styles.css

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);clip-path:inset(50%);white-space:nowrap;border:0}
:root{
  --bg:#080b12;--card:rgba(255,255,255,0.065);--border:rgba(255,255,255,0.12);
  --surface:rgba(11,17,30,0.64);--surface-strong:rgba(12,18,31,0.82);
  --border-strong:rgba(191,219,254,0.28);--glass-shine:rgba(255,255,255,0.11);
  --deep-shadow:0 30px 92px rgba(0,0,0,0.42);
  --text:#f8fafc;--muted:#a7b0c0;--soft:#d7dde8;
  --blue:#7dd3fc;--violet:#a78bfa;--gold:#f4d58d;
}
html{background:var(--bg);scroll-behavior:smooth;overflow-x:hidden}
body{
  position:relative;
  min-height:100vh;
  overflow-x:hidden;
  background:
    radial-gradient(ellipse 88% 62% at 14% 2%,rgba(125,211,252,0.33),transparent 64%),
    radial-gradient(ellipse 76% 56% at 86% -3%,rgba(167,139,250,0.36),transparent 68%),
    radial-gradient(ellipse 90% 64% at 50% 108%,rgba(71,85,180,0.22),transparent 74%),
    linear-gradient(180deg,#090d16 0%,#070a12 48%,#080b12 100%),
    var(--bg);
  color:var(--text);
  font-family:'Inter',system-ui,sans-serif;
  line-height:1.5;
  text-rendering:optimizeLegibility;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
body::before{
  content:"";position:fixed;inset:-10vmax;z-index:0;pointer-events:none;transform:translate3d(0,0,0);backface-visibility:hidden;
  background:
    radial-gradient(ellipse 44% 30% at 14% 20%,rgba(125,211,252,0.17),transparent 68%),
    radial-gradient(ellipse 42% 34% at 86% 10%,rgba(167,139,250,0.19),transparent 70%),
    radial-gradient(ellipse 36% 28% at 22% 72%,rgba(59,130,246,0.095),transparent 72%),
    radial-gradient(ellipse 34% 26% at 78% 78%,rgba(139,92,246,0.105),transparent 74%);
  filter:blur(36px) saturate(1.2);opacity:0.84;mix-blend-mode:screen;
  animation:ambientAuroraDrift 52s cubic-bezier(0.42,0.02,0.28,1) infinite;
}
body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;transform:translate3d(0,0,0);
  background:
    radial-gradient(ellipse 72% 44% at 50% 2%,rgba(125,211,252,0.055),transparent 68%),
    radial-gradient(ellipse 74% 42% at 50% 112%,rgba(74,91,184,0.13),transparent 72%),
    radial-gradient(ellipse 96% 18% at 48% 64%,rgba(125,211,252,0.035),rgba(167,139,250,0.02) 45%,transparent 78%),
    linear-gradient(180deg,rgba(8,11,18,0.035) 0%,transparent 14%,transparent 88%,rgba(8,11,18,0.1) 100%),
    linear-gradient(90deg,rgba(255,255,255,0.0035) 1px,transparent 1px),
    linear-gradient(rgba(255,255,255,0.003) 1px,transparent 1px);
  background-size:auto,auto,auto,auto,112px 112px,112px 112px;
  opacity:0.92;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto}
.site-background{position:fixed;inset:0;z-index:0;width:100%;height:100vh;pointer-events:none;overflow:hidden;isolation:isolate;transform:translate3d(0,0,0)}
.site-background-parallax{
  position:absolute;
  inset:-14% -10%;
  width:128%;
  height:132%;
  pointer-events:none;
  will-change:transform;
}
.site-background::before{
  content:"";position:absolute;inset:0;transform:translate3d(0,0,0);backface-visibility:hidden;
  background:
    radial-gradient(ellipse 43% 32% at 18% 8%,rgba(125,211,252,0.35),transparent 68%),
    radial-gradient(ellipse 39% 30% at 83% 5%,rgba(167,139,250,0.38),transparent 70%),
    radial-gradient(ellipse 54% 35% at 50% 58%,rgba(59,130,246,0.14),transparent 72%),
    radial-gradient(ellipse 46% 31% at 76% 88%,rgba(139,92,246,0.17),transparent 74%);
  filter:blur(22px) saturate(1.24);opacity:0.94;mix-blend-mode:screen;
  animation:globalAuroraBreathe 48s cubic-bezier(0.4,0.05,0.22,1) infinite;
}
.site-background::after{
  content:"";position:absolute;inset:0;opacity:0.056;
  background-image:
    linear-gradient(rgba(255,255,255,0.021) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,0.017) 1px,transparent 1px);
  background-size:4px 4px;
  mix-blend-mode:soft-light;
}
.site-aurora-blob{
  position:absolute;border-radius:50%;will-change:transform;mix-blend-mode:screen;transform:translate3d(0,0,0);backface-visibility:hidden;
  filter:blur(48px) saturate(1.22) contrast(1.12);opacity:0.94;
}
.site-aurora-blob:nth-child(1){
  width:760px;height:560px;top:-190px;left:-190px;
  background:radial-gradient(ellipse,rgba(125,211,252,0.34) 0%,rgba(125,211,252,0.135) 34%,transparent 68%);
  animation:auroraDriftA 46s cubic-bezier(0.42,0.02,0.28,1) infinite;
}
.site-aurora-blob:nth-child(2){
  width:720px;height:580px;top:-190px;right:-210px;
  background:radial-gradient(ellipse,rgba(167,139,250,0.38) 0%,rgba(167,139,250,0.135) 36%,transparent 70%);
  filter:blur(50px) saturate(1.22) contrast(1.12);animation:auroraDriftB 54s cubic-bezier(0.4,0.05,0.25,1) infinite;
}
.site-aurora-blob:nth-child(3){
  width:640px;height:520px;top:46%;left:-160px;
  background:radial-gradient(ellipse,rgba(96,165,250,0.19) 0%,rgba(167,139,250,0.11) 40%,transparent 72%);
  filter:blur(48px) saturate(1.2) contrast(1.1);opacity:0.82;animation:auroraDriftC 62s cubic-bezier(0.45,0.05,0.2,1) infinite;
}
.site-aurora-blob:nth-child(4){
  width:620px;height:500px;right:-150px;bottom:-150px;
  background:radial-gradient(ellipse,rgba(125,211,252,0.23) 0%,rgba(139,92,246,0.155) 38%,transparent 72%);
  filter:blur(48px) saturate(1.2) contrast(1.1);opacity:0.8;animation:auroraDriftA 50s cubic-bezier(0.42,0.02,0.28,1) infinite reverse;
}
.shader-background{position:fixed;inset:0;z-index:0;width:100vw;height:100vh;pointer-events:none;opacity:0.56;mix-blend-mode:screen;filter:saturate(1.18) contrast(1.14) brightness(1.03);transform:translate3d(0,0,0)}
.shader-background.is-hidden{display:none}
.site-cursor-tube-canvas{position:fixed!important;inset:0!important;z-index:0!important;width:100vw!important;height:100vh!important;display:block!important;pointer-events:none!important;opacity:0;mix-blend-mode:screen;filter:saturate(1.06) brightness(1.02) contrast(1.04);transform:translateZ(0);transform-origin:center;transition:opacity 0.35s ease}
body.cursor-tube-visible .site-cursor-tube-canvas{opacity:0.56}
.site-cursor-aura{position:fixed;left:0;top:0;z-index:2;width:112px;height:112px;border-radius:50%;pointer-events:none;opacity:0;transform:translate3d(-999px,-999px,0);background:radial-gradient(circle,rgba(238,250,255,0.44) 0%,rgba(125,211,252,0.3) 18%,rgba(96,165,250,0.16) 42%,rgba(167,139,250,0.1) 62%,transparent 74%);mix-blend-mode:screen;filter:saturate(1.08);transition:opacity 0.22s ease;will-change:transform,opacity}
body.cursor-aura-visible .site-cursor-aura{opacity:0.42}
body.cursor-tube-visible .site-cursor-aura{opacity:0}
.page{position:relative;z-index:1;width:min(1000px,calc(100% - 32px));margin:0 auto;padding:16px 0 32px}
.menu-open .page{z-index:180}
.language-switcher{
  position:fixed;top:72px;left:14px;z-index:120;
  display:inline-flex;align-items:center;gap:3px;
  padding:4px;border:1px solid rgba(191,219,254,0.2);border-radius:999px;
  background:linear-gradient(180deg,rgba(17,24,40,0.82),rgba(7,10,18,0.68));
  -webkit-backdrop-filter:blur(20px) saturate(1.24);backdrop-filter:blur(20px) saturate(1.24);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.085),0 18px 48px rgba(0,0,0,0.26),0 0 26px rgba(125,211,252,0.08);
}
.language-switcher button{
  position:relative;isolation:isolate;min-height:28px;padding:0 9px;border:1px solid transparent;
  border-radius:999px;background:transparent;color:rgba(215,221,232,0.68);
  font:inherit;font-size:11px;font-weight:800;letter-spacing:0.02em;line-height:1;cursor:pointer;
  transition:color 0.15s,box-shadow 0.15s,transform 0.15s;
}
.language-switcher button:hover,.language-switcher button:focus-visible{color:var(--text);outline:none;transform:translateY(-1px)}
.language-switcher button.is-active{
  color:var(--text);
  background:
    linear-gradient(180deg,rgba(15,23,36,0.9),rgba(8,11,18,0.82)) padding-box,
    linear-gradient(120deg,rgba(125,211,252,0.62),rgba(167,139,250,0.58),rgba(125,211,252,0.42)) border-box;
  background-size:100% 100%,220% 220%;
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.07),0 0 18px rgba(125,211,252,0.14),0 0 20px rgba(167,139,250,0.1);
  animation:pillBorderFlow 8s ease-in-out infinite;
}
.zh-name{display:inline-block;margin-left:0.08em;font-size:0.32em;letter-spacing:0;vertical-align:middle}

@media(min-width:1500px){
  .page{width:min(1100px,calc(100% - 72px))}
  .language-switcher{top:14px}
}

.nav{display:flex;align-items:center;justify-content:space-between;padding:12px 0 20px;gap:12px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;margin-left:14px;color:var(--soft);font-size:13px;font-weight:700;letter-spacing:0.055em}
.brand-home-stack{display:flex;align-items:center}
.brand-text-stack{display:flex;flex-direction:column;gap:2px;line-height:1.05}
.brand-domain{color:rgba(215,221,232,0.46);font-size:8px;font-weight:850;letter-spacing:0.09em;text-transform:none}
.brand-mark,.hero-logo{border-radius:50%;display:block;object-fit:contain;clip-path:circle(42% at 50% 50%);box-shadow:none;filter:drop-shadow(0 0 11px rgba(125,211,252,0.2)) drop-shadow(0 0 22px rgba(167,139,250,0.1))}
.brand-mark{width:38px;height:38px}
.brand-home{display:none}
.nav-right{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.nav-link{
  position:relative;isolation:isolate;overflow:hidden;
  display:inline-flex;align-items:center;justify-content:center;min-height:34px;
  color:rgba(215,221,232,0.76);font-size:12.5px;font-weight:700;padding:0 13px;border-radius:999px;
  border:1px solid transparent;
  background:
    linear-gradient(180deg,rgba(21,31,49,0.88),rgba(8,11,18,0.74)) padding-box,
    linear-gradient(120deg,rgba(125,211,252,0.36),rgba(167,139,250,0.3),rgba(125,211,252,0.2)) border-box;
  background-size:100% 100%,220% 220%;
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.075),0 12px 30px rgba(0,0,0,0.1);
  transition:color 0.15s,transform 0.15s,box-shadow 0.15s;
  animation:pillBorderFlow 9s ease-in-out infinite;
}
.nav-link:hover,.nav-link:focus-visible,.nav-link.active{
  color:var(--text);
  transform:translateY(-1px);
  border-color:rgba(125,211,252,0.22);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.09),0 15px 38px rgba(0,0,0,0.16),0 0 24px rgba(125,211,252,0.1);
}
.nav-link.active{color:var(--blue);transform:none;background:linear-gradient(180deg,rgba(24,38,58,0.92),rgba(10,16,28,0.8)) padding-box,linear-gradient(120deg,rgba(125,211,252,0.5),rgba(167,139,250,0.4),rgba(125,211,252,0.28)) border-box}

