/* ============================================================
   RaysLion 睿狮信息咨询 · 官网样式
   简约科技风 / 淡紫主色
   ============================================================ */

@font-face{
  font-family:"Inter";
  src:url("fonts/inter-400.woff2") format("woff2");
  font-weight:400;font-style:normal;font-display:swap;
}
@font-face{
  font-family:"Inter";
  src:url("fonts/inter-600.woff2") format("woff2");
  font-weight:600;font-style:normal;font-display:swap;
}
/* 中文标题：Noto Sans SC 按页面实际用字裁剪的子集，仅 40KB */
@font-face{
  font-family:"RaysLion Display";
  src:url("fonts/noto-title-600.woff2") format("woff2");
  font-weight:600;font-style:normal;font-display:swap;
}

:root{
  --ink:#151022;
  --ink-2:#332B4A;
  --muted:#736C8C;
  --line:rgba(23,16,58,.09);
  --line-soft:rgba(23,16,58,.05);
  --bg:#FCFBFF;
  --white:#FFFFFF;

  --lav-50:#F6F2FF;
  --lav-100:#EBE4FF;
  --lav-200:#D9CCFF;
  --lav-300:#BFABFF;
  --lav-400:#9E80F8;
  --lav-500:#7F5AE8;
  --lav-600:#6440CE;
  --cyan:#6FD3E8;

  --grad:linear-gradient(115deg,#7F5AE8 0%,#A98BFF 52%,#6FD3E8 100%);
  --grad-soft:linear-gradient(160deg,#F6F2FF 0%,#FDFCFF 55%,#F2FBFF 100%);

  --sh-sm:0 1px 2px rgba(23,16,58,.05), 0 10px 26px -14px rgba(23,16,58,.14);
  --sh-md:0 2px 4px rgba(23,16,58,.04), 0 30px 70px -34px rgba(76,45,150,.38);
  --sh-lav:0 18px 40px -20px rgba(127,90,232,.45);

  --r-sm:12px;
  --r-md:18px;
  --r-lg:26px;
  --r-xl:34px;

  --wrap:1160px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}

html{
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
}

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Inter","PingFang SC","HarmonyOS Sans SC","Hiragino Sans GB","Microsoft YaHei",
              -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.72;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{
  margin:0;font-weight:600;letter-spacing:-.02em;line-height:1.22;
  font-family:"RaysLion Display","Inter","PingFang SC","Microsoft YaHei",sans-serif;
}
p{margin:0}
ul{margin:0;padding:0;list-style:none}

.wrap{
  width:100%;
  max-width:var(--wrap);
  margin:0 auto;
  padding:0 clamp(20px,5vw,40px);
}

/* ---------- 背景层 ---------- */
.bg{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}

.bg__grid{
  position:absolute;inset:-10% -10% 0 -10%;
  background-image:
    linear-gradient(to right, rgba(23,16,58,.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(23,16,58,.055) 1px, transparent 1px);
  background-size:76px 76px;
  mask-image:radial-gradient(120% 85% at 50% 0%, #000 0%, rgba(0,0,0,.45) 45%, transparent 78%);
  -webkit-mask-image:radial-gradient(120% 85% at 50% 0%, #000 0%, rgba(0,0,0,.45) 45%, transparent 78%);
}

.bg__orb{
  position:absolute;
  border-radius:50%;
  filter:blur(70px);
  opacity:.55;
}
.bg__orb--a{
  width:52vw;height:52vw;min-width:420px;min-height:420px;
  top:-22vw;right:-16vw;
  background:radial-gradient(circle at 35% 35%, rgba(169,139,255,.72), rgba(169,139,255,0) 68%);
}
.bg__orb--b{
  width:44vw;height:44vw;min-width:360px;min-height:360px;
  bottom:-18vw;left:-14vw;
  background:radial-gradient(circle at 60% 40%, rgba(111,211,232,.42), rgba(111,211,232,0) 66%);
}

main,.nav,.footer{position:relative;z-index:1}

/* ---------- 导航 ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  transition:background .35s var(--ease), box-shadow .35s var(--ease), backdrop-filter .35s;
}
.nav.is-scrolled{
  background:rgba(252,251,255,.82);
  backdrop-filter:blur(18px) saturate(180%);
  -webkit-backdrop-filter:blur(18px) saturate(180%);
  box-shadow:0 1px 0 var(--line-soft), 0 12px 30px -24px rgba(23,16,58,.4);
}

.nav__inner{
  height:74px;
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;
}

