:root{--navy:#111c3a;--blue:#315efb;--bg:#f4f6fb;--text:#172033;--muted:#69758c;--line:#e1e6ef;--white:#fff;--green:#14845a;--red:#c23c4d;--yellow:#a76b00}
*{box-sizing:border-box}body{margin:0;font:14px/1.5 Arial,sans-serif;color:var(--text);background:var(--bg)}a{color:var(--blue);text-decoration:none}
.app-shell{min-height:100vh;display:flex}.sidebar{width:240px;background:var(--navy);color:white;padding:24px 16px;position:fixed;inset:0 auto 0 0}.logo{display:block;color:white;font-size:22px;font-weight:800;padding:0 10px 26px}.logo span,.login-brand span{color:#6f8dff}.sidebar nav{display:grid;gap:5px}.sidebar nav a{color:#b9c4dc;padding:11px 13px;border-radius:8px}.sidebar nav a i{display:inline-block;width:27px;font-style:normal}.sidebar nav a:hover,.sidebar nav a.active{background:#26365d;color:white}
.main-panel{margin-left:240px;width:calc(100% - 240px)}.topbar{height:72px;background:white;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:10}.topbar strong{font-size:18px}.topbar small,.stat-card span,td small{display:block;color:var(--muted);margin-top:3px}.admin-profile a{margin-left:12px}.menu-toggle{display:none}.content{padding:28px}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:22px}.stat-card,.panel{background:white;border:1px solid var(--line);border-radius:12px;box-shadow:0 5px 18px rgba(18,31,64,.04)}.stat-card{padding:20px;border-left:4px solid var(--blue)}.stat-card strong{display:block;font-size:25px;margin-top:8px}.stat-card.success{border-left-color:var(--green)}.stat-card.danger{border-left-color:var(--red)}.stat-card.warning{border-left-color:#e6a817}
.dashboard-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:20px}.panel{margin-bottom:20px}.panel-head{display:flex;justify-content:space-between;align-items:center;padding:17px 20px;border-bottom:1px solid var(--line)}.panel-head h2{font-size:16px;margin:0}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:12px 15px;border-bottom:1px solid var(--line);vertical-align:top}th{font-size:12px;text-transform:uppercase;color:var(--muted);background:#fbfcfe}tr:last-child td{border-bottom:0}
.badge{display:inline-block;border-radius:20px;padding:4px 9px;font-size:12px;background:#eef1f6}.badge.success{background:#e4f6ee;color:var(--green)}.badge.danger{background:#fdebed;color:var(--red)}.badge.warning{background:#fff3d8;color:var(--yellow)}.badge.muted{color:var(--muted)}
.page-actions,.filters{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.page-actions{justify-content:space-between;margin-bottom:16px}.filters{margin-bottom:16px}.page-actions .filters{margin:0}input,select,textarea{border:1px solid #cbd3df;border-radius:7px;padding:9px 11px;background:white;min-width:180px;font:inherit}textarea{width:100%}label{display:block;font-weight:700;margin:0 0 6px}.form-panel{padding:22px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px}.form-grid input,.form-grid select{width:100%}.checkbox{margin:16px 0}.checkbox input{min-width:auto}
.btn{display:inline-block;border:1px solid #cbd3df;background:white;color:var(--text);padding:8px 12px;border-radius:7px;cursor:pointer;font:inherit}.btn.primary{background:var(--blue);color:white;border-color:var(--blue)}.btn.danger{color:var(--red)}.btn.warning{color:var(--yellow)}.btn.small{padding:5px 8px;font-size:12px}.btn.block{width:100%}.actions form{display:inline}.actions{white-space:nowrap}.alert{padding:12px 15px;border-radius:8px;margin-bottom:16px;background:#eaf0ff;color:#2349b3}.alert.success{background:#e4f6ee;color:var(--green)}.alert.danger{background:#fdebed;color:var(--red)}
.login-page{display:grid;place-items:center;min-height:100vh;background:linear-gradient(135deg,#111c3a,#263d78)}.login-card{width:min(420px,92vw);background:white;padding:32px;border-radius:16px;box-shadow:0 20px 60px rgba(0,0,0,.25)}.login-card input{width:100%;margin-bottom:15px}.login-card h1{margin-bottom:4px}.login-card>p{color:var(--muted)}.login-brand{font-size:24px;font-weight:900}.message-cell{max-width:360px}
@media(max-width:1000px){.stats-grid{grid-template-columns:repeat(2,1fr)}.dashboard-grid{grid-template-columns:1fr}.sidebar{transform:translateX(-100%);z-index:30;transition:.2s}.sidebar.open{transform:none}.main-panel{margin-left:0;width:100%}.menu-toggle{display:block}.form-grid{grid-template-columns:1fr}}
@media(max-width:600px){.stats-grid{grid-template-columns:1fr}.content{padding:16px}.topbar{padding:0 16px}.admin-profile{font-size:0}.admin-profile a{font-size:13px}}

.date-value{font-size:16px!important}.guide-list{line-height:2;padding-left:22px}code{display:inline-block;padding:9px 12px;background:#f1f4fa;border-radius:7px;word-break:break-all}.member-shell .sidebar{background:#152a4f}
.alert.warning{background:#fff3d8;color:var(--yellow)}