.software-nav-cta{
  position:relative;isolation:isolate;overflow:hidden;
  display:inline-flex;align-items:center;justify-content:center;min-height:34px;
  padding:0 13px;border-radius:999px;border:1px solid transparent;
  color:rgba(245,249,255,0.96);font-size:12.5px;font-weight:760;letter-spacing:0.015em;white-space:nowrap;
  background:
    linear-gradient(135deg,rgba(16,25,45,0.98),rgba(21,28,64,0.93) 48%,rgba(12,18,34,0.92)) padding-box,
    linear-gradient(115deg,rgba(125,211,252,0.78),rgba(167,139,250,0.68),rgba(80,148,255,0.46),rgba(125,211,252,0.58)) border-box;
  background-size:100% 100%,260% 260%;
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.1),0 12px 30px rgba(0,0,0,0.18),0 0 24px rgba(125,211,252,0.13),0 0 24px rgba(167,139,250,0.08);
  transition:transform 0.16s ease,box-shadow 0.16s ease,color 0.16s ease;
  animation:pillBorderFlow 5s ease-in-out infinite;
}
.software-nav-cta::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(circle at 22% 20%,rgba(125,211,252,0.18),transparent 42%),radial-gradient(circle at 86% 74%,rgba(167,139,250,0.15),transparent 48%);
  opacity:0.86;pointer-events:none;
}
.software-nav-cta::after{
  content:"";position:absolute;top:-60%;bottom:-60%;left:-80%;width:44%;
  background:linear-gradient(112deg,transparent 0%,rgba(255,255,255,0.08) 30%,rgba(203,235,255,0.3) 49%,rgba(167,139,250,0.15) 61%,transparent 100%);
  transform:skewX(-18deg);opacity:0;pointer-events:none;filter:blur(0.2px);
  animation:softwareCtaShine 1.75s ease-in-out infinite;
}
.software-nav-cta:hover,.software-nav-cta:focus-visible,.software-nav-cta.active{
  color:var(--text);transform:translateY(-1px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.12),0 16px 38px rgba(0,0,0,0.24),0 0 30px rgba(125,211,252,0.16),0 0 28px rgba(167,139,250,0.1);
}
.software-nav-cta.active{transform:none}

.more-menu{position:relative}
.more-btn{
  position:relative;isolation:isolate;overflow:hidden;
  display:inline-flex;align-items:center;gap:6px;
  min-height:34px;padding:0 14px;border-radius:999px;
  border:1px solid transparent;
  background:
    linear-gradient(180deg,rgba(23,32,50,0.92),rgba(10,15,26,0.82)) padding-box,
    linear-gradient(120deg,rgba(125,211,252,0.44),rgba(167,139,250,0.38),rgba(125,211,252,0.25)) border-box;
  background-size:100% 100%,220% 220%;
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.08),0 12px 30px rgba(0,0,0,0.12);
  color:rgba(215,221,232,0.82);font:inherit;font-size:13px;font-weight:700;cursor:pointer;
  transition:color 0.15s,transform 0.15s,box-shadow 0.15s;
  animation:pillBorderFlow 9s ease-in-out infinite;
}
.more-btn:hover,.more-btn:focus-visible{
  color:var(--text);transform:translateY(-1px);
  border-color:rgba(167,139,250,0.24);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.095),0 16px 40px rgba(0,0,0,0.18),0 0 24px rgba(167,139,250,0.12);
}
.more-menu.current .more-btn{
  color:var(--blue);
  background:
    linear-gradient(180deg,rgba(24,38,58,0.92),rgba(10,16,28,0.8)) padding-box,
    linear-gradient(120deg,rgba(125,211,252,0.5),rgba(167,139,250,0.4),rgba(125,211,252,0.28)) border-box;
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.09),0 15px 38px rgba(0,0,0,0.16),0 0 24px rgba(125,211,252,0.1);
}
.more-btn svg{width:12px;height:12px;transition:transform 0.2s}
.more-menu.open .more-btn svg{transform:rotate(180deg)}

.dropdown{
  display:none;position:absolute;top:calc(100% + 8px);right:0;
  background:linear-gradient(180deg,rgba(16,23,37,0.94),rgba(8,11,18,0.88));
  border:1px solid rgba(191,219,254,0.16);border-radius:16px;
  padding:6px;min-width:210px;z-index:220;
  -webkit-backdrop-filter:blur(22px) saturate(1.18);backdrop-filter:blur(22px) saturate(1.18);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.085),0 28px 78px rgba(0,0,0,0.38),0 0 30px rgba(125,211,252,0.06);
}
.more-menu.open .dropdown{display:block}
.drop-group{padding-bottom:5px;margin-bottom:5px;border-bottom:1px solid var(--border)}
.drop-group:last-child{padding-bottom:0;margin-bottom:0;border-bottom:0}
.mobile-main-links{display:none}
.drop-group-title{padding:7px 12px 5px;color:var(--blue);font-size:10px;font-weight:800;letter-spacing:0.12em;text-transform:uppercase}
.drop-item{
  display:flex;align-items:center;gap:10px;
  padding:9px 12px;border-radius:9px;
  font-size:13px;font-weight:600;color:var(--muted);cursor:pointer;
  transition:background 0.15s,color 0.15s,transform 0.15s;
}
.drop-item:hover,.drop-item:focus-visible{background:rgba(125,211,252,0.09);color:var(--text);outline:none;transform:translateX(2px)}
.drop-item.active{color:var(--blue);background:rgba(125,211,252,0.06)}
.flag{font-size:16px;line-height:1}
.software-drop-cta{
  position:relative;isolation:isolate;overflow:hidden;
  display:grid;gap:4px;margin:8px 4px 2px;padding:12px 13px;border-radius:16px;
  border:1px solid transparent;
  background:
    linear-gradient(135deg,rgba(16,25,45,0.98),rgba(21,28,64,0.93) 48%,rgba(12,18,34,0.92)) padding-box,
    linear-gradient(115deg,rgba(125,211,252,0.78),rgba(167,139,250,0.68),rgba(80,148,255,0.46),rgba(125,211,252,0.58)) border-box;
  background-size:100% 100%,260% 260%;
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.1),0 14px 34px rgba(0,0,0,0.26),0 0 26px rgba(125,211,252,0.14),0 0 30px rgba(167,139,250,0.09);
  transition:transform 0.16s ease,box-shadow 0.16s ease;
  animation:pillBorderFlow 9s ease-in-out infinite;
}
.software-drop-cta::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(circle at 18% 18%,rgba(125,211,252,0.18),transparent 42%),radial-gradient(circle at 85% 75%,rgba(167,139,250,0.16),transparent 48%);
  opacity:0.9;pointer-events:none;
}
.software-drop-cta::after{
  content:"";position:absolute;top:-55%;bottom:-55%;left:-78%;width:48%;
  background:linear-gradient(112deg,transparent 0%,rgba(255,255,255,0.08) 30%,rgba(203,235,255,0.34) 49%,rgba(167,139,250,0.16) 61%,transparent 100%);
  transform:skewX(-18deg);opacity:0;pointer-events:none;filter:blur(0.2px);
  animation:softwareCtaShine 5.4s ease-in-out infinite;
}
.software-drop-cta:hover,.software-drop-cta:focus-visible{
  transform:translateY(-2px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.11),0 18px 42px rgba(0,0,0,0.32),0 0 34px rgba(125,211,252,0.16),0 0 30px rgba(167,139,250,0.1);
  outline:none;
}
.software-drop-cta[aria-current="page"]{
  border-color:rgba(125,211,252,0.26);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.12),0 16px 38px rgba(0,0,0,0.28),0 0 30px rgba(125,211,252,0.17),0 0 28px rgba(167,139,250,0.1);
}
.software-drop-main{color:var(--text);font-size:12px;font-weight:900;letter-spacing:0.05em;line-height:1.2}
.software-drop-sub{color:rgba(215,221,232,0.72);font-size:10.5px;font-weight:700;letter-spacing:0.01em;line-height:1.35}
.mobile-software-cta{display:none}

