/* ========================================================
   安明视展 AMDISPLAY — 公司官网样式
   ======================================================== */

:root{
  --ink-900:#070F1A;
  --ink-800:#0B1522;
  --ink-700:#12202F;
  --ink-600:#1B3147;

  --brand:#1668E3;
  --brand-dark:#0E4CB0;
  --cyan:#2ED3E0;

  --paper:#FFFFFF;
  --paper-2:#F5F7FB;
  --line:#E4E9F1;
  --line-dark:rgba(255,255,255,.10);

  --text:#16202F;
  --text-2:#43526B;
  --muted:#6E7C93;
  --text-inv:#EAF1FA;
  --muted-inv:#93A6BF;

  --wrap:1180px;
  --radius:14px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(16,32,52,.05), 0 4px 14px rgba(16,32,52,.05);
  --shadow-md:0 2px 6px rgba(16,32,52,.06), 0 18px 40px -12px rgba(16,32,52,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
}

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

html{
  scroll-behavior:smooth;
  scroll-padding-top:76px;
  -webkit-text-size-adjust:100%;
}

body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC","Noto Sans CJK SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:var(--paper);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{max-width:100%;display:block}
picture{display:contents}
a{color:inherit;text-decoration:none}
ul,ol,dl,dd{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
b,strong{font-weight:600}

.wrap{
  width:100%;
  max-width:var(--wrap);
  margin:0 auto;
  padding:0 24px;
}
@media (max-width:640px){ .wrap{padding:0 18px} }

/* ---------------- 头部导航 ---------------- */
.site-header{
  position:fixed;
  inset:0 0 auto 0;
  z-index:100;
  height:76px;
  display:flex;
  align-items:center;
  transition:background .35s var(--ease), box-shadow .35s var(--ease), height .35s var(--ease);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}

.logo{
  display:flex;
  align-items:center;
  gap:11px;
  color:#fff;
  transition:color .35s var(--ease);
}
.logo-mark{
  width:34px;height:34px;flex:none;
  color:var(--cyan);
  transition:color .35s var(--ease);
}
.logo-text{display:flex;flex-direction:column;line-height:1.12}
.logo-text strong{
  font-size:19px;
  letter-spacing:.14em;
  font-weight:600;
}
.logo-text em{
  font-style:normal;
  font-size:9.5px;
  letter-spacing:.26em;
  opacity:.62;
  font-weight:500;
  margin-top:3px;
}

.nav{
  display:flex;
  align-items:center;
  gap:4px;
}
.nav a{
  color:rgba(255,255,255,.82);
  font-size:15px;
  padding:9px 14px;
  border-radius:8px;
  position:relative;
  transition:color .25s var(--ease), background .25s var(--ease);
}
.nav a:hover{color:#fff;background:rgba(255,255,255,.09)}
.nav a.nav-cta{
  margin-left:10px;
  color:#fff;
  border:1px solid rgba(255,255,255,.42);
  padding:8px 18px;
}
.nav a.nav-cta:hover{
  background:#fff;
  color:var(--ink-800);
  border-color:#fff;
}

/* 滚动后 */
.site-header.is-solid{
  height:66px;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  box-shadow:0 1px 0 var(--line), 0 8px 24px -16px rgba(16,32,52,.4);
}
.site-header.is-solid .logo{color:var(--ink-800)}
.site-header.is-solid .logo-mark{color:var(--brand)}
.site-header.is-solid .nav a{color:var(--text-2)}
.site-header.is-solid .nav a:hover{color:var(--ink-800);background:var(--paper-2)}
.site-header.is-solid .nav a.nav-cta{
  color:#fff;background:var(--brand);border-color:var(--brand);
}
.site-header.is-solid .nav a.nav-cta:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff}
.site-header.is-solid .burger span{background:var(--ink-800)}

