:var(--c-ink);
  font-family:var(--font);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--c-primary);text-decoration:none}
a:hover{color:var(--c-primary-d)}
img{max-width:100%;display:block}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:600;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.mono{font-family:ui-monospace,Menlo,Consolas,"Courier New",monospace}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-9999px;top:0}
.skip:focus{left:12px;top:12px;z-index:99;background:#fff;padding:8px 14px;border-radius:8px;box-shadow:var(--sh-1)}

/* ---------------- 顶部导航 ---------------- */
.hd{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.9);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--c-line);transition:box-shadow .25s}
.hd.on{box-shadow:0 6px 22px rgba(11,27,51,.08)}
.hd-in{display:flex;align-items:center;gap:28px;height:var(--hd);max-width:none;margin:0 auto;padding:0 24px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo .mk{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--c-primary),var(--c-accent));color:#fff;display:grid;place-items:center;font-weight:700;font-size:15px;letter-spacing:.5px}
.logo b{font-size:17px;font-weight:700;color:var(--c-ink)}
.logo span{font-size:11px;color:var(--c-ink3);letter-spacing:.14em;display:block;line-height:1;margin-top:2px}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav>li{position:relative}
.nav>li>a{display:block;padding:10px 14px;border-radius:8px;color:var(--c-ink2);font-size:15px;font-weight:500;transition:.18s}
.nav>li>a:hover{background:var(--c-soft);color:var(--c-primary)}
.nav>li.on>a{color:var(--c-primary)}
.sub{position:absolute;top:100%;left:0;min-width:280px;background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-s);box-shadow:var(--sh-2);padding:8px;opacity:0;visibility:hidden;transform:translateY(6px);transition:.2s}
.nav>li:hover .sub,.nav>li:focus-within .sub{opacity:1;visibility:visible;transform:none}
.sub a{display:block;padding:9px 12px;border-radius:8px;color:var(--c-ink2);font-size:14px}
.sub a:hover{background:var(--c-primary-l);color:var(--c-primary-d)}
.sub a b{display:block;font-weight:600;color:var(--c-ink);font-size:14px}
.hd-act{display:flex;align-items:center;gap:10px;flex:none}
.hd-act .lnk{color:var(--c-ink2);font-size:14px;padding:8px 10px}
.burger{display:none;width:40px;height:40px;border:1px solid var(--c-line);border-radius:10px;background:#fff;cursor:pointer;padding:0}
.burger i{display:block;width:18px;height:2px;background:var(--c-ink);margin:3px auto;border-radius:2px}
.mnav{display:none}

/* ---------------- 按钮 ---------------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:10px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:.2s;white-space:nowrap}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(59,165,93,.25)}
.btn-ghost{background:#fff;border-color:var(--c-line2);color:var(--c-ink)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary)}
.btn-line{border-color:rgba(255,255,255,.6);color:#fff;background:rgba(255,255,255,.08)}
.btn-line:hover{background:#fff;color:var(--c-primary-d)}
.btn-sm{height:38px;padding:0 16px;font-size:14px}

/* ---------------- 首页首屏 ---------------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(120deg,#0f3d24 0%,#3ba55d 52%,#8ad6a0 100%);color:#fff}
.hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);background-size:26px 26px;opacity:.5}
.hero::after{content:"";position:absolute;right:-14%;top:-30%;width:70%;height:160%;background:radial-gradient(closest-side,rgba(0,214,255,.30),transparent 70%);pointer-events:none}
.hero-in{position:relative;z-index:2;display:grid;grid-template-columns:1.35fr .95fr;gap:48px;align-items:center;padding:86px 24px 78px;max-width:var(--max);margin:0 auto}
.hero .pill{display:inline-block;font-size:13px;letter-spacing:.04em;padding:5px 12px;border:1px solid rgba(255,255,255,.35);border-radius:99px;color:rgba(255,255,255,.92);margin-bottom:18px}
.hero h1{font-size:44px;line-height:1.22;font-weight:700;letter-spacing:-.02em}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,#8ff3ff,#c9e2ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{margin-top:20px;font-size:16.5px;color:rgba(255,255,255,.86);max-width:620px}
.hero .lead strong{color:#fff}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.hero-stats{display:flex;gap:34px;flex-wrap:wrap;margin-top:38px;padding-top:26px;border-top:1px solid rgba(255,255,255,.2)}
.hero-stats div b{display:block;font-size:26px;font-weight:700}
.hero-stats div span{font-size:13px;color:rgba(255,255,255,.72)}
/* 右侧平台直达卡 */
.pf{background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);border-radius:var(--radius);padding:18px;backdrop-filter:blur(6px)}
.pf h3{font-size:15px;color:#fff;margin-bottom:12px;display:flex;justify-content:space-between;align-items:baseline}
.pf h3 em{font-style:normal;font-size:12px;color:rgba(255,255,255,.7);font-weight:400}
.pf a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;color:#fff;transition:.18s}
.pf a:hover{background:rgba(255,255,255,.16)}
.pf a .dot{width:7px;height:7px;border-radius:50%;background:#5ef0c8;flex:none;box-shadow:0 0 0 4px rgba(94,240,200,.18)}
.pf a .nm{font-size:14.5px;font-weight:600}
.pf a .ds{margin-left:auto;font-size:12px;color:rgba(255,255,255,.7)}

