/* DriveLog Works Theme — Main CSS */
*,*::before,*::after{box-sizing:border-box}
html{font-size:16px;-webkit-text-size-adjust:100%}
body{margin:0;padding:0;font-family:'Noto Sans JP','Hiragino Kaku Gothic ProN','Meiryo',sans-serif;background:#f1f5f9;color:#0f172a;line-height:1.6;min-height:100vh}
.site-header{background:#1a3260;color:#fff;position:sticky;top:0;z-index:1000;box-shadow:0 2px 4px rgba(0,0,0,.2)}
.site-header__inner{max-width:1100px;margin:0 auto;padding:0 16px;display:flex;align-items:center;justify-content:space-between;height:56px}
.site-header__logo{font-size:18px;font-weight:700;color:#fff;text-decoration:none}
.site-header__nav{display:flex;align-items:center;gap:4px}
.site-header__nav a{color:rgba(255,255,255,.85);text-decoration:none;padding:6px 12px;border-radius:6px;font-size:14px;font-weight:500;transition:background .2s,color .2s}
.site-header__nav a:hover{background:rgba(255,255,255,.15);color:#fff}
.site-header__logout{background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.3);color:#fff;padding:6px 12px;border-radius:6px;cursor:pointer;font-size:14px;font-weight:500;transition:background .2s}
.site-header__logout:hover{background:rgba(255,255,255,.25)}
.site-header__menu-btn{display:none;background:none;border:none;cursor:pointer;padding:8px;color:#fff}
.site-main{max-width:1100px;margin:0 auto;padding:24px 16px;min-height:calc(100vh - 56px - 60px)}
.site-footer{background:#1a3260;color:rgba(255,255,255,.7);text-align:center;padding:16px;font-size:13px}
body.page-login .site-header,body.page-login .site-footer{display:none}
body.page-login .site-main{padding:0;min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1a3260 0%,#2a4a80 100%)}
@media(max-width:640px){
  .site-header__nav{display:none;position:absolute;top:56px;left:0;right:0;background:#1a3260;flex-direction:column;padding:8px 0;box-shadow:0 4px 8px rgba(0,0,0,.3);z-index:999}
  .site-header__nav.is-open{display:flex}
  .site-header__nav a{padding:12px 20px;border-radius:0;width:100%}
  .site-header__menu-btn{display:block}
  .site-main{padding:16px 12px}
}