.burger{
  display:none;
  width:42px;height:42px;
  border:0;background:none;cursor:pointer;
  padding:0;
  position:relative;
}
.burger span{
  display:block;
  width:22px;height:2px;
  margin:4.5px auto;
  background:#fff;
  border-radius:2px;
  transition:transform .3s var(--ease), opacity .25s var(--ease), background .3s;
}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

@media (max-width:920px){
  .burger{display:block;z-index:3}
  .logo{position:relative;z-index:3}
  .nav{
    position:fixed;
    inset:0;
    padding:92px 24px 40px;
    background:var(--ink-800);
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    overflow-y:auto;
    -webkit-overflow-scrolling:touch;
    z-index:2;
    transform:translateY(-102%);
    transition:transform .42s var(--ease);
    box-shadow:0 24px 40px -20px rgba(0,0,0,.6);
  }
  .nav.is-open{transform:translateY(0)}
  .nav a{color:var(--text-inv);font-size:16px;padding:14px 12px;border-bottom:1px solid var(--line-dark)}
  .nav a.nav-cta{margin:14px 0 0;text-align:center;border:1px solid rgba(255,255,255,.3)}
  .site-header.is-solid .nav a{color:var(--text-inv)}
}

/* ---------------- 首屏 ---------------- */
.hero{
  position:relative;
  min-height:100svh;
  display:flex;
  align-items:center;
  padding:120px 0 80px;
  overflow:hidden;
  background:var(--ink-900);
}
.hero-bg{position:absolute;inset:0}
.hero-bg img{
  width:100%;height:100%;
  object-fit:cover;
  object-position:center 42%;
  transform:scale(1.04);
  animation:heroZoom 18s var(--ease) forwards;
}
@keyframes heroZoom{to{transform:scale(1)}}

.hero-veil{
  position:absolute;inset:0;
  background:
    linear-gradient(100deg, rgba(5,11,19,.94) 0%, rgba(5,11,19,.82) 42%, rgba(5,11,19,.42) 72%, rgba(5,11,19,.55) 100%),
    radial-gradient(120% 90% at 78% 20%, rgba(46,211,224,.14), transparent 60%);
}

.hero-inner{position:relative;z-index:2;max-width:var(--wrap)}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-size:13px;
  letter-spacing:.06em;
  color:var(--cyan);
  padding:7px 15px 7px 13px;
  border:1px solid rgba(46,211,224,.34);
  border-radius:99px;
  background:rgba(46,211,224,.07);
  margin-bottom:30px;
}
.eyebrow .dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--cyan);
  box-shadow:0 0 0 4px rgba(46,211,224,.18);
}

.hero h1{
  font-size:clamp(34px,4.6vw,60px);
  line-height:1.24;
  letter-spacing:-.015em;
  font-weight:600;
  color:#fff;
  max-width:16em;
}
.hero h1 .hl{
  background:linear-gradient(96deg,#2ED3E0 0%,#6FE3F2 40%,#9CB8FF 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

.hero-sub{
  margin-top:26px;
  max-width:35.5em;
  font-size:clamp(15px,1.15vw,17.5px);
  line-height:1.85;
  color:rgba(228,238,250,.76);
  text-wrap:pretty;
}

.hero-actions{
  margin-top:38px;
  display:flex;
  flex-wrap:wrap;
  gap:14px;
}

.btn{
  display:inline-flex;
  align-items:center;
  gap:9px;
  height:52px;
  padding:0 30px;
  border-radius:10px;
  font-size:16px;
  font-weight:500;
  letter-spacing:.01em;
  transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}
.btn svg{width:17px;height:17px;flex:none;opacity:.9}
.btn-primary{
  background:var(--brand);
  color:#fff;
  box-shadow:0 10px 28px -10px rgba(22,104,227,.85);
}
.btn-primary:hover{
  background:#1B76F5;
  transform:translateY(-2px);
  box-shadow:0 16px 34px -10px rgba(22,104,227,.9);
}
.btn-ghost{
  color:#fff;
  border:1px solid rgba(255,255,255,.30);
  background:rgba(255,255,255,.04);
  backdrop-filter:blur(6px);
}
.btn-ghost:hover{
  background:rgba(255,255,255,.12);
  border-color:rgba(255,255,255,.55);
  transform:translateY(-2px);
}

