:root{--bg:#f6f8fc;--bg2:#eef3ff;--panel:hsla(0,0%,100%,.85);--panel2:hsla(0,0%,100%,.7);--text:#0f172a;--muted:rgba(15,23,42,.68);--border:rgba(15,23,42,.12);--accent:#2563eb;--accent2:#1d4ed8;--good:#16a34a;--bad:#dc2626;--warn:#d97706;--radius:12px;--radius-sm:10px;--shadow:0 12px 30px rgba(15,23,42,.1);--shadow-sm:0 10px 18px rgba(15,23,42,.08);--font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans JP","Hiragino Sans","Yu Gothic","Helvetica Neue",Arial}.admin-shell{min-height:100vh;overflow-x:clip;background:radial-gradient(1200px 700px at 10% 0,rgba(37,99,235,.14),transparent 60%),radial-gradient(900px 500px at 90% 0,rgba(22,163,74,.1),transparent 55%),linear-gradient(180deg,var(--bg),var(--bg2));color:var(--text);font-family:var(--font)}.admin-header{position:sticky;top:0;z-index:20;backdrop-filter:blur(10px);background:rgba(246,248,252,.7);border-bottom:1px solid var(--border)}.admin-header__inner{max-width:1200px;margin:0 auto;padding:14px 16px 10px;display:flex;gap:16px;align-items:center;justify-content:space-between}.admin-brand__title{font-size:18px;font-weight:800;letter-spacing:.02em}.admin-brand__subtitle{font-size:12px;color:var(--muted);margin-top:2px}.admin-header__right{display:flex;align-items:center;gap:10px}.admin-nav-wrap{border-top:1px solid rgba(15,23,42,.06)}.admin-nav{max-width:1200px;margin:0 auto;padding:10px 16px 12px;display:flex;gap:10px;flex-wrap:wrap}.admin-hamburger-btn{display:none;align-items:center;justify-content:center;width:34px;height:34px;padding:0;border:1px solid rgba(15,23,42,.12);border-radius:8px;background:hsla(0,0%,100%,.75);color:#0f172a;cursor:pointer;flex-shrink:0}.admin-mobile-overlay{position:fixed;inset:0;z-index:10000;background:rgba(0,0,0,.35)}.admin-mobile-drawer{position:fixed;top:0;right:0;bottom:0;width:260px;max-width:80vw;z-index:10001;display:flex;flex-direction:column;gap:6px;padding:16px;background:#f6f8fc;box-shadow:-4px 0 20px rgba(0,0,0,.15);overflow-y:auto}.admin-mobile-drawer__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;padding-bottom:12px;border-bottom:1px solid rgba(15,23,42,.12)}.admin-mobile-drawer__title{font-size:16px;font-weight:700;color:#0f172a}.admin-mobile-drawer__close{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;padding:0;border:1px solid rgba(15,23,42,.12);border-radius:8px;background:hsla(0,0%,100%,.75);color:#0f172a;cursor:pointer}.admin-mobile-drawer__link{color:rgba(15,23,42,.72);text-decoration:none;padding:12px;border-radius:10px;border:1px solid rgba(15,23,42,.12);background:hsla(0,0%,100%,.75);font-size:14px;text-align:left}.admin-mobile-drawer__link.active{color:#1d4ed8;border-color:rgba(37,99,235,.38);background:rgba(37,99,235,.1)}.admin-mobile-drawer__link:hover{background:rgba(37,99,235,.06);border-color:rgba(37,99,235,.3)}@media (max-width:1024px){.admin-nav{gap:6px;padding:8px 12px 10px}.admin-nav a{padding:6px 8px;font-size:13px}}@media (max-width:600px){.admin-header__inner{padding:8px 10px;gap:6px;min-width:0;overflow:hidden}.admin-brand{min-width:0;flex:1 1 0;overflow:hidden}.admin-brand__title{font-size:12px;letter-spacing:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.admin-header__right{flex-shrink:0;display:flex;align-items:center;gap:4px}.admin-user-badge{display:none!important}.admin-hamburger-btn{display:inline-flex}.admin-nav-wrap{display:none}}.admin-nav a{color:rgba(15,23,42,.72);text-decoration:none;padding:8px 10px;border-radius:999px;border:1px solid rgba(15,23,42,.12);background:hsla(0,0%,100%,.75);box-shadow:0 1px 0 rgba(15,23,42,.04);transition:.14s ease}.admin-nav a:hover{color:var(--text);border-color:rgba(37,99,235,.3);background:rgba(37,99,235,.06);transform:translateY(-1px)}.admin-nav a.active{color:var(--accent2);border-color:rgba(37,99,235,.38);background:rgba(37,99,235,.1)}.admin-container{max-width:1200px;margin:0 auto;padding:18px 16px 24px}.admin-container main{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:16px}.admin-container h1{margin:0 0 12px;font-size:22px}.admin-container h2{margin:18px 0 10px;font-size:16px}.admin-container h3{margin:14px 0 8px;font-size:13px;color:var(--muted)}.admin-container a{color:var(--accent);text-decoration:none}.admin-container a:hover{text-decoration:underline}.admin-container input:not([type]),.admin-container input[type=number],.admin-container input[type=text],.admin-container select,.admin-container textarea{background:hsla(0,0%,100%,.95);color:var(--text);border:1px solid rgba(15,23,42,.14);border-radius:10px;padding:9px 10px;outline:none;box-shadow:inset 0 1px 0 rgba(15,23,42,.03)}.admin-container textarea{line-height:1.5}.admin-container input:focus,.admin-container select:focus,.admin-container textarea:focus{border-color:rgba(37,99,235,.55);box-shadow:0 0 0 3px rgba(37,99,235,.16)}.admin-container button{cursor:pointer;padding:8px 12px;border-radius:10px;border:1px solid rgba(37,99,235,.22);background:rgba(37,99,235,.1);color:var(--accent2);transition:.14s ease}.admin-container button:hover{border-color:rgba(37,99,235,.4);background:rgba(37,99,235,.14);transform:translateY(-1px)}.admin-container button:disabled{opacity:.55;cursor:not-allowed;transform:none}.admin-container table{width:100%;border-collapse:collapse;overflow:hidden;border-radius:12px;border:1px solid rgba(15,23,42,.12);background:hsla(0,0%,100%,.92)}.admin-container td,.admin-container th{border-bottom:1px solid rgba(15,23,42,.08);padding:10px;vertical-align:top}.admin-container th{text-align:left;font-size:12px;color:rgba(15,23,42,.66);background:rgba(246,248,252,.95)}.admin-container tr:nth-child(2n) td{background:rgba(246,248,252,.7)}.admin-container pre{background:rgba(246,248,252,.95)!important;border:1px solid rgba(15,23,42,.12);border-radius:12px;padding:12px!important;color:rgba(15,23,42,.92);box-shadow:inset 0 1px 0 rgba(15,23,42,.03)}.admin-footer{border-top:1px solid rgba(15,23,42,.1);background:rgba(246,248,252,.65)}.admin-footer__inner{max-width:1200px;margin:0 auto;padding:14px 16px;color:var(--muted)}