.hero{position:relative;isolation:isolate;overflow:visible;text-align:center;padding:28px 0 40px;display:flex;flex-direction:column;align-items:center;gap:16px}
.hero::before{
  content:"";position:absolute;top:-94px;left:50%;z-index:0;width:560px;height:560px;
  border-radius:50%;transform:translateX(-50%);
  background:
    radial-gradient(circle at 50% 45%,rgba(255,255,255,0.16) 0%,rgba(125,211,252,0.3) 16%,rgba(167,139,250,0.21) 34%,rgba(125,211,252,0.08) 52%,transparent 72%);
  filter:blur(4px);opacity:0.76;pointer-events:none;animation:soAuraBreath 9.6s ease-in-out infinite;
}
.hero::after{
  content:"";position:absolute;top:0;left:50%;z-index:2;width:230px;height:230px;
  border-radius:50%;transform:translateX(-50%);
  background:
    radial-gradient(circle at 50% 45%,rgba(255,255,255,0.14) 0%,rgba(125,211,252,0.28) 22%,rgba(167,139,250,0.18) 43%,transparent 66%);
  mix-blend-mode:screen;opacity:0;pointer-events:none;animation:soAuraGather 8.8s ease-in-out infinite;
}
.hero > :not(.language-cloud){position:relative;z-index:1}
.home-hero{
  overflow:visible;border-radius:0;
  min-height:min(760px,calc(100vh - 88px));
  justify-content:center;padding:44px 0 64px;
}
@media(min-width:1500px) and (min-height:1100px){
  .home-hero{min-height:calc(100vh - 88px)}
}
.hero-identity{display:flex;align-items:center;justify-content:center}
.profile-orbit{
  position:relative;isolation:isolate;width:272px;height:272px;border-radius:50%;
  padding:5px;overflow:visible;transform-origin:center;
  background:
    linear-gradient(145deg,rgba(255,255,255,0.26),rgba(125,211,252,0.34) 30%,rgba(167,139,250,0.3) 66%,rgba(255,255,255,0.12)) border-box;
  box-shadow:0 0 0 1px rgba(255,255,255,0.08),0 18px 52px rgba(0,0,0,0.3),0 0 34px rgba(125,211,252,0.18),0 0 52px rgba(167,139,250,0.13);
}
.profile-orbit::before{
  content:"";position:absolute;inset:-12px;z-index:-1;border-radius:inherit;
  background:radial-gradient(circle at 45% 28%,rgba(125,211,252,0.34),rgba(167,139,250,0.18) 42%,transparent 70%);
  filter:blur(12px);opacity:0.7;transition:opacity 0.28s ease,transform 0.28s ease;
}
.hero-profile-photo{
  display:block;width:100%;height:100%;border-radius:inherit;object-fit:cover;object-position:50% 32%;
  background:rgba(7,10,18,0.72);box-shadow:inset 0 0 0 1px rgba(255,255,255,0.18);
  transform:translateZ(0);transition:transform 0.28s ease,filter 0.28s ease;
}
.hero-profile-badge{
  position:absolute;right:8px;bottom:12px;display:flex;align-items:center;justify-content:center;
  width:62px;height:62px;border-radius:50%;padding:7px;
  background:linear-gradient(180deg,rgba(16,24,43,0.96),rgba(6,10,20,0.92));
  border:1px solid rgba(191,219,254,0.22);
  box-shadow:0 10px 22px rgba(0,0,0,0.34),0 0 20px rgba(125,211,252,0.16);
}
.hero-profile-badge img{width:100%;height:100%;display:block;object-fit:contain;clip-path:circle(42% at 50% 50%)}
.language-cloud{position:absolute;inset:0;z-index:0;overflow:hidden;pointer-events:none;-webkit-mask-image:radial-gradient(ellipse at center,transparent 0 34%,rgba(0,0,0,0.32) 42%,black 62%,transparent 84%);mask-image:radial-gradient(ellipse at center,transparent 0 34%,rgba(0,0,0,0.32) 42%,black 62%,transparent 84%)}
.lang-token{
  position:absolute;display:inline-flex;align-items:center;justify-content:center;
  min-height:30px;padding:6px 11px;border:1px solid rgba(125,211,252,0.13);
  border-radius:999px;background:rgba(255,255,255,0.025);
  color:rgba(215,221,232,0.18);font-size:12px;font-weight:700;letter-spacing:0.04em;
  white-space:nowrap;animation:languageDrift 18s ease-in-out infinite;
}
.token-1{left:8%;top:18%;animation-delay:-2s}
.token-2{right:10%;top:20%;animation-delay:-7s}
.token-3{left:18%;bottom:22%;animation-delay:-11s}
.token-4{right:18%;bottom:20%;animation-delay:-4s}
.token-5{left:3%;top:54%;animation-delay:-13s}
.token-6{right:5%;top:58%;animation-delay:-9s}
.token-7{left:32%;top:10%;animation-delay:-15s}
.token-8{right:28%;top:43%;animation-delay:-5s}
.token-9{left:30%;bottom:9%;animation-delay:-17s}
.token-10{right:26%;bottom:8%;animation-delay:-1s}
.token-11{left:45%;top:27%;animation-delay:-12s}
.token-12{left:9%;bottom:8%;animation-delay:-6s}
.token-13{right:12%;bottom:31%;animation-delay:-16s}
.token-14{left:14%;top:39%;animation-delay:-3s}
.token-15{right:36%;top:13%;animation-delay:-10s}
.token-16{right:7%;bottom:9%;animation-delay:-14s}
.home-hero .hero-logo{animation:heroLogoIn 0.9s ease-out,soBubbleGlow 6s ease-in-out 1s infinite}
.home-hero .hero-identity,.home-hero h1,.home-hero .pill,.home-hero .hero-copy,.home-hero .actions,.home-hero .hero-scroll-cue{animation:heroFadeUp 0.75s ease-out both}
.home-hero .hero-identity{animation-delay:0.04s}
.home-hero h1{animation-delay:0.12s}
.home-hero .pill{animation-delay:0.2s}
.home-hero .hero-copy{animation-delay:0.28s}
.home-hero .actions{animation-delay:0.36s}
.home-hero .hero-scroll-cue{animation-delay:0.44s}
.hero-logo{width:112px;height:112px;transform-origin:center;will-change:filter;animation:soBubbleGlow 8s ease-in-out infinite}
.section-logo{margin:0 auto 18px}
h1{font-family:Georgia,serif;font-size:clamp(44px,8vw,90px);line-height:0.92;letter-spacing:0;color:#fff}
.home-hero h1{position:relative;text-shadow:0 22px 54px rgba(0,0,0,0.46),0 1px 0 rgba(255,255,255,0.04)}
.home-hero h1::before{
  content:"";position:absolute;inset:-24% -18%;z-index:-1;border-radius:50%;
  background:radial-gradient(ellipse at center,rgba(3,6,12,0.54) 0%,rgba(8,11,18,0.26) 44%,transparent 74%);
  filter:blur(24px);opacity:0.7;pointer-events:none;
}
.profile-label{color:var(--blue);font-size:11px;font-weight:800;letter-spacing:0.14em;text-transform:uppercase}
.trajectory-note{max-width:580px;color:rgba(215,221,232,0.9);font-size:14px;line-height:1.7;margin-top:-6px}
.pill{display:inline-flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px;max-width:100%;padding:7px 13px;border:1px solid rgba(191,219,254,0.17);border-radius:999px;background:linear-gradient(180deg,rgba(255,255,255,0.074),rgba(255,255,255,0.038));-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:inset 0 1px 0 rgba(255,255,255,0.065),0 10px 30px rgba(0,0,0,0.12);color:var(--soft);font-size:11px;font-weight:750;letter-spacing:0.08em;line-height:1.35;text-align:center;text-transform:uppercase}
.pill-dot{width:7px;height:7px;border-radius:50%;background:var(--blue);box-shadow:0 0 12px var(--blue)}
.hero-copy{width:min(660px,100%);display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center;text-shadow:0 8px 28px rgba(0,0,0,0.34)}
.lead{max-width:650px;color:rgba(215,221,232,0.78);font-size:clamp(15px,1.6vw,18px);line-height:1.85;text-align:center;text-wrap:balance}
.lead strong{color:var(--text);font-weight:700}
.hero-note{max-width:630px;color:rgba(167,176,192,0.92);font-size:14px;line-height:1.85;text-align:center}
.actions{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.hero-scroll-cue,.continue-scroll-cue,.dev-notes-toggle{
  position:relative;isolation:isolate;display:inline-flex;align-items:center;justify-content:center;gap:10px;margin-top:2px;
  min-height:48px;min-width:148px;padding:0 24px;border-radius:999px;overflow:hidden;
  border:1px solid transparent;color:var(--text);
  background:
    linear-gradient(180deg,rgba(35,50,77,0.98),rgba(11,17,30,0.92) 46%,rgba(7,10,18,0.95)) padding-box,
    linear-gradient(120deg,rgba(125,211,252,0.92),rgba(255,255,255,0.2) 28%,rgba(167,139,250,0.82),rgba(125,211,252,0.58)) border-box;
  background-size:100% 100%,220% 220%;
  font-size:13px;font-weight:850;letter-spacing:0.01em;
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.16),inset 0 -12px 24px rgba(0,0,0,0.18),0 16px 42px rgba(0,0,0,0.34),0 0 0 1px rgba(255,255,255,0.03),0 0 24px rgba(125,211,252,0.1);
  transition:color 0.2s,box-shadow 0.2s,transform 0.2s;
  animation:pillBorderFlow 5s ease-in-out infinite;
}
.hero-scroll-cue::before,.continue-scroll-cue::before,.dev-notes-toggle::before{
  content:"";position:absolute;inset:1px;z-index:0;border-radius:inherit;opacity:0.35;
  background:
    radial-gradient(circle at 22% 22%,rgba(255,255,255,0.16),transparent 22%),
    linear-gradient(135deg,rgba(125,211,252,0.14),rgba(167,139,250,0.12),transparent 62%);
  transition:opacity 0.2s;
}
.hero-scroll-cue::after,.continue-scroll-cue::after,.dev-notes-toggle::after{
  content:"";position:absolute;inset:1px;z-index:0;border-radius:inherit;opacity:0.78;
  background:linear-gradient(115deg,transparent 0 28%,rgba(255,255,255,0.16) 40%,rgba(203,235,255,0.48) 49%,rgba(167,139,250,0.22) 58%,transparent 70% 100%);
  background-size:240% 100%;
  animation:buttonShimmer 1.75s ease-in-out infinite;
  transition:opacity 0.2s;
}
.hero-scroll-cue span,.continue-scroll-cue span,.dev-notes-toggle span{position:relative;z-index:1}
.hero-scroll-cue .scroll-arrow,.continue-scroll-cue .scroll-arrow,.dev-notes-toggle .scroll-arrow{font-size:15px;line-height:1;color:var(--blue);filter:drop-shadow(0 0 8px rgba(125,211,252,0.45));animation:scrollArrowDrop 1.55s ease-in-out infinite}
.hero-scroll-cue:hover,.continue-scroll-cue:hover,.dev-notes-toggle:hover{color:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,0.2),inset 0 -12px 24px rgba(0,0,0,0.18),0 20px 54px rgba(0,0,0,0.4),0 0 36px rgba(125,211,252,0.22),0 0 30px rgba(167,139,250,0.16);transform:translateY(-2px)}
.hero-scroll-cue:hover::before,.continue-scroll-cue:hover::before,.dev-notes-toggle:hover::before{opacity:0.42}
.hero-scroll-cue:hover::after,.continue-scroll-cue:hover::after,.dev-notes-toggle:hover::after{opacity:0.94}
.continue-scroll-wrap{display:flex;justify-content:center;margin:22px 0 0}
.continue-scroll-cue{min-height:40px;min-width:0;padding:0 18px;font-size:12px;color:rgba(238,246,255,0.92);box-shadow:inset 0 1px 0 rgba(255,255,255,0.13),inset 0 -10px 20px rgba(0,0,0,0.16),0 12px 30px rgba(0,0,0,0.24),0 0 18px rgba(125,211,252,0.08)}
.continue-scroll-cue::before{opacity:0.26}
.continue-scroll-cue::after{opacity:0.56}
.continue-scroll-cue .scroll-arrow{font-size:13px}
.dev-notes-toggle{min-height:40px;min-width:0;margin-top:0;padding:0 18px;font:inherit;font-size:12px;font-weight:850;color:rgba(238,246,255,0.92);cursor:pointer;box-shadow:inset 0 1px 0 rgba(255,255,255,0.13),inset 0 -10px 20px rgba(0,0,0,0.16),0 12px 30px rgba(0,0,0,0.22),0 0 18px rgba(125,211,252,0.08)}
.dev-notes-toggle::before{opacity:0.24}
.dev-notes-toggle::after{opacity:0.52}
.dev-notes-toggle .scroll-arrow{font-size:13px;transition:transform 0.2s ease}
.post-dev-notes.is-open .dev-notes-toggle .scroll-arrow{animation:none;transform:none}
.btn{
  position:relative;isolation:isolate;display:inline-flex;align-items:center;justify-content:center;
  min-height:46px;padding:0 23px;border-radius:999px;overflow:hidden;
  border:1px solid transparent;font-size:13px;font-weight:850;letter-spacing:0.01em;cursor:pointer;
  background:
    linear-gradient(180deg,rgba(35,50,77,0.98),rgba(11,17,30,0.92) 46%,rgba(7,10,18,0.95)) padding-box,
    linear-gradient(120deg,rgba(125,211,252,0.92),rgba(255,255,255,0.2) 28%,rgba(167,139,250,0.82),rgba(125,211,252,0.58)) border-box;
  background-size:100% 100%,220% 220%;
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.16),inset 0 -12px 24px rgba(0,0,0,0.18),0 16px 42px rgba(0,0,0,0.34),0 0 0 1px rgba(255,255,255,0.03);
  transition:transform 0.2s,color 0.2s,box-shadow 0.2s;
  animation:pillBorderFlow 8s ease-in-out infinite;
}
.btn::before{
  content:"";position:absolute;inset:1px;z-index:-1;border-radius:inherit;opacity:0.24;
  background:
    radial-gradient(circle at 22% 22%,rgba(255,255,255,0.16),transparent 22%),
    radial-gradient(circle at 26% 34%,rgba(125,211,252,0.44),transparent 32%),
    radial-gradient(circle at 78% 68%,rgba(167,139,250,0.38),transparent 36%);
  transition:opacity 0.2s;
}
.btn::after{
  content:"";position:absolute;inset:1px;z-index:-1;border-radius:inherit;opacity:0.52;transition:opacity 0.2s;
  background:
    linear-gradient(115deg,transparent 0 34%,rgba(255,255,255,0.12) 42%,rgba(203,235,255,0.38) 49%,rgba(167,139,250,0.18) 57%,transparent 68% 100%);
  background-size:240% 100%,100% 100%;
  animation:buttonShimmer 5.4s ease-in-out infinite;
}
.btn:hover,.btn:focus-visible{
  transform:translateY(-2px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.18),inset 0 -12px 24px rgba(0,0,0,0.18),0 20px 54px rgba(0,0,0,0.4),0 0 34px rgba(125,211,252,0.2),0 0 30px rgba(167,139,250,0.16);
}
.btn:active{transform:translateY(0);box-shadow:inset 0 1px 0 rgba(255,255,255,0.08),0 10px 26px rgba(0,0,0,0.22)}
.btn:hover::before,.btn:focus-visible::before{opacity:0.32}
.btn:hover::after,.btn:focus-visible::after{opacity:0.62}
.btn-primary{color:var(--text)}
.btn-primary::before{opacity:0.36}
.btn-secondary{color:var(--soft)}
.btn-secondary::before{opacity:0.18}