.hero-stats{
  margin-top:64px;
  display:flex;
  flex-wrap:wrap;
  gap:0;
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:26px;
  max-width:820px;
}
.hero-stats li{
  flex:1 1 0;
  min-width:120px;
  padding-right:26px;
  border-right:1px solid rgba(255,255,255,.10);
}
.hero-stats li:last-child{border-right:0;padding-right:0}
.hero-stats b{
  display:block;
  font-size:clamp(24px,2.6vw,32px);
  font-weight:600;
  color:#fff;
  letter-spacing:-.01em;
  line-height:1.2;
  white-space:nowrap;
}
.hero-stats b .unit,.hero-stats b .slash{
  font-size:.58em;
  font-weight:400;
  color:rgba(255,255,255,.6);
  margin-left:1px;
}
.hero-stats b .slash{margin:0 1px}
.hero-stats li > span{
  display:block;
  margin-top:5px;
  font-size:12.5px;
  color:rgba(190,208,228,.62);
  letter-spacing:.05em;
}

.scroll-hint{
  position:absolute;
  left:50%;bottom:26px;
  transform:translateX(-50%);
  width:24px;height:38px;
  border:1px solid rgba(255,255,255,.3);
  border-radius:99px;
  display:flex;
  justify-content:center;
  z-index:2;
}
.scroll-hint span{
  width:3px;height:7px;
  margin-top:7px;
  border-radius:2px;
  background:rgba(255,255,255,.75);
  animation:hintDown 1.9s infinite;
}
@keyframes hintDown{
  0%{transform:translateY(0);opacity:0}
  25%{opacity:1}
  70%{transform:translateY(14px);opacity:0}
  100%{opacity:0}
}
@media (max-width:920px){ .scroll-hint{display:none} }

@media (max-width:640px){
  .hero{min-height:auto;padding:118px 0 66px}
  .hero-stats{margin-top:44px;gap:22px 0}
  .hero-stats li{flex:1 1 46%;min-width:0;border-right:0;padding:0}
  .btn{height:50px;padding:0 22px;font-size:15px}
}

/* ---------------- 通用区块 ---------------- */
.section{
  padding:clamp(72px,9vw,120px) 0;
  position:relative;
}
.section-tint{background:var(--paper-2)}
.section-dark{
  background:
    radial-gradient(90% 60% at 82% 0%, rgba(46,211,224,.09), transparent 60%),
    linear-gradient(180deg,#08111C 0%, #0C1A2A 100%);
  color:var(--text-inv);
}

.sec-head{max-width:760px;margin-bottom:clamp(38px,4.6vw,62px)}
.sec-kicker{
  font-size:12px;
  letter-spacing:.3em;
  font-weight:600;
  color:var(--brand);
  margin-bottom:14px;
  display:flex;
  align-items:center;
  gap:11px;
}
.sec-kicker::before{
  content:"";
  width:24px;height:2px;
  background:currentColor;
  border-radius:2px;
  opacity:.85;
}
.sec-head h2{
  font-size:clamp(25px,3.1vw,40px);
  line-height:1.32;
  letter-spacing:-.012em;
  font-weight:600;
  color:var(--ink-800);
}
.sec-desc{
  margin-top:18px;
  font-size:16px;
  line-height:1.85;
  color:var(--text-2);
  max-width:44em;
  text-wrap:pretty;
}

.sec-head-light .sec-kicker{color:var(--cyan)}
.sec-head-light h2{color:#fff}
.sec-head-light .sec-desc{color:var(--muted-inv)}

/* ---------------- 产品 ---------------- */
.product-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:26px;
}
@media (max-width:820px){ .product-grid{grid-template-columns:1fr} }