.brand{display:flex;align-items:center;gap:13px}
.brand__mark{
  width:34px;height:34px;
  transition:transform .5s var(--ease);
}
.brand:hover .brand__mark{transform:rotate(-12deg) scale(1.05)}
.brand__text{display:inline-flex;flex-direction:column;gap:5px;line-height:1.2;width:max-content}
.brand__name{
  font-family:"Inter","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:17px;font-weight:600;letter-spacing:-.005em;
}
.brand__sub{
  font-size:10px;color:#5F5875;letter-spacing:.12em;font-weight:500;
  font-family:"RaysLion Display","PingFang SC","Microsoft YaHei",sans-serif;
  /* 左对齐 + 中文居中：英文行定宽度，中文行在其下居中，右下角留白 */
  width:100%;text-align:center;
  margin-right:-.12em; /* 抵消末字后多出的字距，保证视觉居中 */
}

.nav__links{
  display:flex;align-items:center;gap:34px;
  font-size:14.5px;color:var(--ink-2);
}
.nav__links > a:not(.btn){
  position:relative;
  padding:6px 0;
  transition:color .25s;
}
.nav__links > a:not(.btn)::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;
  height:1.5px;border-radius:2px;
  background:var(--grad);
  transition:right .35s var(--ease);
}
.nav__links > a:not(.btn):hover{color:var(--lav-600)}
.nav__links > a:not(.btn):hover::after{right:0}

.nav__toggle{
  display:none;
  width:42px;height:42px;
  align-items:center;justify-content:center;
  flex-direction:column;gap:5px;
  border:1px solid var(--line);border-radius:12px;
  background:rgba(255,255,255,.7);
  cursor:pointer;
}
.nav__toggle span{
  display:block;width:16px;height:1.5px;border-radius:2px;background:var(--ink-2);
  transition:transform .3s var(--ease), opacity .3s;
}
.nav.is-open .nav__toggle span:first-child{transform:translateY(3.25px) rotate(45deg)}
.nav.is-open .nav__toggle span:last-child{transform:translateY(-3.25px) rotate(-45deg)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;
  border-radius:999px;
  font-size:14.5px;font-weight:500;letter-spacing:.01em;
  white-space:nowrap;
  transition:transform .3s var(--ease), box-shadow .3s var(--ease),
             background .3s, color .3s, border-color .3s;
}
.btn--sm{height:40px;padding:0 20px;font-size:13.5px}

.btn--primary{
  color:#fff;
  background:linear-gradient(115deg,#6E45E2 0%,#8B63F0 50%,#A98BFF 100%);
  box-shadow:var(--sh-lav);
}
.btn--primary:hover{
  transform:translateY(-2px);
  box-shadow:0 22px 46px -18px rgba(127,90,232,.6);
}

.btn--ghost{
  color:var(--ink-2);
  background:rgba(255,255,255,.72);
  border:1px solid var(--line);
  backdrop-filter:blur(10px);
}
.btn--ghost:hover{
  transform:translateY(-2px);
  color:var(--lav-600);
  border-color:rgba(127,90,232,.35);
  box-shadow:var(--sh-sm);
}

/* ---------- 通用排版 ---------- */
.eyebrow{
  font-size:12px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--lav-600);
  font-weight:500;
}

.grad-text{
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

.lead{
  font-size:clamp(15px,1.15vw,17px);
  line-height:1.95;
  color:var(--muted);
}

/* ---------- HERO ---------- */
.hero{
  position:relative;
  padding:calc(74px + clamp(52px,9vh,100px)) 0 clamp(60px,9vh,110px);
  min-height:100svh;
  display:flex;align-items:center;
}

.hero__grid{
  display:grid;
  grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);
  gap:clamp(28px,5vw,64px);
  align-items:center;
}

.hero h1{
  font-size:clamp(40px,5.6vw,74px);
  line-height:1.1;
  letter-spacing:-.035em;
  margin:22px 0 0;
  font-weight:600;
}

.hero .lead{margin-top:24px;max-width:31em}

.hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}

.hero__meta{
  display:flex;flex-wrap:wrap;gap:clamp(20px,3vw,46px);
  margin-top:clamp(36px,5vh,58px);
  padding-top:26px;
  border-top:1px solid var(--line-soft);
}
.hero__meta li{display:flex;flex-direction:column;gap:2px}
.hero__meta b{
  font-size:15px;font-weight:600;letter-spacing:.01em;color:var(--ink);
}
.hero__meta span{font-size:12.5px;color:var(--muted);letter-spacing:.04em}