.glass{
  position:relative;
  border:1px solid transparent;
  border-radius:20px;
  background:
    linear-gradient(180deg,rgba(255,255,255,0.125),rgba(255,255,255,0.052) 46%,rgba(255,255,255,0.028)) padding-box,
    linear-gradient(180deg,var(--surface-strong),var(--surface)) padding-box,
    linear-gradient(146deg,rgba(191,219,254,0.34),rgba(255,255,255,0.09) 26%,rgba(167,139,250,0.28) 55%,rgba(125,211,252,0.16) 100%) border-box;
  -webkit-backdrop-filter:blur(24px) saturate(1.2);
  backdrop-filter:blur(24px) saturate(1.2);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.13),inset 0 -1px 0 rgba(255,255,255,0.035),0 22px 66px rgba(0,0,0,0.26),0 0 0 1px rgba(255,255,255,0.018);
  transition:transform 0.18s ease,border-color 0.18s ease,box-shadow 0.18s ease,background 0.18s ease;
}
.glass::before{
  content:"";position:absolute;inset:0 0 auto;height:42%;border-radius:inherit;
  background:linear-gradient(180deg,rgba(255,255,255,0.105),rgba(125,211,252,0.035) 38%,transparent);
  opacity:0.58;pointer-events:none;
}
.section{padding:32px 0}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:16px}
.kicker{color:var(--blue);font-size:11px;font-weight:800;letter-spacing:0.14em;text-transform:uppercase;margin-bottom:8px}
h2{font-family:Georgia,serif;font-size:clamp(26px,3.5vw,42px);letter-spacing:0;line-height:1.04;color:#fff;text-wrap:balance}
.section-title{font-family:Georgia,serif;font-size:clamp(26px,3.5vw,42px);letter-spacing:0;line-height:1.04;color:#fff;text-wrap:balance}
.section-note{max-width:340px;color:rgba(183,193,209,0.94);font-size:13px;line-height:1.68}
.section-intro{max-width:650px;color:rgba(183,193,209,0.94);font-size:14px;line-height:1.78;margin-top:10px}
.section-intro strong{color:var(--text)}
.about-intro{padding:26px 30px;display:flex;flex-direction:column;gap:15px}
.about-intro p{color:rgba(215,221,232,0.86);font-size:clamp(15px,1.5vw,17px);line-height:1.8}
.about-intro strong{color:#fff;font-weight:700}
.about-intro em{font-style:italic;color:#fff}
.home-profile{padding-top:30px}
#software-preview{scroll-margin-top:72px}
.home-profile .section-head{margin-top:30px}
#academic-profile{scroll-margin-top:112px}
#external-profiles{scroll-margin-top:112px}
.inline-link{display:inline-flex;align-items:center;min-height:36px;margin-top:14px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:0.015em}
.inline-link:hover,.inline-link:focus-visible{color:var(--text);outline:none}
.research-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.research-grid article:first-child{grid-column:1/-1}
.research-grid h3{font-family:'Inter',system-ui,sans-serif;font-size:15px;letter-spacing:0;line-height:1.35;margin-bottom:8px;color:#fff}

.edu-list{display:grid;gap:8px}
.edu-item{display:grid;grid-template-columns:90px 1fr;gap:18px;padding:20px 21px;transition:opacity 0.2s,transform 0.2s,border-color 0.2s,box-shadow 0.2s}
.edu-item:hover{transform:translateY(-2px);border-color:rgba(125,211,252,0.22);box-shadow:inset 0 1px 0 rgba(255,255,255,0.09),0 22px 62px rgba(0,0,0,0.2)}
.edu-year{color:var(--gold);font-size:11px;font-weight:800;letter-spacing:0.1em;text-transform:uppercase;padding-top:2px}
.edu-degree{font-weight:800;font-size:15px;margin-bottom:5px}
.edu-school{color:var(--blue);font-weight:700;font-size:13px;margin-bottom:4px}
.edu-field{color:rgba(167,176,192,0.92);font-size:13px;line-height:1.62}

.skill-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.skill-card{padding:21px 22px}
.skill-card:hover,.focus-band:hover,.external-link-panel:hover,.development-status:hover{
  transform:translateY(-2px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.13),0 26px 76px rgba(0,0,0,0.3),0 0 30px rgba(125,211,252,0.08);
}
.skill-label{display:inline-flex;color:var(--gold);font-size:11px;font-weight:800;letter-spacing:0.1em;text-transform:uppercase;margin-bottom:10px}
.skill-score{font-family:'Inter',system-ui,sans-serif;font-size:30px;font-weight:800;font-variant-numeric:lining-nums;color:#fff;margin-bottom:8px}
.skill-desc{color:rgba(167,176,192,0.92);font-size:13px;line-height:1.68}
.learning-links{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:12px;padding:17px 19px}
.learning-links p{color:var(--soft);font-size:13px;font-weight:800}
.learning-actions{display:flex;flex-wrap:wrap;gap:8px}
.learning-actions a{display:inline-flex;align-items:center;min-height:38px;padding:0 14px;border-radius:999px;border:1px solid transparent;background:linear-gradient(180deg,rgba(17,25,39,0.9),rgba(8,11,18,0.82)) padding-box,linear-gradient(120deg,rgba(125,211,252,0.46),rgba(167,139,250,0.36),rgba(125,211,252,0.28)) border-box;background-size:100% 100%,220% 220%;color:var(--blue);font-size:12px;font-weight:800;transition:transform 0.15s,box-shadow 0.15s,border-color 0.15s;animation:pillBorderFlow 9s ease-in-out infinite}
.learning-actions a:hover,.learning-actions a:focus-visible{transform:translateY(-2px);border-color:rgba(125,211,252,0.22);box-shadow:0 0 20px rgba(125,211,252,0.12);outline:none}

.external-link-panel{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-top:14px;padding:20px 22px;background:linear-gradient(180deg,rgba(255,255,255,0.12),rgba(255,255,255,0.044)) padding-box,linear-gradient(180deg,rgba(12,18,31,0.72),rgba(11,17,30,0.54)) padding-box,linear-gradient(130deg,rgba(191,219,254,0.28),rgba(167,139,250,0.2),rgba(125,211,252,0.12)) border-box;box-shadow:inset 0 1px 0 rgba(255,255,255,0.11),0 22px 66px rgba(0,0,0,0.24)}
.external-link-copy{display:grid;gap:5px;min-width:0}
.external-link-panel p{color:var(--soft);font-size:13px;font-weight:900;letter-spacing:0.04em;text-transform:uppercase}
.external-link-copy span{max-width:520px;color:rgba(183,193,209,0.88);font-size:12px;font-weight:650;line-height:1.55}
.external-link-panel a{display:inline-flex;align-items:center;min-height:38px;padding:0 14px;border-radius:999px;border:1px solid transparent;background:linear-gradient(180deg,rgba(17,25,39,0.9),rgba(8,11,18,0.82)) padding-box,linear-gradient(120deg,rgba(125,211,252,0.46),rgba(167,139,250,0.36),rgba(125,211,252,0.28)) border-box;background-size:100% 100%,220% 220%;color:var(--blue);font-size:12px;font-weight:850;transition:transform 0.15s,box-shadow 0.15s,border-color 0.15s;animation:pillBorderFlow 9s ease-in-out infinite}
.external-link-panel a:hover,.external-link-panel a:focus-visible{transform:translateY(-2px);border-color:rgba(125,211,252,0.22);box-shadow:0 0 20px rgba(125,211,252,0.12);outline:none}
.github-profile-card{position:relative;overflow:hidden;display:grid;grid-template-columns:58px minmax(0,1fr) auto;align-items:center;gap:20px;margin-top:14px;padding:22px 24px;background:linear-gradient(180deg,rgba(255,255,255,0.13),rgba(255,255,255,0.05) 50%,rgba(255,255,255,0.028)) padding-box,linear-gradient(180deg,rgba(12,18,31,0.78),rgba(11,17,30,0.58)) padding-box,linear-gradient(130deg,rgba(125,211,252,0.34),rgba(167,139,250,0.24),rgba(125,211,252,0.14)) border-box;box-shadow:inset 0 1px 0 rgba(255,255,255,0.12),0 24px 72px rgba(0,0,0,0.25),0 0 34px rgba(125,211,252,0.045);transition:transform 0.18s,border-color 0.18s,box-shadow 0.18s}
.github-profile-card::before{content:"";position:absolute;inset:0 0 auto;height:1px;background:linear-gradient(90deg,rgba(125,211,252,0.5),rgba(167,139,250,0.28),transparent);opacity:0.68;pointer-events:none}
.github-profile-card::after{content:"";position:absolute;right:-120px;top:-130px;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(125,211,252,0.16),rgba(167,139,250,0.1) 42%,transparent 70%);filter:blur(24px);opacity:0.72;pointer-events:none}
.github-profile-card:hover{transform:translateY(-2px);border-color:rgba(125,211,252,0.24);box-shadow:inset 0 1px 0 rgba(255,255,255,0.15),0 30px 82px rgba(0,0,0,0.32),0 0 30px rgba(125,211,252,0.09)}
.github-profile-card > *{position:relative;z-index:1}
.github-profile-mark{position:relative;display:grid;place-items:center;width:54px;height:54px;border:1px solid rgba(125,211,252,0.32);border-radius:18px;background:linear-gradient(180deg,rgba(255,255,255,0.105),rgba(255,255,255,0.035)) padding-box,linear-gradient(135deg,rgba(125,211,252,0.58),rgba(167,139,250,0.3),rgba(125,211,252,0.18)) border-box;color:rgba(238,246,255,0.94);box-shadow:inset 0 1px 0 rgba(255,255,255,0.14),inset 0 -1px 0 rgba(255,255,255,0.035),0 16px 42px rgba(0,0,0,0.24),0 0 24px rgba(125,211,252,0.085)}
.github-profile-mark::before{content:"";position:absolute;inset:8px;border-radius:14px;background:radial-gradient(circle at 34% 26%,rgba(125,211,252,0.18),transparent 42%),linear-gradient(135deg,rgba(8,11,18,0.38),rgba(20,28,48,0.18));pointer-events:none}
.github-profile-mark::after{content:"";position:absolute;inset:-1px;border-radius:inherit;background:linear-gradient(135deg,rgba(255,255,255,0.22),transparent 34%,rgba(125,211,252,0.08));opacity:0.55;pointer-events:none}
.github-profile-mark svg{position:relative;z-index:1;width:23px;height:23px;fill:currentColor;filter:drop-shadow(0 0 10px rgba(125,211,252,0.16))}
.github-profile-body{display:grid;gap:6px;min-width:0}
.github-profile-body .card-kicker{margin-bottom:0}
.github-profile-body h2{font-family:Inter,system-ui,sans-serif;font-size:21px;font-weight:950;line-height:1.08}
.github-profile-body p{max-width:760px;color:rgba(183,193,209,0.95);font-size:13px;line-height:1.68}
.github-profile-body .github-profile-handle{color:rgba(232,242,255,0.94);font-weight:900;letter-spacing:0.01em}
.github-profile-body .github-profile-extra{color:rgba(215,221,232,0.82)}
.github-card-link{position:relative;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;min-height:40px;white-space:nowrap;padding:0 16px;border-radius:999px;border:1px solid transparent;background:linear-gradient(180deg,rgba(15,23,36,0.94),rgba(8,11,18,0.86)) padding-box,linear-gradient(120deg,rgba(125,211,252,0.54),rgba(167,139,250,0.38),rgba(125,211,252,0.28)) border-box;color:var(--blue);font-size:12px;font-weight:900;box-shadow:inset 0 1px 0 rgba(255,255,255,0.055),0 12px 30px rgba(0,0,0,0.16);transition:transform 0.16s,color 0.16s,box-shadow 0.16s}
.github-card-link::before{content:"";position:absolute;inset:1px;border-radius:inherit;background:linear-gradient(90deg,transparent,rgba(125,211,252,0.09),transparent);opacity:0.72;pointer-events:none}
.github-card-link:hover,.github-card-link:focus-visible{color:var(--text);transform:translateY(-1px);box-shadow:0 0 22px rgba(125,211,252,0.12);outline:none}