.product-card{
  display:flex;
  flex-direction:column;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  transition:transform .38s var(--ease), box-shadow .38s var(--ease), border-color .38s var(--ease);
}
.product-card:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-md);
  border-color:#CFD9E8;
}
.product-media{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  background:var(--paper-2);
}
.product-media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .7s var(--ease);
}
.product-card:hover .product-media img{transform:scale(1.045)}
.product-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 62%,rgba(7,15,26,.28));
  opacity:0;
  transition:opacity .4s var(--ease);
}
.product-card:hover .product-media::after{opacity:1}

.product-body{padding:26px 26px 28px;display:flex;flex-direction:column;flex:1}
.tag{
  align-self:flex-start;
  font-size:11.5px;
  letter-spacing:.08em;
  color:var(--brand);
  background:rgba(22,104,227,.08);
  border:1px solid rgba(22,104,227,.16);
  padding:3px 10px;
  border-radius:99px;
  margin-bottom:13px;
}
.product-body h3{
  font-size:21px;
  font-weight:600;
  letter-spacing:-.005em;
  color:var(--ink-800);
}
.product-body p{
  margin-top:11px;
  font-size:14.8px;
  line-height:1.8;
  color:var(--text-2);
}
.spec{
  margin-top:auto;
  padding-top:18px;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.spec li{
  font-size:12.5px;
  color:var(--text-2);
  background:var(--paper-2);
  border:1px solid var(--line);
  border-radius:6px;
  padding:4px 10px;
}

/* ---------------- 优势 ---------------- */
.feature-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
}
@media (max-width:900px){ .feature-grid{grid-template-columns:repeat(2,1fr)} }
@media (max-width:560px){ .feature-grid{grid-template-columns:1fr} }

.feature{
  background:var(--paper);
  padding:32px 28px 34px;
  transition:background .3s var(--ease);
}
.feature:hover{background:#FBFCFE}
.feature .fi{
  width:26px;height:26px;
  color:var(--brand);
  margin-bottom:16px;
}
.feature h3{
  font-size:16.5px;
  font-weight:600;
  color:var(--ink-800);
  letter-spacing:.005em;
}
.feature p{
  margin-top:9px;
  font-size:14.4px;
  line-height:1.78;
  color:var(--text-2);
}

/* ---------------- 软件 ---------------- */
.sw-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
@media (max-width:880px){ .sw-grid{grid-template-columns:1fr} }

.sw-card{
  background:linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.018));
  border:1px solid var(--line-dark);
  border-radius:var(--radius);
  padding:22px;
  transition:border-color .35s var(--ease), transform .35s var(--ease);
}
.sw-card:hover{border-color:rgba(46,211,224,.34);transform:translateY(-4px)}
.sw-visual{
  border-radius:var(--radius-sm);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.07);
  line-height:0;
}
.sw-visual svg{width:100%;height:auto;display:block}
.sw-body{padding:22px 6px 6px}
.sw-body h3{
  font-size:20px;
  font-weight:600;
  color:#fff;
}
.sw-sub{
  margin-top:4px;
  font-size:11.5px;
  letter-spacing:.16em;
  color:rgba(46,211,224,.85);
}
.ticks{margin-top:20px;display:grid;gap:10px}
.ticks li{
  position:relative;
  padding-left:24px;
  font-size:14.4px;
  line-height:1.7;
  color:var(--muted-inv);
}
.ticks li::before{
  content:"";
  position:absolute;
  left:0;top:.62em;
  width:9px;height:9px;
  border-radius:2px;
  border:1.5px solid rgba(46,211,224,.75);
  transform:rotate(45deg) scale(.78);
}
.sw-note{
  margin-top:32px;
  font-size:14px;
  color:rgba(147,166,191,.85);
  padding-left:16px;
  border-left:2px solid rgba(46,211,224,.4);
}

