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0);background-size:72px 72px;transform:perspective(560px) rotateX(64deg);transform-origin:center top;-webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.8),transparent 90%);mask-image:linear-gradient(180deg,rgba(0,0,0,.8),transparent 90%);opacity:.55}.gate-fx-dots{position:absolute;inset:0;background-image:radial-gradient(circle,rgba(255,255,255,.7) 0 1px,transparent 2px),radial-gradient(circle,rgba(126,249,255,.65) 0 1px,transparent 2px);background-size:170px 130px,230px 190px;background-position:12px 28px,80px 110px;opacity:.32;animation:gateDrift 24s linear infinite}.gate-bar{z-index:2;height:clamp(68px,10vh,92px);justify-content:center;padding:0 20px}.gate-bar,.gate-menu{position:relative;display:flex;align-items:center}.gate-menu{gap:clamp(26px,4.2vw,54px);padding:12px 52px;border:1px solid rgba(126,249,255,.32);background:linear-gradient(180deg,rgba(8,30,50,.78),rgba(4,18,34,.5));-webkit-clip-path:polygon(20px 0,calc(100% - 20px) 0,100% 50%,calc(100% - 20px) 100%,20px 100%,0 50%);clip-path:polygon(20px 0,calc(100% - 20px) 0,100% 50%,calc(100% - 20px) 100%,20px 100%,0 50%);box-shadow:0 0 28px rgba(34,211,238,.14),inset 0 0 22px rgba(34,211,238,.06)}.gate-menu a{position:relative;font-size:clamp(14px,1.15vw,17px);letter-spacing:.1em;color:rgba(234,248,255,.75);transition:color .2s ease,text-shadow .2s ease}.gate-menu a.on,.gate-menu a:hover{color:#fff;text-shadow:0 0 14px rgba(126,249,255,.7)}.gate-menu a.on:after{content:"";position:absolute;left:50%;bottom:-9px;width:6px;height:6px;border-radius:50%;transform:translateX(-50%);background:#7ef9ff;box-shadow:0 0 12px #7ef9ff}.gate-menu-cap{position:absolute;top:50%;width:10px;height:10px;border:1.5px solid rgba(126,249,255,.75);transform:translateY(-50%) rotate(45deg)}.gate-menu-cap.left{left:10px}.gate-menu-cap.right{right:10px}.gate-logout{position:absolute;right:clamp(16px,3vw,40px);top:50%;transform:translateY(-50%);height:34px;padding:0 16px;border-radius:8px;border:1px solid rgba(34,211,238,.42);background:rgba(4,24,40,.55);color:#9fe8f7;font-size:13px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.gate-logout:hover{color:#fff;border-color:rgba(34,211,238,.85);box-shadow:0 0 16px rgba(34,211,238,.28)}.gate-body{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:clamp(28px,5.5vh,60px);min-height:calc(100dvh - 150px);padding:1vh 4vw 9vh}.gate-body h1{margin:0;text-align:center;font-size:clamp(28px,3.7vw,54px);font-weight:700;letter-spacing:.14em;line-height:1.25;color:#fff;text-shadow:0 0 26px rgba(34,211,238,.4),0 4px 18px rgba(0,0,0,.45);animation:gateIn .65s ease both}.gate-cards{width:min(1100px,92vw);display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:clamp(16px,3vw,44px);gap:clamp(16px,3vw,44px)}.gate-card{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;aspect-ratio:1/1.04;min-height:220px;padding:18px 14px 30px;color:#eaf8ff;text-decoration:none;transition:transform .25s ease,filter .25s ease;animation:gateIn .75s ease both}.gate-card:hover{transform:translateY(-8px) scale(1.02);filter:drop-shadow(0 14px 30px rgba(34,211,238,.3))}.gate-card-border{position:absolute;inset:0;border:1.5px solid rgba(126,249,255,.58);background:linear-gradient(180deg,rgba(6,32,54,.38),rgba(3,16,32,.58));box-shadow:inset 0 0 0 1px rgba(126,249,255,.12),0 0 30px rgba(34,211,238,.18);-webkit-clip-path:polygon(16px 0,calc(100% - 16px) 0,100% 16px,100% calc(100% - 16px),calc(100% - 16px) 100%,16px 100%,0 calc(100% - 16px),0 16px);clip-path:polygon(16px 0,calc(100% - 16px) 0,100% 16px,100% calc(100% - 16px),calc(100% - 16px) 100%,16px 100%,0 calc(100% - 16px),0 16px)}.gate-card-border:after,.gate-card-border:before{content:"";position:absolute;width:18px;height:18px;border:2px solid #7ef9ff;box-shadow:0 0 10px rgba(126,249,255,.55)}.gate-card-border:before{top:8px;left:8px;border-right:0;border-bottom:0}.gate-card-border:after{right:8px;bottom:8px;border-left:0;border-top:0}.gate-card-base{position:absolute;left:16%;right:16%;bottom:22%;height:42%;border-radius:50%;background:radial-gradient(ellipse at center,rgba(126,249,255,.38),transparent 68%),conic-gradient(from 0deg,transparent 0 18%,rgba(34,211,238,.36) 24%,transparent 30% 70%,rgba(34,211,238,.28) 76%,transparent 82%);opacity:.95}.gate-card-icon{position:relative;z-index:1;width:clamp(74px,8.2vw,100px);height:clamp(74px,8.2vw,100px);margin-bottom:18%;filter:drop-shadow(0 0 16px rgba(126,249,255,.5))}.gate-card-icon svg{width:100%;height:100%;display:block}.gate-card-name{position:relative;z-index:1;font-size:clamp(16px,1.45vw,21px);font-weight:600;letter-spacing:.18em;text-shadow:0 0 12px rgba(34,211,238,.45)}.gate-foot{position:absolute;z-index:2;left:0;right:0;bottom:clamp(18px,3.5vh,40px);text-align:center;font-size:clamp(14px,1.2vw,18px);letter-spacing:.32em;color:rgba(234,248,255,.9);text-shadow:0 0 16px rgba(34,211,238,.28)}@keyframes gatePulse{0%,to{opacity:.42;transform:translate(-50%,-50%) scale(1)}50%{opacity:.72;transform:translate(-50%,-50%) scale(1.08)}}@keyframes gateWave{0%,to{transform:translateX(-2%) scaleY(1)}50%{transform:translateX(2%) scaleY(1.08)}}@keyframes gateDrift{0%{background-position:12px 28px,80px 110px}to{background-position:190px -90px,-140px 300px}}@keyframes gateIn{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}@media (max-width:900px){.gate-menu{gap:14px;padding:10px 30px}.gate-menu a{font-size:13px;letter-spacing:.04em}.gate-cards{grid-template-columns:1fr;width:min(340px,88vw);gap:14px}.gate-card{aspect-ratio:16/9;min-height:128px;flex-direction:row;justify-content:flex-start;gap:18px;padding:16px 20px}.gate-card-icon{width:56px;height:56px;margin:0}.gate-card-base{display:none}.gate-body{min-height:calc(100dvh - 120px);justify-content:flex-start;padding-top:28px;padding-bottom:72px}.gate-body h1{font-size:22px;letter-spacing:.06em}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}