.profile-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.profile-card-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.project-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.overview-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.overview-grid .country-card{
  position:relative;overflow:hidden;display:flex;flex-direction:column;align-items:flex-start;
  min-height:196px;
  background:
    linear-gradient(180deg,rgba(255,255,255,0.13),rgba(255,255,255,0.054) 48%,rgba(255,255,255,0.026)) padding-box,
    linear-gradient(145deg,rgba(12,18,31,0.86),rgba(11,17,30,0.62)) padding-box,
    linear-gradient(145deg,rgba(191,219,254,0.34),rgba(255,255,255,0.09) 30%,rgba(167,139,250,0.28) 62%,rgba(125,211,252,0.18)) border-box;
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.12),inset 0 -1px 0 rgba(255,255,255,0.025),0 24px 72px rgba(0,0,0,0.26),0 0 32px rgba(125,211,252,0.035);
  transition:transform 0.18s ease,border-color 0.18s ease,box-shadow 0.18s ease,background 0.18s ease;
}
.overview-grid .country-card:not(:hover):not(:focus-within){
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.12),inset 0 -1px 0 rgba(255,255,255,0.025),0 24px 72px rgba(0,0,0,0.26),0 0 32px rgba(125,211,252,0.035);
}
.overview-grid .country-card::before{
  content:"";position:absolute;inset:0 0 auto;height:1px;
  background:linear-gradient(90deg,rgba(255,255,255,0.26),rgba(125,211,252,0.58),rgba(167,139,250,0.34),transparent);
  opacity:0.78;pointer-events:none;
}
.overview-grid .country-card::after{
  background:
    linear-gradient(135deg,rgba(255,255,255,0.092),transparent 28%,transparent 68%,rgba(125,211,252,0.044)),
    radial-gradient(circle at 18% 12%,rgba(125,211,252,0.07),transparent 34%),
    radial-gradient(circle at 92% 86%,rgba(167,139,250,0.065),transparent 36%);
  opacity:0.72;
}
.country-card::after,.skill-card::after,.edu-item::after,.development-status::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:
    linear-gradient(135deg,rgba(255,255,255,0.095),transparent 26%,transparent 68%,rgba(125,211,252,0.045)),
    radial-gradient(circle at 18% 12%,rgba(125,211,252,0.08),transparent 34%),
    radial-gradient(circle at 92% 86%,rgba(167,139,250,0.07),transparent 36%);
  opacity:0.78;z-index:0;
}
.country-card,.skill-card,.edu-item,.development-status{overflow:hidden}
.country-card > *,.skill-card > *,.edu-item > *,.development-status > *{position:relative;z-index:1}
.overview-grid .country-card:hover{
  transform:translateY(-4px);
  border-color:transparent;
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.14),0 30px 86px rgba(0,0,0,0.34),0 0 40px rgba(125,211,252,0.12),0 0 36px rgba(167,139,250,0.07);
}
.overview-grid .inline-link{margin-top:auto;padding-top:16px}
.country-card{padding:24px 25px}
.country-card p{color:rgba(183,193,209,0.95);font-size:13px;line-height:1.72;margin-top:8px}
.country-card strong,.contact-panel strong{color:var(--text)}
.card-kicker{display:inline-flex;margin-bottom:9px;color:var(--blue);font-size:10px;font-weight:900;letter-spacing:0.13em;line-height:1;text-transform:uppercase}
.blog-feature-card{display:grid;grid-template-columns:minmax(0,0.9fr) minmax(0,1fr);gap:22px;align-items:center;padding:18px}
.blog-feature-media{position:relative;overflow:hidden;border-radius:18px;border:1px solid rgba(255,255,255,0.14);background:#070b1b;box-shadow:inset 0 1px 0 rgba(255,255,255,0.12),0 18px 48px rgba(0,0,0,0.25)}
.blog-feature-media img{display:block;width:100%;height:100%;aspect-ratio:16/10;object-fit:cover;filter:saturate(1.03) contrast(1.02)}
.blog-feature-copy{min-width:0;padding:4px 2px}
.blog-feature-copy h3{font-family:Georgia,serif;color:#fff;font-size:32px;line-height:1.04;letter-spacing:0;margin-bottom:10px;text-wrap:balance}
.blog-feature-copy h3 a{color:inherit}
.blog-feature-copy h3 a:hover,.blog-feature-copy h3 a:focus-visible{color:var(--blue);outline:none}
.blog-feature-copy p{color:rgba(183,193,209,0.95);font-size:14px;line-height:1.72}
.blog-post-hero{padding-bottom:24px}
.blog-post-hero h1{max-width:980px;font-size:72px;line-height:0.98;overflow-wrap:break-word}
.post-meta{color:var(--gold);font-size:12px;font-weight:900;letter-spacing:0.06em}
.blog-article-section{padding-top:18px}
.blog-article-body{max-width:820px;margin:0 auto;padding:30px}
.blog-article-body p{color:rgba(215,221,232,0.86);font-size:16px;line-height:1.85;margin:0 0 18px}
.blog-article-body strong{color:#fff}
.blog-article-body a:not(.btn){color:var(--blue);font-weight:800}
.blog-article-body a:not(.btn):hover,.blog-article-body a:not(.btn):focus-visible{color:var(--text);outline:none}
.blog-article-body h2{margin:30px 0 12px;font-size:32px}
.post-article-image{overflow:hidden;margin:24px 0 26px;border-radius:18px;border:1px solid rgba(255,255,255,0.14);background:#070b1b;box-shadow:inset 0 1px 0 rgba(255,255,255,0.12),0 18px 48px rgba(0,0,0,0.24)}
.post-article-image img{display:block;width:100%;height:auto;filter:saturate(1.03) contrast(1.02)}
.post-dev-notes{margin:30px 0 22px}
.post-dev-notes-toggle-wrap{display:flex;justify-content:center}
.post-dev-notes-panel{margin-top:18px;padding:20px 22px;border:1px solid rgba(125,211,252,0.15);border-radius:16px;background:linear-gradient(180deg,rgba(255,255,255,0.075),rgba(255,255,255,0.032));box-shadow:inset 0 1px 0 rgba(255,255,255,0.08)}
.blog-article-body .post-dev-notes-panel h2{margin:0 0 12px;color:rgba(184,222,255,0.96);font-family:'Inter',system-ui,sans-serif;font-size:15px;font-weight:900;letter-spacing:0.08em;text-transform:uppercase}
.blog-article-body .post-dev-notes-panel h3{margin:16px 0 8px;color:rgba(245,249,255,0.9);font-size:13px;font-weight:900;letter-spacing:0.04em}
.blog-article-body .post-dev-notes-panel p{font-size:14px;line-height:1.75;margin-bottom:12px;color:rgba(215,221,232,0.76)}
.blog-article-body .post-dev-notes-panel p code{padding:1px 5px;border:1px solid rgba(125,211,252,0.16);border-radius:6px;background:rgba(4,8,18,0.28);color:rgba(220,244,255,0.96);font-family:'SFMono-Regular',Consolas,monospace;font-size:0.9em}
.dev-notes-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px 12px;margin:0;padding:0;list-style:none}
.dev-notes-list li{color:rgba(215,221,232,0.78);font-size:13px;line-height:1.55}
.dev-notes-list code{color:rgba(184,222,255,0.96);font-family:'SFMono-Regular',Consolas,monospace;font-size:12px}
.dev-notes-commands{grid-template-columns:1fr}
.dev-notes-commands code{display:inline-flex;align-items:center;min-height:24px;padding:2px 8px;border:1px solid rgba(125,211,252,0.16);border-radius:8px;background:rgba(4,8,18,0.34);color:rgba(220,244,255,0.96)}
.post-link-panel{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.focus-band{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-top:14px;padding:18px 20px;background:linear-gradient(180deg,rgba(255,255,255,0.115),rgba(255,255,255,0.042)) padding-box,linear-gradient(180deg,rgba(12,18,31,0.74),rgba(11,17,30,0.56)) padding-box,linear-gradient(130deg,rgba(125,211,252,0.28),rgba(167,139,250,0.2),rgba(125,211,252,0.11)) border-box;box-shadow:inset 0 1px 0 rgba(255,255,255,0.105),0 22px 66px rgba(0,0,0,0.23)}
.focus-band p{flex:0 0 auto;color:var(--soft);font-size:12px;font-weight:900;letter-spacing:0.08em;text-transform:uppercase}
.focus-tags{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:7px}
.focus-tags span{display:inline-flex;align-items:center;min-height:29px;padding:0 11px;border-radius:999px;border:1px solid rgba(125,211,252,0.17);background:rgba(8,11,18,0.34);color:rgba(215,221,232,0.82);font-size:11px;font-weight:750;line-height:1}
.software-tools-link{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:8px 22px;margin-top:14px;padding:20px 22px;background:linear-gradient(180deg,rgba(255,255,255,0.13),rgba(255,255,255,0.052) 48%,rgba(255,255,255,0.026)) padding-box,linear-gradient(150deg,rgba(17,23,42,0.86),rgba(23,23,64,0.64)) padding-box,linear-gradient(125deg,rgba(125,211,252,0.42),rgba(167,139,250,0.28),rgba(125,211,252,0.18)) border-box;box-shadow:inset 0 1px 0 rgba(255,255,255,0.125),0 24px 72px rgba(0,0,0,0.26),0 0 34px rgba(125,211,252,0.055);transition:transform 0.18s,border-color 0.18s,box-shadow 0.18s}
.software-tools-link::before{content:"";position:absolute;inset:0 0 auto;height:1px;background:linear-gradient(90deg,rgba(125,211,252,0.46),rgba(167,139,250,0.24),transparent);opacity:0.66;pointer-events:none}
.software-tools-link:hover,.software-tools-link:focus-within{transform:translateY(-2px);border-color:rgba(125,211,252,0.26);box-shadow:0 20px 56px rgba(0,0,0,0.22),0 0 24px rgba(125,211,252,0.085);outline:none}
.software-tools-link .card-kicker{grid-column:1/-1;margin-bottom:0}
.software-tools-body{display:grid;gap:7px;min-width:0}
.software-tools-title{color:var(--text);font-size:16px;font-weight:900;letter-spacing:0}
.software-tools-copy{max-width:650px;color:rgba(183,193,209,0.95);font-size:13px;line-height:1.7}
.software-tools-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px;align-self:center}
.software-tools-link .inline-link{margin-top:0;white-space:nowrap;align-self:center;min-height:36px;padding:0 13px;border-radius:999px;border:1px solid transparent;background:linear-gradient(180deg,rgba(15,23,36,0.9),rgba(8,11,18,0.82)) padding-box,linear-gradient(120deg,rgba(125,211,252,0.44),rgba(167,139,250,0.34),rgba(125,211,252,0.26)) border-box;color:var(--blue);box-shadow:inset 0 1px 0 rgba(255,255,255,0.045)}
.software-product-name{margin-top:-6px;color:var(--blue);font-size:clamp(28px,6vw,52px);font-weight:900;letter-spacing:0.01em;line-height:1;text-shadow:0 0 24px rgba(125,211,252,0.16)}
.software-title .legal-mark{display:inline-block;margin:0 0.02em;transform:translateY(-0.38em);font-family:'Inter',system-ui,sans-serif;font-size:0.26em;font-weight:900;letter-spacing:0;color:rgba(215,221,232,0.72);text-shadow:0 0 14px rgba(125,211,252,0.22)}
.software-hero .lead{max-width:760px}
#preview{scroll-margin-top:92px}
.software-preview{position:relative;overflow:hidden;padding:26px;background:linear-gradient(150deg,rgba(50,44,112,0.62),rgba(15,31,72,0.58) 42%,rgba(255,255,255,0.052)) padding-box,linear-gradient(180deg,rgba(10,16,31,0.84),rgba(8,11,18,0.62)) padding-box,linear-gradient(135deg,rgba(125,211,252,0.46),rgba(255,255,255,0.12) 26%,rgba(167,139,250,0.36) 58%,rgba(125,211,252,0.18)) border-box;box-shadow:inset 0 1px 0 rgba(255,255,255,0.14),inset 0 -1px 0 rgba(255,255,255,0.04),0 36px 110px rgba(0,0,0,0.4),0 0 48px rgba(125,211,252,0.1)}
.software-preview::before{content:"";position:absolute;inset:0 0 auto;height:1px;background:linear-gradient(90deg,rgba(255,255,255,0.26),rgba(125,211,252,0.72),rgba(167,139,250,0.44),transparent);pointer-events:none}
.software-preview::after{content:"";position:absolute;right:-110px;top:-128px;width:430px;height:430px;border-radius:50%;background:radial-gradient(circle,rgba(125,211,252,0.24),rgba(167,139,250,0.13) 38%,transparent 72%),linear-gradient(118deg,transparent 34%,rgba(125,211,252,0.16) 44%,transparent 57%);filter:blur(26px) saturate(1.12);pointer-events:none}
.software-preview > *{position:relative;z-index:1}
.preview-gallery-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}
.preview-gallery-item{position:relative;display:grid;gap:11px;margin:0;min-width:0;padding:10px;border:1px solid rgba(255,255,255,0.14);border-radius:24px;background:linear-gradient(180deg,rgba(255,255,255,0.11),rgba(255,255,255,0.055) 48%,rgba(255,255,255,0.03));box-shadow:inset 0 1px 0 rgba(255,255,255,0.12),0 22px 64px rgba(0,0,0,0.28);transition:transform 0.18s,border-color 0.18s,box-shadow 0.18s}
.preview-gallery-item:hover{transform:translateY(-2px);border-color:rgba(125,211,252,0.25);box-shadow:inset 0 1px 0 rgba(255,255,255,0.16),0 28px 76px rgba(0,0,0,0.34),0 0 28px rgba(125,211,252,0.08)}
.preview-gallery-main{grid-column:1/-1}
.preview-gallery-frame{position:relative;overflow:hidden;border-radius:18px;background:#070b1b;aspect-ratio:22/15;border:1px solid rgba(255,255,255,0.16);box-shadow:inset 0 1px 0 rgba(255,255,255,0.14),0 18px 48px rgba(0,0,0,0.26)}
.preview-gallery-frame::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,0.07),transparent 26%,rgba(7,11,27,0.1));pointer-events:none;mix-blend-mode:screen}
.preview-gallery-frame img{display:block;width:100%;height:100%;object-fit:cover;filter:saturate(1.04) contrast(1.03);transform:translateZ(0)}
.preview-gallery-item figcaption{color:rgba(235,242,255,0.9);font-size:12px;font-weight:900;letter-spacing:0.08em;line-height:1.35;text-transform:uppercase}
.preview-app-top{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:18px}
.preview-brand{display:inline-flex;align-items:center;gap:10px;color:var(--text)}
.preview-brand > span{display:grid;place-items:center;width:44px;height:44px;border-radius:15px;background:linear-gradient(135deg,#7c3aed,#1688f0);box-shadow:inset 0 1px 0 rgba(255,255,255,0.22),0 18px 42px rgba(91,92,255,0.3);font-size:12px;font-weight:950}
.preview-brand div{display:grid;gap:2px}
.preview-brand strong{font-size:15px;font-weight:950;line-height:1}
.preview-brand small{color:rgba(215,221,232,0.68);font-size:11px;font-weight:800}
.preview-mode{display:inline-flex;align-items:center;min-height:31px;padding:0 11px;border-radius:999px;border:1px solid rgba(125,211,252,0.2);background:rgba(125,211,252,0.1);color:var(--blue);font-size:11px;font-weight:900;box-shadow:inset 0 1px 0 rgba(255,255,255,0.06)}
.preview-step-dots{display:flex;justify-content:center;gap:8px;margin-bottom:18px}
.preview-step-dots span{display:grid;place-items:center;width:27px;height:27px;border-radius:50%;border:1px solid rgba(215,221,232,0.2);background:rgba(255,255,255,0.052);color:rgba(215,221,232,0.7);font-size:11px;font-weight:900}
.preview-step-dots span.active{background:rgba(255,255,255,0.94);color:#24155c;box-shadow:0 0 20px rgba(125,211,252,0.18)}
.preview-workspace{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,0.75fr);gap:14px;align-items:stretch}
.preview-practice-card,.preview-feedback-card{border:1px solid rgba(255,255,255,0.28);border-radius:24px;background:linear-gradient(180deg,rgba(255,255,255,0.98),rgba(238,245,255,0.94));color:#10162f;box-shadow:inset 0 1px 0 rgba(255,255,255,0.78),inset 0 -1px 0 rgba(79,70,229,0.05),0 28px 72px rgba(0,0,0,0.28)}
.preview-practice-card{padding:20px}
.preview-card-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:13px;color:#697394;font-size:11px;font-weight:950;letter-spacing:0.04em;text-transform:uppercase}
.preview-prompt{display:grid;gap:9px;padding:22px;border-radius:22px;border:1px solid rgba(124,58,237,0.15);background:linear-gradient(135deg,rgba(124,58,237,0.135),rgba(32,199,217,0.125));box-shadow:inset 0 1px 0 rgba(255,255,255,0.5)}
.preview-prompt span{color:#4c1d95;font-size:10px;font-weight:950;letter-spacing:0.12em;text-transform:uppercase}
.preview-prompt strong{color:#11172f;font-family:Georgia,serif;font-size:clamp(24px,4.8vw,48px);line-height:1.05;text-align:center;text-wrap:balance}
.preview-prompt small{color:#5f6886;font-size:12px;font-weight:850;text-align:center}
.preview-record-row{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:14px;padding-top:14px;border-top:1px solid rgba(101,113,154,0.16)}
.preview-record-row > div > span{color:#697394;font-size:11px;font-weight:950;letter-spacing:0.05em;text-transform:uppercase}
.preview-record-row p{margin-top:5px;color:#5f6886;font-size:13px;font-weight:650;line-height:1.45}
.mock-record-button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;min-width:132px;border:0;border-radius:18px;background:linear-gradient(135deg,#7c3aed,#1688f0 58%,#20c7d9);color:#fff;font-size:14px;font-weight:950;box-shadow:inset 0 1px 0 rgba(255,255,255,0.28),inset 0 -10px 18px rgba(36,18,95,0.18),0 18px 42px rgba(59,95,220,0.4)}
.mock-record-button svg{width:18px;height:18px;margin-right:8px;filter:drop-shadow(0 0 8px rgba(255,255,255,0.18))}
.mock-record-button span{color:#fff;font-size:14px;font-weight:950;letter-spacing:0;text-transform:none}
.preview-feedback-card{display:grid;align-content:center;padding:22px;background:linear-gradient(145deg,rgba(255,255,255,0.18),rgba(255,255,255,0.07)) padding-box,linear-gradient(180deg,rgba(10,16,31,0.62),rgba(8,11,18,0.46)) padding-box,linear-gradient(135deg,rgba(125,211,252,0.3),rgba(167,139,250,0.22)) border-box;color:var(--text);box-shadow:inset 0 1px 0 rgba(255,255,255,0.11),0 28px 72px rgba(0,0,0,0.3)}
.preview-feedback-card h3{font-size:20px;line-height:1.18;margin-bottom:9px}
.preview-feedback-card p{color:rgba(215,221,232,0.82);font-size:13px;line-height:1.65}
.preview-feedback-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}
.preview-feedback-tags span{display:inline-flex;align-items:center;min-height:28px;padding:0 10px;border-radius:999px;border:1px solid rgba(125,211,252,0.16);background:rgba(125,211,252,0.07);color:rgba(215,221,232,0.84);font-size:11px;font-weight:800}
.preview-disclaimer{margin-top:14px;color:rgba(215,221,232,0.72);font-size:12px;font-weight:800;text-align:center}
.development-status{padding:22px 24px;background:linear-gradient(180deg,rgba(255,255,255,0.115),rgba(255,255,255,0.04)) padding-box,linear-gradient(180deg,rgba(12,18,31,0.72),rgba(11,17,30,0.55)) padding-box,linear-gradient(135deg,rgba(191,219,254,0.28),rgba(167,139,250,0.18),rgba(125,211,252,0.12)) border-box}
.development-status p{color:var(--muted);font-size:14px;line-height:1.7}
.software-app-link{position:relative;display:grid;grid-template-columns:68px minmax(0,1fr);align-items:center;gap:14px;margin-top:16px;padding:12px 14px;border-radius:18px;border:1px solid transparent;background:linear-gradient(180deg,rgba(255,255,255,0.105),rgba(255,255,255,0.038)) padding-box,linear-gradient(180deg,rgba(13,19,32,0.78),rgba(8,12,22,0.58)) padding-box,linear-gradient(135deg,rgba(125,211,252,0.42),rgba(167,139,250,0.28),rgba(125,211,252,0.12)) border-box;color:var(--text);box-shadow:inset 0 1px 0 rgba(255,255,255,0.11),0 16px 42px rgba(0,0,0,0.18),0 0 22px rgba(125,211,252,0.055);transition:transform 0.16s,border-color 0.16s,box-shadow 0.16s}
.software-app-link::after{content:"";position:absolute;inset:1px;border-radius:inherit;background:linear-gradient(120deg,rgba(125,211,252,0.085),transparent 45%,rgba(167,139,250,0.07));opacity:0.75;pointer-events:none}
.software-app-link:hover,.software-app-link:focus-visible{transform:translateY(-1px);border-color:rgba(125,211,252,0.28);box-shadow:inset 0 1px 0 rgba(255,255,255,0.14),0 20px 50px rgba(0,0,0,0.24),0 0 26px rgba(125,211,252,0.1);outline:none}
.software-app-link > *{position:relative;z-index:1}
.euuuh-app-mark{position:relative;display:grid;place-items:center;isolation:isolate;width:68px;height:68px;border:0;border-radius:20px;background:transparent;box-shadow:none;overflow:visible}
.euuuh-app-mark::before{display:none}
.euuuh-app-mark::after{content:"";position:absolute;z-index:0;inset:7px;border-radius:18px;background:radial-gradient(circle at 34% 26%,rgba(125,211,252,0.26),transparent 45%),radial-gradient(circle at 78% 72%,rgba(167,139,250,0.2),transparent 52%);filter:blur(8px);opacity:0.55;pointer-events:none}
.euuuh-logo-img{position:relative;z-index:1;width:100%;height:100%;max-width:none;object-fit:contain;border-radius:0;clip-path:inset(3px round 18px);transform:none;filter:saturate(1.05) contrast(1.02) drop-shadow(0 0 8px rgba(125,211,252,0.16))}
.euuuh-logo-cn{display:none}
html[lang="zh-CN"] .euuuh-logo-en{display:none}
html[lang="zh-CN"] .euuuh-logo-cn{display:block}
.software-app-copy{display:grid;gap:3px;min-width:0}
.software-app-copy strong{font-size:13px;font-weight:950;letter-spacing:0.01em}
.software-app-copy span{color:rgba(183,193,209,0.9);font-size:12px;font-weight:850;line-height:1.35}
.timeline{position:relative;display:grid;gap:10px;padding-left:28px}
.timeline::before{content:"";position:absolute;left:13px;top:14px;bottom:14px;width:1px;background:rgba(125,211,252,0.28)}
.timeline-item{position:relative;display:grid;grid-template-columns:32px 1fr;gap:12px;align-items:start;padding:14px 16px 14px 0}
.timeline-marker{position:relative;z-index:1;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:#0f1724;border:1px solid rgba(125,211,252,0.34);color:var(--blue);font-size:11px;font-weight:800}
.timeline-title{color:#fff;font-size:15px;font-weight:800;margin-bottom:4px}
.timeline-item p:not(.timeline-title){color:var(--muted);font-size:13px;line-height:1.6}
.timeline-item.featured{border-radius:16px;background:rgba(125,211,252,0.055)}
.timeline-item.featured .timeline-marker{background:var(--blue);color:#07111f;border-color:var(--blue)}

