/* 背景铺满视口；主要内容在宽屏居中，避免卡片和文字被拉散。 */
html,body{width:100%;min-width:0;margin:0;font-size:16px;line-height:1.7}
body{background:#f1faff}
.header,#main>.frame,.footer,
body:has(.intake-hero) .header,
body:has(.intake-hero) #main>.frame,
body:has(.intake-hero) .footer{width:100%;max-width:1480px;margin-left:auto;margin-right:auto}
#main{width:100%;background:#f1faff}
.header{height:88px;padding:0 clamp(22px,4vw,72px)}
.brand{gap:12px}
.brand img{width:205px;height:78px;object-fit:contain}
.brand-lockup{display:flex;flex-direction:column;min-width:160px;line-height:1.05;color:#082f61}
.brand-lockup strong{font-size:25px;letter-spacing:.08em}
.brand-lockup small{margin-top:8px;font-size:10px;letter-spacing:.2em;color:#71839a}
.brand p{font-size:15px;margin-left:8px}
.nav a{font-size:16px;padding:12px 15px}
.head-tools{font-size:14px}
.page,.home-section,.premium-section{padding-left:clamp(28px,4vw,76px);padding-right:clamp(28px,4vw,76px)}
.premium-home-hero,.intake-hero,.home-alt,.hero{width:100%}
.premium-home-copy h1,.intake-copy h1{font-size:clamp(52px,4.4vw,76px)}
.premium-lead,.intake-copy>p{font-size:19px}
.premium-section h2,.home-section h2{font-size:36px}
.premium-section h3,.home-section h3{font-size:19px}
.card p,.service-row p,.task-row p,.feed li{font-size:14px}
.small{font-size:13px}
.btn{min-height:46px;font-size:15px}
.footer{padding-left:clamp(24px,4vw,72px);padding-right:clamp(24px,4vw,72px)}
.footer .brand img{width:170px;height:65px}
.footer .brand-lockup{min-width:145px}
.footer .brand-lockup strong{font-size:21px}
.footer .brand-lockup small{font-size:8px}
@media(max-width:1200px){.brand p{display:none}.header{padding:0 22px}.nav a{font-size:14px;padding:10px 8px}}
@media(max-width:680px){body{font-size:16px}.header{height:78px;padding:0 14px}.brand img{width:150px;height:58px}.brand-lockup{min-width:125px}.brand-lockup strong{font-size:20px}.brand-lockup small{font-size:8px}.premium-home-copy h1,.intake-copy h1{font-size:42px}.premium-lead,.intake-copy>p{font-size:17px}.review>span{display:none}.review{min-height:42px}}