/* ---------------- 流程 ---------------- */
.steps{
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:0;
  counter-reset:step;
  position:relative;
}
.steps::before{
  content:"";
  position:absolute;
  top:23px;left:6%;right:6%;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--line) 8%,var(--line) 92%,transparent);
}
@media (max-width:900px){
  .steps{grid-template-columns:1fr;gap:0}
  .steps::before{display:none}
}
.step{
  position:relative;
  padding:0 16px;
}
.step-no{
  display:flex;
  align-items:center;
  justify-content:center;
  width:46px;height:46px;
  border-radius:50%;
  background:var(--paper);
  border:1px solid var(--line);
  color:var(--brand);
  font-size:13px;
  font-weight:600;
  letter-spacing:.04em;
  position:relative;
  z-index:2;
  margin-bottom:20px;
  transition:background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.step:hover .step-no{
  background:var(--brand);
  border-color:var(--brand);
  color:#fff;
}
.step h3{
  font-size:16.5px;
  font-weight:600;
  color:var(--ink-800);
}
.step p{
  margin-top:9px;
  font-size:14px;
  line-height:1.75;
  color:var(--text-2);
}
@media (max-width:900px){
  .step{
    display:grid;
    grid-template-columns:46px 1fr;
    gap:18px;
    padding:0 0 26px;
  }
  .step-no{margin-bottom:0;grid-row:span 2}
  .step:not(:last-child)::after{
    content:"";
    position:absolute;
    left:22.5px;top:54px;bottom:-4px;
    width:1px;
    background:var(--line);
  }
  .step p{margin-top:6px}
}

/* ---------------- 场景 ---------------- */
.scene-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:14px;
}
@media (max-width:900px){ .scene-grid{grid-template-columns:repeat(2,1fr)} }
@media (max-width:480px){ .scene-grid{grid-template-columns:1fr} }

.scene{
  border:1px solid var(--line);
  background:var(--paper);
  border-radius:var(--radius-sm);
  padding:22px 20px;
  transition:border-color .3s var(--ease), box-shadow .3s var(--ease), transform .3s var(--ease);
}
.scene:hover{
  border-color:rgba(22,104,227,.4);
  box-shadow:0 12px 26px -16px rgba(16,32,52,.4);
  transform:translateY(-3px);
}
.scene b{
  display:block;
  font-size:16px;
  font-weight:600;
  color:var(--ink-800);
}
.scene span{
  display:block;
  margin-top:7px;
  font-size:13.4px;
  line-height:1.7;
  color:var(--muted);
}

/* ---------------- 关于 ---------------- */
.about-wrap{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:clamp(32px,5vw,72px);
  align-items:center;
}
@media (max-width:900px){ .about-wrap{grid-template-columns:1fr} }

.about-text h2{
  font-size:clamp(24px,2.8vw,36px);
  font-weight:600;
  letter-spacing:-.01em;
  color:var(--ink-800);
  margin-bottom:22px;
}
.about-text p{
  font-size:15.6px;
  line-height:1.95;
  color:var(--text-2);
  margin-bottom:16px;
}
.about-text p b{color:var(--ink-800)}

.fact-list{
  margin-top:30px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  overflow:hidden;
}
.fact-list > div{
  background:var(--paper);
  padding:15px 18px;
}
.fact-list dt{
  font-size:11.5px;
  letter-spacing:.1em;
  color:var(--muted);
  margin-bottom:4px;
}
.fact-list dd{
  font-size:14.6px;
  color:var(--ink-800);
  font-weight:500;
}

.about-media{
  margin:0;
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-md);
  background:var(--paper-2);
}
.about-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
}
.about-media figcaption{
  padding:14px 18px;
  font-size:13px;
  color:var(--muted);
  background:var(--paper);
  border-top:1px solid var(--line);
}