/* 视觉球体 */
.hero__visual{
  position:relative;
  aspect-ratio:1/1;
  width:100%;
  max-width:520px;
  margin-inline:auto;
  display:grid;place-items:center;
}

.orbit{position:relative;width:100%;aspect-ratio:1/1;display:grid;place-items:center}

.orbit__rings{
  position:absolute;inset:0;width:100%;height:100%;
  animation:spin 48s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

.orbit__glow{
  position:absolute;width:62%;aspect-ratio:1/1;border-radius:50%;
  background:radial-gradient(circle at 38% 32%, rgba(169,139,255,.55), rgba(169,139,255,0) 62%),
             radial-gradient(circle at 66% 70%, rgba(111,211,232,.38), rgba(111,211,232,0) 60%);
  filter:blur(26px);
}

.orbit__core{
  position:relative;
  width:34%;aspect-ratio:1/1;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(255,255,255,.72);
  border:1px solid rgba(255,255,255,.9);
  box-shadow:0 24px 60px -28px rgba(76,45,150,.45), inset 0 1px 0 #fff;
  backdrop-filter:blur(8px);
}

/* ---- 光鬃动效（首屏中心） ----
   ① 入场：随 data-reveal 的 is-in 绽开（缩小 + 微转 → 原位），**只动 transform 不动透明度**，
      这样即使动画被冻结/不支持，图形也是完整可见的
   ② 常态：十二道光丝按角度依次变暗再亮——光在鬃毛上流转
   ③ 整体 60s 极慢旋转 */
.core-mark{display:block;animation:coreSpin 60s linear infinite}
@keyframes coreSpin{to{transform:rotate(360deg)}}

.core-mark .rays{transform-box:view-box;transform-origin:50% 50%}
html.js [data-reveal].is-in .core-mark .rays{
  animation:raysBloom 1s cubic-bezier(.2,.9,.25,1) both;
}
@keyframes raysBloom{
  from{transform:scale(.5) rotate(-14deg)}
  to{transform:none}
}

.core-mark .ray{
  transform-box:fill-box;transform-origin:center;
  animation:rayShimmer 4.8s ease-in-out infinite;
  animation-delay:calc(var(--i,0) * .4s);
}
@keyframes rayShimmer{
  0%,32%,100%{opacity:1}
  12%{opacity:.28}
}

.core-mark .ring{
  transform-box:fill-box;transform-origin:center;
  animation:ringPulse 4.8s ease-in-out infinite;
}
@keyframes ringPulse{
  0%,100%{transform:scale(1)}
  50%{transform:scale(1.07)}
}

@media (prefers-reduced-motion:reduce){
  .core-mark,.core-mark .rays,.core-mark .ray,.core-mark .ring{animation:none!important}
}

.orbit__dot{
  position:absolute;width:8px;height:8px;border-radius:50%;
  background:var(--grad);
  box-shadow:0 0 0 5px rgba(169,139,255,.16);
}
.orbit__dot--1{top:9%;left:26%}
.orbit__dot--2{top:63%;right:6%;width:6px;height:6px}
.orbit__dot--3{bottom:12%;left:16%;width:5px;height:5px}

.chip{
  position:absolute;
  padding:8px 16px;
  border-radius:999px;
  font-size:12.5px;font-weight:500;letter-spacing:.04em;
  color:#fff;
  /* 标签专用渐变：色相仍是「紫 → 青」，但两端都压深一档，
     保证白字在青色端也有足够对比度（浅青 #6FD3E8 上白字几乎看不清） */
  background:linear-gradient(115deg,#5B37C4 0%,#7E56E6 54%,#2E88A8 100%);
  box-shadow:0 10px 26px -12px rgba(100,64,206,.55);
  white-space:nowrap;
  animation:float 7s ease-in-out infinite;
}
.chip--1{top:8%;right:2%;animation-delay:.2s}
.chip--2{bottom:20%;right:-4%;animation-delay:1.4s}
.chip--3{bottom:4%;left:12%;animation-delay:2.6s}

@keyframes float{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-9px)}
}

.hero__scroll{
  position:absolute;left:50%;bottom:26px;transform:translateX(-50%);
  width:20px;height:32px;border:1px solid rgba(23,16,58,.16);border-radius:12px;
  display:grid;place-items:start center;padding-top:6px;
}
.hero__scroll span{
  width:3px;height:7px;border-radius:2px;background:var(--lav-400);
  animation:drop 1.9s ease-in-out infinite;
}
@keyframes drop{
  0%{opacity:0;transform:translateY(0)}
  35%{opacity:1}
  100%{opacity:0;transform:translateY(11px)}
}

