:root{--ksyt-brand:#4f9cff;--ksyt-ink:#f4f7fb;--ksyt-muted:#aab7c8;--ksyt-line:#33445b}html,body{min-height:100%;margin:0}body{background:#101a2b;color:var(--ksyt-ink);font-family:"Microsoft YaHei",Arial,sans-serif}.layui-container{width:100%;height:100vh;padding:0;background:radial-gradient(circle at 15% 20%,#203b60 0,#101a2b 48%,#0b1220 100%);display:flex;align-items:center;justify-content:center}.admin-login-background{width:min(1080px,calc(100% - 48px));height:auto;margin:0;padding:0}.login-form{width:380px;margin:0 auto;background:#fff;border:0;border-radius:10px;padding:34px 36px;box-shadow:0 24px 70px rgba(0,0,0,.38)}.logo-title{text-align:left;padding:0 0 28px}.logo-title h1{margin:0;color:#172033;font-size:28px}.login-form .layui-form-item input{height:44px;border-radius:4px;border-color:#d0d5dd}.captcha,.captcha-img{display:none}.login-form .layui-btn{height:44px;border-radius:4px;background:var(--ksyt-brand)}@media(max-width:640px){.layui-container{padding:20px;box-sizing:border-box}.admin-login-background{width:100%}.login-form{width:auto;padding:28px 22px}}