.contact-panel{position:relative;isolation:isolate;overflow:hidden;display:flex;flex-direction:column;gap:16px;padding:24px 26px;margin-top:8px}
.contact-panel::before{
  content:"";position:absolute;top:-30px;left:50%;z-index:0;width:270px;height:270px;border-radius:50%;
  transform:translateX(-50%);
  background:
    radial-gradient(circle at 36% 36%,rgba(125,211,252,0.44),transparent 34%),
    radial-gradient(circle at 64% 62%,rgba(167,139,250,0.36),transparent 42%),
    radial-gradient(circle at 50% 50%,rgba(125,211,252,0.16),transparent 70%);
  filter:blur(34px);opacity:0.42;pointer-events:none;animation:soAuraBreath 7.4s ease-in-out infinite;
}
.contact-panel::after{
  content:"";position:absolute;top:-2px;left:50%;z-index:2;width:166px;height:166px;border-radius:50%;
  transform:translateX(-50%);
  background:
    radial-gradient(circle at 35% 38%,rgba(125,211,252,0.32),transparent 36%),
    radial-gradient(circle at 66% 58%,rgba(167,139,250,0.28),transparent 42%),
    radial-gradient(circle at 50% 50%,rgba(255,255,255,0.08),transparent 58%);
  filter:blur(14px);mix-blend-mode:screen;opacity:0;pointer-events:none;animation:soAuraGather 8.2s ease-in-out infinite;
}
.contact-panel > :not(.language-cloud){position:relative;z-index:1}
.contact-panel p{color:rgba(167,176,192,0.92);font-size:13px;line-height:1.68;margin-top:6px}
.contact-panel .btn{align-self:flex-start}
.contact-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:2px}