/* ---------------- 联系 ---------------- */
.contact-head{max-width:640px;margin-bottom:clamp(34px,4vw,54px)}
.contact-head h2{
  font-size:clamp(26px,3.2vw,42px);
  font-weight:600;
  color:#fff;
  letter-spacing:-.012em;
}
.contact-head .sec-desc{color:var(--muted-inv)}

.contact-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
}
@media (max-width:860px){ .contact-grid{grid-template-columns:1fr} }

.contact-card{
  display:flex;
  flex-direction:column;
  gap:4px;
  padding:24px 24px 26px;
  border-radius:var(--radius);
  border:1px solid var(--line-dark);
  background:rgba(255,255,255,.045);
  transition:border-color .3s var(--ease), background .3s var(--ease), transform .3s var(--ease);
}
.contact-card:hover{
  border-color:rgba(46,211,224,.34);
  background:rgba(255,255,255,.07);
  transform:translateY(-3px);
}
.contact-card-primary{
  grid-column:span 2;
  background:linear-gradient(112deg, rgba(22,104,227,.95), rgba(14,76,176,.92));
  border-color:transparent;
  justify-content:center;
  padding:30px 30px 32px;
  box-shadow:0 20px 44px -22px rgba(22,104,227,.9);
}
.contact-card-primary:hover{
  background:linear-gradient(112deg, #1B76F5, #1055C4);
  border-color:transparent;
}
.contact-card-wide{grid-column:span 2}
@media (max-width:860px){
  .contact-card-primary,.contact-card-wide{grid-column:span 1}
}

.cc-label{
  font-size:11.5px;
  letter-spacing:.14em;
  color:rgba(147,166,191,.9);
}
.contact-card-primary .cc-label{color:rgba(255,255,255,.72)}
.cc-phone{
  font-size:clamp(28px,3.6vw,42px);
  font-weight:600;
  color:#fff;
  letter-spacing:.01em;
  line-height:1.2;
  margin:6px 0 2px;
  font-variant-numeric:tabular-nums;
}
.cc-value{
  font-size:17.5px;
  font-weight:500;
  color:#fff;
  margin-top:5px;
  word-break:break-all;
  transition:color .25s var(--ease);
}
a.cc-value:hover{color:var(--cyan)}
.cc-addr{line-height:1.6;font-weight:400;font-size:16px}
.cc-meta{
  margin-top:6px;
  font-size:12.8px;
  color:rgba(147,166,191,.78);
}
.contact-card-primary .cc-meta{color:rgba(255,255,255,.68)}

/* ---------------- 页脚 ---------------- */
.site-footer{
  background:#060D16;
  color:rgba(147,166,191,.8);
  padding:56px 0 34px;
  font-size:13.5px;
  border-top:1px solid rgba(255,255,255,.06);
}
.footer-inner{
  display:grid;
  grid-template-columns:1.5fr 1fr auto;
  gap:34px;
  align-items:start;
}
@media (max-width:780px){
  .footer-inner{grid-template-columns:1fr;gap:28px}
}
.footer-logo{color:#fff}
.footer-logo strong{font-size:17px}
.footer-brand p{margin-top:16px;line-height:1.85;color:rgba(147,166,191,.72)}

.footer-nav{
  display:flex;
  flex-wrap:wrap;
  gap:10px 22px;
}
.footer-nav a{transition:color .25s var(--ease)}
.footer-nav a:hover{color:var(--cyan)}

.footer-meta{text-align:right;line-height:1.9}
.footer-meta .icp{color:rgba(147,166,191,.55);font-size:12.5px}
@media (max-width:780px){ .footer-meta{text-align:left} }

/* ---------------- 入场动画 ---------------- */
.reveal{
  opacity:0;
  transform:translateY(22px);
  transition:opacity .75s var(--ease), transform .75s var(--ease);
}
.reveal.is-in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .hero-bg img{animation:none;transform:none}
  .scroll-hint span{animation:none}
  *{transition-duration:.01ms !important}
}

/* 选中态 */
::selection{background:rgba(22,104,227,.22)}