:root{font-family:"Noto Sans SC","Helvetica Neue",Helvetica,"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:#262626;background:#004080;--primary:#004080}*{box-sizing:border-box}body{margin:0;min-width:320px}.portal-page{min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:space-between;gap:32px;padding:48px 24px 28px;background:var(--primary)}.portal-content{display:flex;flex:1;flex-direction:column;align-items:center;justify-content:center;gap:0;width:min(100%,840px);text-align:center}.portal-logo-wrap{display:flex;flex-direction:column;align-items:center}.portal-logo{width:min(100%,440px);height:auto;border:0}.portal-slogan{margin:12px 0 80px;color:#fff;font-size:18px;font-weight:600;letter-spacing:.12em}.portal-system-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;width:100%}.portal-card{min-height:212px;padding:30px 34px;border:1px solid rgba(255,255,255,.34);border-radius:16px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px;background:rgba(0,51,102,.34);box-shadow:0 16px 34px rgba(0,25,51,.24)}.portal-card-pending{border-color:rgba(255,255,255,.3);background:rgba(255,255,255,.11)}.portal-title{margin:0;color:#fff;font-size:24px;font-weight:600;letter-spacing:.03em}.portal-enter-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 34px;border:1px solid #fff;border-radius:10px;background:#fff;color:var(--primary);font-size:15px;font-weight:600;text-decoration:none;transition:transform .18s ease,box-shadow .18s ease}.portal-enter-btn:hover{transform:translateY(-1px);box-shadow:0 7px 16px rgba(0,32,64,.2)}.portal-enter-btn:focus-visible{outline:3px solid rgba(255,255,255,.72);outline-offset:3px}.portal-pending-label{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 34px;border:1px solid rgba(255,255,255,.62);border-radius:10px;color:#fff;font-size:15px;font-weight:500}.portal-footer{padding:0;text-align:center;color:rgba(255,255,255,.74);font-size:13px}@media(max-width:640px){.portal-page{gap:24px;padding:32px 18px 22px}.portal-content{justify-content:flex-start}.portal-logo{width:min(100%,280px)}.portal-slogan{margin-bottom:32px;font-size:16px}.portal-system-grid{grid-template-columns:1fr;gap:14px}.portal-card{min-height:0;padding:28px 24px;gap:20px}.portal-title{font-size:21px}.portal-footer{font-size:12px}}