:root{--asyura-sidebar:248px;--asyura-top:48px;--asyura-nav:#20262b;--asyura-nav-2:#2a3238;--asyura-nav-3:#161b1f;--asyura-blue:#2271b1;--asyura-blue-soft:#72aee6;--asyura-line:#dcdcde;--asyura-muted:#646970}

/* 管理画面の骨格 */
.topbar{height:var(--asyura-top);padding:0 16px;background:#171c20}.topbar-brand{font-size:15px}.topbar-current{font-size:12px;color:#c5dff3}.sidebar{top:var(--asyura-top);width:var(--asyura-sidebar);background:var(--asyura-nav);box-shadow:none;border-right:1px solid #14191d}.content{margin-left:var(--asyura-sidebar);padding:72px 28px 42px;max-width:none}.sidebar-head{min-height:72px;padding:14px 16px;border-bottom:1px solid rgba(255,255,255,.07)}.sidebar .logo{gap:10px}.sidebar .logo strong{font-size:18px}.sidebar .logo small{font-size:10px;color:#8e9aa3}.logo-mark{width:36px;height:36px;border-radius:8px;background:#2271b1;box-shadow:none}

/* サイドバー：親と子を明確に分離 */
.admin-nav{padding:12px 10px 24px}.nav-section-label{margin:10px 10px 7px;color:#82909b;font-size:10px;letter-spacing:.08em}.nav-group{margin:5px 0}.nav-root,.nav-parent{min-height:44px;padding:10px 12px;border-radius:6px;color:#edf1f4}.nav-root:hover,.nav-parent:hover{background:#2a3238}.nav-root.active{background:#2f3a43;box-shadow:inset 3px 0 0 var(--asyura-blue-soft)}.nav-parent{font-weight:700}.nav-parent-label{font-size:14px}.nav-icon{display:none}.nav-chevron{font-size:15px;color:#aeb9c1}.nav-children{margin:3px 0 8px 10px;padding:5px 0 5px 12px;border-left:2px solid #3a454d;background:var(--asyura-nav-3);border-radius:0 6px 6px 0}.nav-child{min-height:38px;padding:8px 11px;border-radius:5px;color:#c3cbd1;font-size:13px}.nav-child:hover{background:#252d33;color:#fff}.nav-child.active{background:#2c3943;color:#fff;font-weight:700}.nav-child-line{display:none}

/* 対象サイトは大きなカードではなく、細い確認バーにする */
.site-context-card{margin:0 0 18px;border:1px solid #c9d6df;border-radius:8px;box-shadow:none;background:#fff}.site-context-card summary{min-height:58px;padding:10px 14px;gap:16px}.site-context-main{display:flex;align-items:center;gap:10px;min-width:0}.site-context-kicker{font-size:11px;letter-spacing:0;text-transform:none;white-space:nowrap}.site-context-name{font-size:16px;color:#163d59;white-space:nowrap}.site-context-url{max-width:520px;font-size:12px}.site-context-status-wrap{gap:10px}.site-context-status{padding:5px 9px}.site-context-toggle{font-size:12px}.site-context-chevron{width:22px;height:22px;border-radius:5px}.site-context-body{grid-template-columns:minmax(0,1fr) minmax(280px,380px);padding:14px;border-top:1px solid #e4eaee;background:#f8fafb}.site-info-row{grid-template-columns:74px minmax(0,1fr)}

/* ページ見出しは重複情報を減らす */
.page-heading{margin-bottom:18px;padding-bottom:12px}.page-title{font-size:25px}.page-heading>.site-status{display:none}.eyebrow{font-size:10px}

/* ボタン・フォーム */
.button{border-radius:5px}.panel,.card{box-shadow:none}.panel{border-radius:7px}.site-switcher select{min-height:40px}.site-context-buttons .button{min-height:38px;display:inline-flex;align-items:center}

/* スマホ・タブレット */
@media(max-width:900px){.mobile-menu-button{display:block}.sidebar{top:0;width:min(310px,88vw);transform:translateX(-102%);transition:transform .2s ease;z-index:60;box-shadow:12px 0 30px rgba(0,0,0,.3)}.sidebar.is-open{transform:translateX(0)}.sidebar-close{display:block}.sidebar-overlay{position:fixed;z-index:55;inset:0;background:rgba(0,0,0,.45)}.sidebar-overlay.is-open{display:block}.content{margin-left:0;padding:68px 18px 36px}.topbar-current,.topbar-user{display:none}.nav-root,.nav-parent{min-height:50px;font-size:15px}.nav-child{min-height:46px;font-size:14px}.site-context-card summary{align-items:flex-start}.site-context-main{display:grid;gap:1px}.site-context-status-wrap{margin-left:auto}.site-context-body{grid-template-columns:1fr}}
@media(max-width:640px){.content{padding:64px 12px 30px}.topbar{padding:0 9px}.topbar-brand{font-size:15px}.topbar-logout{font-size:12px}.site-context-card summary{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;padding:11px}.site-context-main{min-width:0}.site-context-name{font-size:15px;overflow:hidden;text-overflow:ellipsis}.site-context-url{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.site-context-status-wrap{align-self:center;gap:6px}.desktop-label{display:none}.mobile-label{display:inline}.site-context-status{font-size:11px;padding:4px 7px}.site-context-body{padding:12px}.site-info-row{grid-template-columns:64px minmax(0,1fr)}.site-context-buttons{display:grid;grid-template-columns:1fr}.site-context-buttons .button{justify-content:center}.page-title{font-size:22px}.cards{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.span-2{grid-column:auto}}