/* ---------- 通用区块 ---------- */
.section{
  padding:clamp(72px,10vh,128px) 0;
  position:relative;
  scroll-margin-top:88px;
}
.section--soft{
  background:linear-gradient(180deg, rgba(246,242,255,0) 0%, rgba(246,242,255,.72) 18%, rgba(246,242,255,.72) 82%, rgba(246,242,255,0) 100%);
}

.section__head{max-width:640px;margin-bottom:clamp(38px,5vh,58px)}
.section__head h2{
  font-size:clamp(28px,3.4vw,44px);
  letter-spacing:-.03em;
  margin:16px 0 0;
}
.section__desc{margin-top:14px;color:var(--muted);font-size:15.5px}

/* ---------- 业务卡片 ---------- */
.cards{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:clamp(14px,1.8vw,22px);
}

.card{
  position:relative;
  display:flex;flex-direction:column;
  padding:clamp(24px,2.4vw,32px);
  border-radius:var(--r-lg);
  background:linear-gradient(180deg, rgba(255,255,255,.95), rgba(255,255,255,.78));
  border:1px solid var(--line);
  box-shadow:0 1px 2px rgba(23,16,58,.03);
  overflow:hidden;
  transition:transform .45s var(--ease), box-shadow .45s var(--ease), border-color .45s;
}
.card::before{
  content:"";
  position:absolute;inset:0;
  background:radial-gradient(120% 90% at 12% 0%, rgba(169,139,255,.16), transparent 58%);
  opacity:0;transition:opacity .45s var(--ease);
  pointer-events:none;
}
.card:hover{
  transform:translateY(-6px);
  border-color:rgba(127,90,232,.28);
  box-shadow:var(--sh-md);
}
.card:hover::before{opacity:1}

.card__top{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:clamp(22px,3vw,34px);
}
.card__idx{
  font-size:12px;letter-spacing:.18em;color:var(--lav-500);
  font-variant-numeric:tabular-nums;
}
.card__icon{
  width:42px;height:42px;border-radius:13px;
  display:grid;place-items:center;
  color:var(--lav-600);
  background:linear-gradient(160deg,var(--lav-50),var(--lav-100));
  border:1px solid rgba(127,90,232,.14);
}
.card__icon svg{width:22px;height:22px}

.card h3{font-size:19.5px;letter-spacing:-.01em}

.card p{
  margin-top:12px;
  font-size:14.5px;
  line-height:1.85;
  color:var(--muted);
  flex:1;
}

.tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:20px}
.tags li{
  font-size:11.5px;letter-spacing:.05em;
  color:var(--lav-600);
  background:rgba(169,139,255,.12);
  padding:4px 11px;border-radius:999px;
}

.card__link{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:22px;
  font-size:13.5px;color:var(--lav-600);font-weight:500;
  transition:gap .3s var(--ease);
}
.card__link svg{width:15px;height:15px;transition:transform .3s var(--ease)}
.card__link:hover{gap:10px}
.card__link:hover svg{transform:translateX(2px)}

/* ---------- 关于 ---------- */
.about{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:clamp(34px,6vw,80px);
  align-items:start;
}
.about h2{font-size:clamp(28px,3.4vw,44px);letter-spacing:-.03em;margin:16px 0 22px}
.about__copy p{color:var(--ink-2);font-size:15.5px;line-height:1.95;margin-bottom:16px}
.about__copy p:nth-of-type(2){color:var(--muted)}

.about__note{
  margin-top:22px !important;
  font-size:13.5px !important;
  color:var(--muted) !important;
  padding:14px 18px;
  border-left:2px solid var(--lav-200);
  background:rgba(255,255,255,.6);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
}
.about__note a{color:var(--lav-600);border-bottom:1px solid rgba(127,90,232,.3)}

.pillars{display:flex;flex-direction:column;gap:2px}
.pillars li{
  display:flex;gap:18px;
  padding:22px 0;
  border-bottom:1px solid var(--line-soft);
  transition:padding-left .35s var(--ease);
}
.pillars li:first-child{border-top:1px solid var(--line-soft)}
.pillars li:hover{padding-left:6px}
.pillars span{
  font-size:11.5px;letter-spacing:.14em;color:var(--lav-500);
  padding-top:4px;font-variant-numeric:tabular-nums;
}
.pillars h4{font-size:16px;margin-bottom:4px}
.pillars p{font-size:13.5px;color:var(--muted);line-height:1.75}

