*,
*::before,
*::after { box-sizing: border-box; }

:root{
    --bg:#f4f7fb;
    --panel:#ffffff;
    --panel-soft:#f8fafc;
    --line:#e5eaf2;
    --text:#1c2434;
    --muted:#6d7788;
    --primary:#3563e9;
    --primary-dark:#214bc8;
    --danger:#e5484d;
    --warning:#f59e0b;
    --success:#16a34a;
    --shadow:0 18px 40px rgba(20, 36, 80, .08);
    --radius:18px;
}

html,body{margin:0;padding:0;font-family:Inter,Arial,sans-serif;background:var(--bg);color:var(--text);}
a{color:inherit;text-decoration:none}
small{display:block;color:var(--muted);font-size:12px;margin-top:4px}
h1,h2,h3,p{margin:0}

.login-body{
    min-height:100vh;
    background:
        radial-gradient(circle at top left, rgba(53,99,233,.16), transparent 28%),
        radial-gradient(circle at bottom right, rgba(22,163,74,.10), transparent 25%),
        var(--bg);
}
.login-shell{
    min-height:100vh;
    display:flex;
    align-items:center;
    justify-content:center;
    padding:24px;
}
.login-card{
    width:100%;
    max-width:480px;
    background:var(--panel);
    border:1px solid rgba(229,234,242,.8);
    border-radius:28px;
    box-shadow:var(--shadow);
    padding:28px;
}
.login-brand{display:flex;gap:16px;align-items:center;margin-bottom:24px}
.brand-mark{
    width:48px;height:48px;border-radius:16px;
    display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--primary),#6c8fff);
    color:#fff;font-weight:800;letter-spacing:.5px;
    box-shadow:0 12px 24px rgba(53,99,233,.25);
}
.brand-mark.large{width:64px;height:64px;border-radius:20px;font-size:22px}
.login-brand h1{font-size:24px;margin-bottom:6px}
.login-brand p{color:var(--muted);font-size:14px}
.login-help{margin-top:16px;padding:14px 16px;background:var(--panel-soft);border-radius:14px;color:var(--muted);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

.app-shell{display:flex;min-height:100vh}
.sidebar{
    width:280px;flex:0 0 280px;background:#0f172a;color:#e7edf8;
    padding:24px 18px;display:flex;flex-direction:column;gap:24px;position:sticky;top:0;height:100vh;
}
.brand{display:flex;gap:14px;align-items:center;padding:6px 8px}
.brand strong{display:block;font-size:16px}
.brand span{display:block;color:#93a3bc;font-size:12px;margin-top:6px}
.sidebar-nav{display:flex;flex-direction:column;gap:8px}
.sidebar-nav a{
    padding:13px 14px;border-radius:14px;color:#d7e2f3;
    transition:.2s;background:transparent;font-weight:600
}
.sidebar-nav a:hover,.sidebar-nav a.is-active{
    background:linear-gradient(135deg,rgba(53,99,233,.95),rgba(53,99,233,.68));
    color:#fff;box-shadow:0 14px 28px rgba(53,99,233,.24)
}
.sidebar-footer{margin-top:auto;display:flex;flex-direction:column;gap:14px}
.user-card{
    padding:16px;border-radius:16px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);
}
.user-card span{display:block;color:#9fb0c8;font-size:12px;margin-top:6px}
.logout-link{
    padding:12px 14px;border-radius:14px;border:1px solid rgba(255,255,255,.12);
    color:#fff;text-align:center;font-weight:700
}
.content-area{flex:1;min-width:0;padding:24px}
.topbar{
    display:flex;align-items:center;gap:18px;justify-content:space-between;
    margin-bottom:18px;padding:18px 20px;border-radius:20px;background:var(--panel);box-shadow:var(--shadow)
}
.topbar h1{font-size:28px;margin-bottom:6px}
.topbar p{color:var(--muted);font-size:14px}
.menu-toggle{
    display:none;border:0;background:var(--panel-soft);width:46px;height:46px;border-radius:14px;font-size:20px;cursor:pointer
}
.page-content{display:flex;flex-direction:column;gap:18px}