/* ---------------- 通用区块 ---------------- */
.sec{padding:76px 0}
.sec.soft{background:var(--c-soft)}
.sec.tight{padding:44px 0}
.sec-head{margin-bottom:34px;max-width:820px}
.sec-head .en{display:block;font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--c-primary);font-weight:700;margin-bottom:10px}
.sec-head h2{font-size:30px}
.sec-head p{margin-top:12px;color:var(--c-ink2);font-size:16px}
.sec-head.center{text-align:center;margin-left:auto;margin-right:auto}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(258px,1fr))}
.grid2{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:start}

/* 卡片 */
.card{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:26px 24px;transition:.22s}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-1);border-color:var(--c-line2)}
.card .ic{width:42px;height:42px;border-radius:11px;display:grid;place-items:center;font-size:19px;background:var(--c-primary-l);color:var(--c-primary);margin-bottom:14px}
.card h3{font-size:17px;margin-bottom:8px}
.card p{color:var(--c-ink2);font-size:14.6px}
.card .no{display:block;font-size:12px;font-weight:700;color:var(--c-primary);letter-spacing:.12em;margin-bottom:8px}
.sec.soft .card{background:#fff}

/* 品牌卡 */
.bcards{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(330px,1fr))}
.bcard{display:block;background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:24px;color:inherit;transition:.22s}
.bcard:hover{transform:translateY(-3px);box-shadow:var(--sh-1);border-color:var(--c-primary);color:inherit}
.bcard .top{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.bcard .top .ic{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;color:#fff;font-size:18px;font-weight:700;flex:none}
.bcard .top h3{font-size:17px}
.bcard .tg{font-size:12.5px;color:var(--c-ink3)}
.bcard p{color:var(--c-ink2);font-size:14.6px}
.bcard .go{display:inline-block;margin-top:14px;font-size:13.5px;font-weight:600;color:var(--c-primary)}
.bcard:hover .go{text-decoration:underline}

/* 宫格 tile */
.tiles{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.tile{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-s);padding:18px;display:block;color:inherit;transition:.2s}
.tile:hover{border-color:var(--c-primary);color:inherit;box-shadow:var(--sh-1)}
.tile b{display:block;font-size:15.5px;margin-bottom:4px}
.tile span{font-size:13px;color:var(--c-ink3)}

/* 事实条 */
.facts{border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);background:#fff}
.facts-in{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1px;background:var(--c-line);max-width:var(--max);margin:0 auto}
.facts-in>div{background:#fff;padding:20px 24px}
.facts-in b{display:block;font-size:15px;margin-bottom:3px}
.facts-in span{font-size:13px;color:var(--c-ink3)}

/* 表格 */
.tb{overflow-x:auto;border:1px solid var(--c-line);border-radius:var(--radius);background:#fff}
table{width:100%;border-collapse:collapse;font-size:14.6px}
th,td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--c-line);vertical-align:top}
th{background:var(--c-soft);font-weight:600;color:var(--c-ink);white-space:nowrap}
tbody tr:last-child td{border-bottom:none}
td.k{color:var(--c-ink3);white-space:nowrap;background:#fbfcfe}
tbody tr:hover td{background:#fafcff}

/* 标签 */
.tag{display:inline-block;font-size:12px;padding:2px 9px;border-radius:99px;border:1px solid var(--c-line2);color:var(--c-ink2);background:#fff;white-space:nowrap}
.tag.live{border-color:#bfe6d0;background:#eefaf3;color:#177a48}
.tag.plan{border-color:#eaf7ee;background:#eaf7ee;color:var(--c-primary-d)}
.tag.off{border-color:#e6d6b8;background:var(--c-warn-bg);color:var(--c-warn)}

/* 提示条 */
.note{border:1px solid var(--c-line);border-left:3px solid var(--c-primary);background:var(--c-soft);border-radius:var(--radius-s);padding:16px 20px;font-size:14.6px;color:var(--c-ink2)}
.note p+p{margin-top:8px}
.note strong{color:var(--c-ink)}
.note.warn{border-left-color:#d9a441;background:var(--c-warn-bg)}

/* 时间线 */
.tl{position:relative;padding-left:26px}
.tl::before{content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;background:linear-gradient(var(--c-primary),var(--c-line2))}
.tl>li{position:relative;padding:0 0 26px 0}
.tl>li::before{content:"";position:absolute;left:-26px;top:8px;width:10px;height:10px;border-radius:50%;background:#fff;border:2px solid var(--c-primary)}
.tl .d{display:block;font-size:13px;color:var(--c-primary);font-weight:700;margin-bottom:4px}
.tl b{display:block;font-size:16px;margin-bottom:5px}
.tl p{color:var(--c-ink2);font-size:14.6px}