/* ---------- 联系 ---------- */
.contact{
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);
  gap:clamp(18px,2.4vw,26px);
  align-items:stretch;
}

.qr-card{
  display:flex;
  gap:clamp(20px,2.6vw,34px);
  align-items:center;
  padding:clamp(22px,2.6vw,32px);
  border-radius:var(--r-lg);
  background:linear-gradient(150deg,#FFFFFF 0%,#FBF8FF 100%);
  border:1px solid var(--line);
  box-shadow:var(--sh-sm);
}
.qr-card__frame{
  flex:none;
  padding:10px;
  border-radius:16px;
  background:#fff;
  border:1px solid var(--line);
  box-shadow:0 10px 30px -18px rgba(23,16,58,.35);
}
.qr-card__frame img{width:clamp(120px,13vw,168px);height:auto;border-radius:8px}
.qr-card__body h3{font-size:17px;letter-spacing:-.01em}
.qr-card__body p{margin-top:10px;font-size:13.8px;line-height:1.85;color:var(--muted)}

.info{
  display:flex;flex-direction:column;justify-content:space-between;
  gap:2px;
  padding:clamp(22px,2.6vw,32px);
  border-radius:var(--r-lg);
  background:linear-gradient(160deg,rgba(246,242,255,.9),rgba(255,255,255,.7));
  border:1px solid var(--line);
}
.info__item{padding:14px 0;border-bottom:1px solid var(--line-soft)}
.info__item:last-child{border-bottom:0}
.info__item h4{
  font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--lav-600);font-weight:500;margin-bottom:7px;
}
.info__item p{font-size:14.5px;color:var(--ink-2);line-height:1.8}
.info__item a{color:var(--lav-600);border-bottom:1px solid rgba(127,90,232,.3)}

/* ---------- 页脚 ---------- */
.footer{
  border-top:1px solid var(--line-soft);
  padding:30px 0;
}
.footer__inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;
}
.footer__brand{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-2)}
.footer__brand img{opacity:.9}
.footer__copy{font-size:12.5px;color:var(--muted);letter-spacing:.02em}

/* ---------- 入场动画 ---------- */
/* 仅在 JS 可用时启用入场动画，保证无脚本环境下内容依然可见 */
.js [data-reveal]{
  opacity:0;
  transform:translateY(18px);
  transition:opacity .8s var(--ease), transform .8s var(--ease);
}
.js [data-reveal].is-in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition-duration:.01ms !important}
  [data-reveal]{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ---------- 响应式 ---------- */
@media (max-width:980px){
  .hero{min-height:auto;padding-bottom:clamp(52px,8vh,80px)}
  .hero__grid{grid-template-columns:1fr;gap:44px}
  .hero__visual{max-width:400px;order:-1}
  .hero__scroll{display:none}
  .cards{grid-template-columns:1fr;gap:14px}
  .about{grid-template-columns:1fr;gap:34px}
  .contact{grid-template-columns:1fr}
  .qr-card{flex-direction:column;align-items:flex-start}
}

@media (max-width:860px){
  .nav__toggle{display:flex}
  .nav__links{
    position:absolute;top:calc(100% + 8px);right:clamp(20px,5vw,40px);
    flex-direction:column;align-items:stretch;gap:4px;
    min-width:210px;padding:10px;
    border-radius:var(--r-md);
    background:rgba(255,255,255,.96);
    backdrop-filter:blur(20px);
    border:1px solid var(--line);
    box-shadow:var(--sh-md);
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity .28s var(--ease), transform .28s var(--ease), visibility .28s;
  }
  .nav.is-open .nav__links{opacity:1;visibility:visible;transform:none}
  .nav__links > a:not(.btn){padding:11px 14px;border-radius:10px;font-size:14.5px}
  .nav__links > a:not(.btn):hover{background:var(--lav-50)}
  .nav__links > a:not(.btn)::after{display:none}
  .nav__links .btn{margin-top:6px;width:100%}
}

@media (max-width:560px){
  .hero h1{font-size:clamp(34px,9.2vw,44px)}
  .hero__meta{gap:18px 26px}
  .hero__meta li{flex:1 1 40%}
  .chip{font-size:11.5px;padding:7px 12px}
  .chip--2{right:0}
  .brand__sub{display:none}
  .footer__inner{flex-direction:column;align-items:flex-start;gap:8px}
}