footer{padding:30px 0 8px;display:flex;align-items:center;justify-content:space-between;color:rgba(255,255,255,0.42);font-size:12px}
.footer-github-link{position:relative;display:inline-grid;place-items:center;width:44px;height:44px;border:1px solid rgba(125,211,252,0.24);border-radius:14px;background:linear-gradient(180deg,rgba(255,255,255,0.085),rgba(255,255,255,0.028)) padding-box,linear-gradient(135deg,rgba(125,211,252,0.42),rgba(167,139,250,0.26),rgba(125,211,252,0.12)) border-box;color:rgba(232,242,255,0.82);box-shadow:inset 0 1px 0 rgba(255,255,255,0.105),0 12px 34px rgba(0,0,0,0.18),0 0 18px rgba(125,211,252,0.055);transition:transform 0.16s,border-color 0.16s,color 0.16s,box-shadow 0.16s}
.footer-github-link::before{content:"";width:18px;height:18px;background:currentColor;-webkit-mask:url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M12 .5C5.65.5.5 5.65.5 12c0 5.08 3.29 9.39 7.86 10.91.58.11.79-.25.79-.56v-2.13c-3.2.7-3.88-1.36-3.88-1.36-.52-1.32-1.27-1.67-1.27-1.67-1.04-.71.08-.7.08-.7 1.15.08 1.75 1.18 1.75 1.18 1.02 1.75 2.68 1.24 3.34.95.1-.74.4-1.24.73-1.53-2.56-.29-5.25-1.28-5.25-5.7 0-1.26.45-2.29 1.18-3.1-.12-.29-.51-1.47.11-3.06 0 0 .96-.31 3.16 1.18.92-.26 1.9-.38 2.88-.39.98.01 1.96.13 2.88.39 2.2-1.49 3.16-1.18 3.16-1.18.62 1.59.23 2.77.11 3.06.74.81 1.18 1.84 1.18 3.1 0 4.43-2.7 5.4-5.27 5.69.41.36.78 1.06.78 2.14v3.17c0 .31.21.68.79.56A11.51 11.51 0 0 0 23.5 12C23.5 5.65 18.35.5 12 .5Z'/%3E%3C/svg%3E") center/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M12 .5C5.65.5.5 5.65.5 12c0 5.08 3.29 9.39 7.86 10.91.58.11.79-.25.79-.56v-2.13c-3.2.7-3.88-1.36-3.88-1.36-.52-1.32-1.27-1.67-1.27-1.67-1.04-.71.08-.7.08-.7 1.15.08 1.75 1.18 1.75 1.18 1.02 1.75 2.68 1.24 3.34.95.1-.74.4-1.24.73-1.53-2.56-.29-5.25-1.28-5.25-5.7 0-1.26.45-2.29 1.18-3.1-.12-.29-.51-1.47.11-3.06 0 0 .96-.31 3.16 1.18.92-.26 1.9-.38 2.88-.39.98.01 1.96.13 2.88.39 2.2-1.49 3.16-1.18 3.16-1.18.62 1.59.23 2.77.11 3.06.74.81 1.18 1.84 1.18 3.1 0 4.43-2.7 5.4-5.27 5.69.41.36.78 1.06.78 2.14v3.17c0 .31.21.68.79.56A11.51 11.51 0 0 0 23.5 12C23.5 5.65 18.35.5 12 .5Z'/%3E%3C/svg%3E") center/contain no-repeat;filter:drop-shadow(0 0 9px rgba(125,211,252,0.14))}
.footer-github-link::after{content:"";position:absolute;inset:1px;border-radius:inherit;background:linear-gradient(135deg,rgba(255,255,255,0.16),transparent 38%,rgba(125,211,252,0.055));opacity:0.72;pointer-events:none}
.footer-github-link:hover,.footer-github-link:focus-visible{color:rgba(248,250,252,0.96);transform:translateY(-1px);border-color:rgba(125,211,252,0.36);box-shadow:inset 0 1px 0 rgba(255,255,255,0.14),0 16px 40px rgba(0,0,0,0.22),0 0 22px rgba(125,211,252,0.1);outline:none}

@media(hover:hover) and (pointer:fine){
  .profile-orbit:hover .hero-profile-photo{transform:scale(1.035);filter:saturate(1.04) brightness(1.03)}
  .profile-orbit:hover::before{opacity:0.98;transform:scale(1.04)}
  .profile-orbit:hover{box-shadow:0 0 0 1px rgba(255,255,255,0.12),0 20px 56px rgba(0,0,0,0.34),0 0 42px rgba(125,211,252,0.24),0 0 62px rgba(167,139,250,0.18)}
}

@media(max-width:700px){
  .skill-grid,.profile-card-grid,.profile-card-grid.three,.overview-grid,.project-grid,.research-grid{grid-template-columns:1fr}
  .research-grid article:first-child{grid-column:auto}
}

@media(max-width:759px){
  body::before,.site-background::before{
    filter:blur(18px) saturate(1.08);
    opacity:0.62;
    animation:none;
  }
  .site-background-parallax{will-change:auto;transform:none!important}
  .site-aurora-blob{
    filter:blur(32px) saturate(1.08);
    opacity:0.56;
    animation:none;
  }
  .shader-background{opacity:0.32;filter:saturate(1.04) contrast(1.05)}
  .language-switcher,.dropdown,.nav-link,.software-nav-cta,.more-btn,.software-drop-cta,.pill,.hero-scroll-cue,.continue-scroll-cue,.dev-notes-toggle,.btn,.glass{
    -webkit-backdrop-filter:blur(10px) saturate(1.06);
    backdrop-filter:blur(10px) saturate(1.06);
  }
  .language-switcher button.is-active,.nav-link,.software-nav-cta,.software-nav-cta::after,.more-btn,.software-drop-cta,.software-drop-cta::after,.learning-actions a,.external-link-panel a,.lang-token,.hero::before,.hero::after,.hero-scroll-cue,.hero-scroll-cue::after,.hero-scroll-cue .scroll-arrow,.continue-scroll-cue,.continue-scroll-cue::after,.continue-scroll-cue .scroll-arrow,.dev-notes-toggle,.dev-notes-toggle::after,.dev-notes-toggle .scroll-arrow,.btn,.btn::after,.github-profile-card,.github-card-link,.footer-github-link{
    animation:none;
  }
  .hero::before{opacity:0.54;filter:blur(3px)}
  .hero::after{display:none}
  body.cursor-tube-visible .site-cursor-tube-canvas{opacity:0.3}
  .site-cursor-tube-canvas{filter:saturate(0.9) brightness(0.92);transform:translateZ(0) scale(0.82)}
  .site-cursor-aura{width:86px;height:86px}
  body.cursor-aura-visible .site-cursor-aura{opacity:0.28}
}

@media(hover:none),(pointer:coarse){
  .site-cursor-tube-canvas,.site-cursor-aura{display:none}
}