/* CTA 带 */
.band{background:linear-gradient(120deg,#00318f,#3ba55d 55%,#8ad6a0);border-radius:18px;padding:40px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.band h2{font-size:24px}
.band p{margin-top:8px;color:rgba(255,255,255,.85);font-size:15px}

/* 内页页头 */
.phero{background:linear-gradient(120deg,#0f3d24,#3ba55d 70%,#8ad6a0);color:#fff;padding:60px 0 54px;position:relative;overflow:hidden}
.phero::after{content:"";position:absolute;right:-10%;top:-40%;width:55%;height:180%;background:radial-gradient(closest-side,rgba(0,214,255,.26),transparent 70%)}
.phero .wrap{position:relative;z-index:2}
.phero .en{font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:#9fd0ff;font-weight:700}
.phero h1{font-size:34px;margin-top:10px}
.phero p{margin-top:12px;color:rgba(255,255,255,.85);max-width:760px;font-size:16px}
.crumb{margin-top:16px;font-size:13px;color:rgba(255,255,255,.7)}
.crumb a{color:rgba(255,255,255,.85)}
.crumb a:hover{color:#fff}
.crumb span{margin:0 7px;opacity:.6}

/* 页脚 */
.ft{background:#0a1730;color:#a9b7cc;padding:56px 0 26px;font-size:14.4px}
.ft .wrap{max-width:none} /* 公共底部不限宽: 随视口铺满 */
.ft-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}
.ft h4{color:#fff;font-size:15px;margin-bottom:14px}
.ft a{display:block;color:#a9b7cc;padding:5px 0}
.ft a:hover{color:#fff}
.ft p{color:#8ea0ba;font-size:13.6px;margin-top:10px}
.ft .brandline{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.ft .brandline .mk{width:32px;height:32px;border-radius:8px;background:linear-gradient(135deg,var(--c-primary),var(--c-accent));color:#fff;display:grid;place-items:center;font-weight:700;font-size:14px}
.ft .brandline b{color:#fff;font-size:16px}
.ft .cp{margin-top:34px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13.2px;color:#8ea0ba}
.ft .cp a{display:inline;color:#8ea0ba}
.ft .cp a:hover{color:#fff}
.ft .mono{color:#c9d6ea}

/* 滚动进场 */
.rv{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* 新闻列表 */
.news-list{display:grid;gap:14px}
.news-item{display:grid;grid-template-columns:150px 1fr;gap:22px;align-items:start;background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:22px 24px;color:inherit;transition:.2s}
.news-item:hover{border-color:var(--c-primary);box-shadow:var(--sh-1);color:inherit}
.news-item time{font-size:13.5px;color:var(--c-ink3)}
.news-item h3{font-size:17px;margin-bottom:7px}
.news-item p{color:var(--c-ink2);font-size:14.6px}
.article{max-width:820px}
.article h2{font-size:21px;margin:30px 0 12px}
.article h3{font-size:17px;margin:22px 0 10px}
.article p{margin:12px 0;color:#2c3e56}
.article .meta{color:var(--c-ink3);font-size:13.6px;margin-bottom:6px}
.article .lead{font-size:17px;color:var(--c-ink);margin:18px 0}

/* 响应式 */
@media (max-width:1000px){
  .hero-in{grid-template-columns:1fr;gap:34px;padding:60px 24px 56px}
  .hero h1{font-size:34px}
  .split{grid-template-columns:1fr;gap:28px}
  .ft-grid{grid-template-columns:1fr 1fr;gap:26px}
}
@media (max-width:820px){
  .nav,.hd-act .lnk{display:none}
  .burger{display:block;margin-left:auto}
  .hd-act{gap:8px}
  .mnav{position:fixed;top:var(--hd);left:0;right:0;bottom:0;background:#fff;z-index:59;overflow:auto;padding:14px 20px 40px;border-top:1px solid var(--c-line)}
  .mnav.open{display:block}
  .mnav a{display:block;padding:13px 6px;border-bottom:1px solid var(--c-line);color:var(--c-ink);font-size:16px}
  .mnav a.grp{font-weight:700;color:var(--c-primary)}
  .mnav a.sub2{padding-left:22px;font-size:15px;color:var(--c-ink2)}
  .sec{padding:54px 0}
  .sec-head h2{font-size:24px}
  .hero h1{font-size:29px}
  .phero h1{font-size:26px}
  .band{padding:28px}
  .news-item{grid-template-columns:1fr;gap:8px}
  .hero-stats{gap:24px}
}
@media (max-width:520px){
  .facts-in{grid-template-columns:1fr}
  .ft-grid{grid-template-columns:1fr}
  .wrap{padding:0 18px}
  .hd-in{padding:0 18px}
}