@media(max-width:560px){
  .page{width:min(100% - 24px,1000px);padding-top:12px}
  .language-switcher{top:70px;bottom:auto;left:12px;z-index:130}
  .language-switcher button{min-height:36px;padding:0 12px;font-size:11px}
  .nav{align-items:flex-start}
  .brand{margin-left:0}
  .brand{font-size:12px;letter-spacing:0.055em}
  .brand-domain{font-size:7px;letter-spacing:0.085em}
  .brand-mark{width:36px;height:36px}
  .hero{padding:22px 0 32px;gap:14px}
  .home-hero{min-height:calc(100vh - 88px);min-height:calc(100svh - 88px);justify-content:center;padding:34px 0 clamp(70px,12svh,116px)}
  .hero::before{top:-62px;width:390px;height:390px}
  .hero::after{top:-6px;width:178px;height:178px}
  .desktop-drop-link{display:none}
  .profile-orbit{width:210px;height:210px;padding:4px}
  .hero-profile-badge{right:4px;bottom:8px;width:50px;height:50px;padding:5px}
  .hero-logo{width:96px;height:96px}
  .home-hero .lead{max-width:340px;font-size:15px;line-height:1.72}
  .hero-scroll-cue{min-height:46px;min-width:142px;margin-top:clamp(10px,2.6svh,24px);padding:0 22px;font-size:13px}
  .continue-scroll-wrap{margin-top:18px}
  .continue-scroll-cue{min-height:38px;padding:0 16px;font-size:12px}
  h1{max-width:100%;font-size:clamp(40px,15vw,64px);line-height:0.96}
  .section-head{display:block}
  .section-note{margin-top:8px}
  .section{padding:24px 0}
  .home-profile{padding-top:22px}
  #software-preview{scroll-margin-top:40px}
  .home-profile .section-head{margin-top:24px}
  #academic-profile{scroll-margin-top:96px}
  #external-profiles{scroll-margin-top:96px}
  .country-card,.skill-card,.contact-panel{padding:19px}
  .blog-feature-card{grid-template-columns:1fr;gap:16px;padding:14px}
  .blog-feature-media{border-radius:16px}
  .blog-feature-copy{padding:0 2px 3px}
  .blog-feature-copy h3{font-size:25px}
  .blog-post-hero h1{font-size:43px;line-height:1.02}
  .blog-article-body{padding:21px}
  .blog-article-body p{font-size:15px;line-height:1.78}
  .blog-article-body h2{font-size:26px}
  .post-article-image{margin:20px 0 22px;border-radius:16px}
  .post-dev-notes{margin:26px 0 20px}
  .post-dev-notes-panel{padding:17px}
  .blog-article-body .post-dev-notes-panel h2{font-size:13px;line-height:1.35}
  .blog-article-body .post-dev-notes-panel p{font-size:13px;line-height:1.68}
  .dev-notes-list{grid-template-columns:1fr}
  .post-link-panel .btn{width:100%}
  .overview-grid .country-card{min-height:auto}
  .country-card p,.skill-desc,.edu-field,.section-note{font-size:14px}
  .edu-item{grid-template-columns:1fr;gap:6px}
  .learning-links,.external-link-panel{align-items:flex-start;flex-direction:column}
  .github-profile-card{grid-template-columns:1fr;align-items:flex-start;gap:14px;padding:19px}
  .github-profile-mark{width:46px;height:46px;border-radius:15px}
  .github-profile-mark::before{inset:7px;border-radius:12px}
  .github-profile-mark svg{width:21px;height:21px}
  .github-card-link{width:100%;white-space:normal;text-align:center}
  .focus-band{flex-direction:column;gap:12px}
  .focus-tags{justify-content:flex-start}
  .software-tools-link{grid-template-columns:1fr;gap:8px;padding:18px}
  .software-tools-actions{justify-content:flex-start}
  .software-tools-link .inline-link{padding-top:4px}
  .software-app-link{grid-template-columns:56px minmax(0,1fr);gap:12px;padding:11px 12px}
  .euuuh-app-mark{width:56px;height:56px;border-radius:17px}
  .euuuh-logo-img{border-radius:0}
  .software-title .legal-mark{margin-left:-0.12em;margin-right:-0.04em;transform:translate(-0.03em,-0.45em);font-size:0.22em}
  .preview-gallery-grid{grid-template-columns:1fr;gap:14px}
  .preview-gallery-main{grid-column:auto}
  .preview-gallery-item{padding:8px;border-radius:20px}
  .preview-gallery-frame{border-radius:15px}
  .preview-gallery-item figcaption{font-size:11px}
  .preview-workspace{grid-template-columns:1fr}
  .preview-app-top,.preview-record-row{align-items:flex-start;flex-direction:column}
  .software-preview{padding:19px}
  .mock-record-button{width:100%}
  footer{flex-direction:column;gap:8px}
  .nav-link,.software-nav-cta{display:none}
  .more-menu{margin-left:auto}
  .more-btn{min-height:44px;padding:0 18px}
  .dropdown{right:0;width:calc(100vw - 24px);min-width:0;max-height:72vh;overflow-y:auto;padding:8px}
  .mobile-main-links{display:block}
  .drop-item{min-height:44px;padding:11px 12px;font-size:14px}
  .mobile-software-cta{display:grid}
  .software-drop-cta{margin:9px 4px 3px;padding:13px}
  .software-drop-main{font-size:12.5px}
  .software-drop-sub{font-size:11px}
  .drop-group-title{padding-top:9px}
  .lang-token{font-size:11px;color:rgba(215,221,232,0.16);border-color:rgba(125,211,252,0.1)}
  .token-8,.token-10,.token-12,.token-14,.token-16{display:none}
}

.brand:focus-visible,.nav-link:focus-visible,.software-nav-cta:focus-visible,.more-btn:focus-visible,.drop-item:focus-visible,.software-drop-cta:focus-visible,.btn:focus-visible,.hero-scroll-cue:focus-visible,.continue-scroll-cue:focus-visible,.dev-notes-toggle:focus-visible,.inline-link:focus-visible,.learning-actions a:focus-visible,.external-link-panel a:focus-visible,.github-card-link:focus-visible,.footer-github-link:focus-visible,.software-app-link:focus-visible,.language-switcher button:focus-visible{
  outline:2px solid rgba(125,211,252,0.75);
  outline-offset:3px;
}

@keyframes languageDrift{
  0%,100%{transform:translate3d(0,0,0);opacity:0.35}
  45%{transform:translate3d(12px,-14px,0);opacity:0.72}
  70%{transform:translate3d(-10px,8px,0);opacity:0.5}
}
@keyframes heroLogoIn{
  from{opacity:0.72;transform:translateY(8px) scale(0.94)}
  to{opacity:1;transform:translateY(0) scale(1)}
}
@keyframes soBubbleDrift{
  0%,100%{transform:translate3d(0,0,0) scale(1)}
  34%{transform:translate3d(2px,-6px,0) scale(1.018)}
  68%{transform:translate3d(-2px,-3px,0) scale(0.998)}
}
@keyframes soBubbleGlow{
  0%,100%{filter:drop-shadow(0 0 14px rgba(125,211,252,0.24))}
  42%{filter:drop-shadow(0 0 24px rgba(125,211,252,0.44)) drop-shadow(0 0 40px rgba(167,139,250,0.26))}
  72%{filter:drop-shadow(0 0 18px rgba(167,139,250,0.32))}
}
@keyframes soAuraBreath{
  0%,100%{opacity:0.42;transform:translateX(-50%) translateY(10px) scale(0.86)}
  48%{opacity:0.72;transform:translateX(-50%) translateY(-8px) scale(1.12)}
}
@keyframes soAuraGather{
  0%,16%,100%{opacity:0;transform:translateX(-50%) translateY(12px) scale(0.8)}
  44%{opacity:0.62;transform:translateX(calc(-50% - 10px)) translateY(-8px) scale(1.08)}
  72%{opacity:0.34;transform:translateX(calc(-50% + 8px)) translateY(-2px) scale(1.18)}
}
@keyframes ambientAuroraDrift{
  0%,100%{transform:translate3d(0,0,0) scale(1);opacity:0.5}
  22%{transform:translate3d(2.2vw,1.2vh,0) scale(1.025);opacity:0.62}
  48%{transform:translate3d(4.8vw,3.1vh,0) scale(1.045);opacity:0.72}
  72%{transform:translate3d(-2.6vw,4.4vh,0) scale(1.01);opacity:0.58}
  88%{transform:translate3d(-3.8vw,1.8vh,0) scale(0.99);opacity:0.52}
}
@keyframes globalAuroraBreathe{
  0%,100%{transform:translate3d(0,0,0) scale(1);opacity:0.72}
  28%{transform:translate3d(1.1vw,-0.6vh,0) scale(1.03);opacity:0.88}
  52%{transform:translate3d(1.6vw,-1.1vh,0) scale(1.045);opacity:0.94}
  76%{transform:translate3d(-1.2vw,1.5vh,0) scale(1.01);opacity:0.82}
}
@keyframes auroraDriftA{
  0%,100%{transform:translate3d(0,0,0) rotate(var(--rotate,0deg)) scale(1)}
  20%{transform:translate3d(64px,28px,0) rotate(calc(var(--rotate,0deg) + 1.4deg)) scale(1.02)}
  40%{transform:translate3d(142px,86px,0) rotate(calc(var(--rotate,0deg) + 2.8deg)) scale(1.06)}
  60%{transform:translate3d(28px,124px,0) rotate(calc(var(--rotate,0deg) + 1.1deg)) scale(1.03)}
  80%{transform:translate3d(-68px,96px,0) rotate(calc(var(--rotate,0deg) - 1.6deg)) scale(0.97)}
}
@keyframes auroraDriftB{
  0%,100%{transform:translate3d(0,0,0) rotate(var(--rotate,0deg)) scale(1)}
  24%{transform:translate3d(-78px,36px,0) rotate(calc(var(--rotate,0deg) - 1.2deg)) scale(1.02)}
  46%{transform:translate3d(-128px,92px,0) rotate(calc(var(--rotate,0deg) - 2.9deg)) scale(1.065)}
  68%{transform:translate3d(48px,58px,0) rotate(calc(var(--rotate,0deg) - 0.6deg)) scale(1.02)}
  86%{transform:translate3d(92px,-28px,0) rotate(calc(var(--rotate,0deg) + 1.8deg)) scale(1.01)}
}
@keyframes auroraDriftC{
  0%,100%{transform:translate3d(0,0,0) rotate(var(--rotate,0deg)) scale(1)}
  26%{transform:translate3d(-52px,-32px,0) rotate(calc(var(--rotate,0deg) + 2.2deg)) scale(1.04)}
  52%{transform:translate3d(-108px,-78px,0) rotate(calc(var(--rotate,0deg) + 4.2deg)) scale(1.09)}
  74%{transform:translate3d(-24px,-48px,0) rotate(calc(var(--rotate,0deg) + 1.5deg)) scale(1.02)}
}
@keyframes heroFadeUp{
  from{opacity:0.78;transform:translateY(10px)}
  to{opacity:1;transform:translateY(0)}
}
@keyframes buttonGradientFlow{
  0%,100%{background-position:0% 50%}
  50%{background-position:100% 50%}
}
@keyframes pillBorderFlow{
  0%,100%{background-position:0 0,0% 50%}
  50%{background-position:0 0,100% 50%}
}
@keyframes buttonShimmer{
  0%,38%,100%{background-position:-160% 0,0 0}
  62%{background-position:160% 0,0 0}
}
@keyframes scrollArrowDrop{
  0%,100%{transform:translateY(-4px);opacity:0.62}
  42%{transform:translateY(3px);opacity:1}
  68%{transform:translateY(1px);opacity:0.82}
}
@keyframes softwareCtaShine{
  0%,42%,100%{left:-70%;opacity:0}
  52%{opacity:0.85}
  66%{left:128%;opacity:0}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  body::before,.site-background::before,.site-aurora-blob,.nav-link,.software-nav-cta,.software-nav-cta::after,.more-btn,.software-drop-cta,.software-drop-cta::after,.learning-actions a,.external-link-panel a,.github-profile-card,.github-card-link,.footer-github-link,.site-cursor-tube-canvas,.site-cursor-aura,.lang-token,.hero-logo,.home-hero .hero-logo,.home-hero .hero-identity,.home-hero h1,.home-hero .pill,.home-hero .hero-copy,.home-hero .actions,.home-hero .hero-scroll-cue,.profile-orbit,.profile-orbit::before,.hero-profile-photo,.hero-scroll-cue,.hero-scroll-cue::before,.hero-scroll-cue::after,.hero-scroll-cue .scroll-arrow,.continue-scroll-cue,.continue-scroll-cue::before,.continue-scroll-cue::after,.continue-scroll-cue .scroll-arrow,.dev-notes-toggle,.dev-notes-toggle::before,.dev-notes-toggle::after,.dev-notes-toggle .scroll-arrow,.btn,.btn::before,.btn::after,.hero::before,.hero::after,.contact-panel::before,.contact-panel::after,.language-switcher button.is-active{
    animation:none;
    transition:none;
  }
  .profile-orbit:hover .hero-profile-photo{transform:none;filter:none}
  .shader-background,.site-cursor-tube-canvas,.site-cursor-aura{display:none}
}