.flash-list{display:grid;gap:10px;margin-bottom:18px}
.flash-list.compact{margin-bottom:18px}
.flash{
    padding:14px 16px;border-radius:14px;font-weight:600;border:1px solid transparent
}
.flash-success{background:#ecfdf3;color:#166534;border-color:#c6f6d5}
.flash-error{background:#fef2f2;color:#991b1b;border-color:#fecaca}

.cards-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
.stat-card,.detail-card,.mini-stat{
    background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:20px;box-shadow:var(--shadow)
}
.stat-card span,.detail-card span,.mini-stat span{display:block;color:var(--muted);font-size:13px;margin-bottom:10px}
.stat-card strong,.detail-card strong,.mini-stat strong{font-size:28px;line-height:1.1}
.panel-grid.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.panel{
    background:var(--panel);border:1px solid rgba(229,234,242,.92);border-radius:24px;padding:20px;box-shadow:var(--shadow)
}
.panel.narrow{max-width:980px}
.panel-head{
    display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;flex-wrap:wrap
}
.panel-head h2{font-size:20px}
.actions{display:flex;gap:8px;flex-wrap:wrap}
.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:11px 16px;border-radius:14px;border:1px solid transparent;font-weight:700;cursor:pointer
}
.btn-primary{background:linear-gradient(135deg,var(--primary),#5f85ff);color:#fff}
.btn-primary:hover{background:linear-gradient(135deg,var(--primary-dark),var(--primary))}
.btn-secondary{background:#eef3ff;color:var(--primary);border-color:#d9e4ff}
.btn-light{background:#fff;color:var(--text);border-color:var(--line)}
.btn-danger{background:#fff0f1;color:var(--danger);border-color:#ffd2d4}
.btn-block{width:100%}

.form-grid{
    display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px
}
.form-grid.single{grid-template-columns:1fr}
.field{display:flex;flex-direction:column;gap:8px}
.field span{font-size:13px;font-weight:700;color:#4e5a70}
.field input,.field select,.field textarea{
    width:100%;padding:13px 14px;border-radius:14px;border:1px solid #d8e0ec;background:#fff;
    outline:none;transition:.18s;color:var(--text);font-size:14px
}
.field input:focus,.field select:focus,.field textarea:focus{
    border-color:#9cb4ff;box-shadow:0 0 0 4px rgba(53,99,233,.12)
}
.field.full{grid-column:1/-1}
.form-actions{display:flex;gap:10px;justify-content:flex-end;align-items:center;flex-wrap:wrap}
.filter-grid{
    display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;align-items:end;margin-bottom:18px
}
.filter-actions{display:flex;gap:10px;align-items:end;flex-wrap:wrap}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:18px}
.table{width:100%;border-collapse:collapse;min-width:860px;background:#fff}
.table th,.table td{padding:14px 16px;border-bottom:1px solid #eef2f7;text-align:left;vertical-align:top}
.table th{font-size:13px;color:#61708a;background:#f8fafc}
.table tbody tr:hover{background:#fbfdff}
.text-right{text-align:right}
.pagination-wrap{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end;margin-top:18px}
.page-link{
    min-width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
    border-radius:12px;background:#fff;border:1px solid var(--line);font-weight:700
}
.page-link.active{background:var(--primary);border-color:var(--primary);color:#fff}
.badge{
    display:inline-flex;align-items:center;justify-content:center;padding:7px 10px;border-radius:999px;font-size:12px;font-weight:800
}
.badge.success{background:#ecfdf3;color:#166534}
.badge.warning{background:#fff7ed;color:#9a3412}
.badge.danger{background:#fef2f2;color:#991b1b}
.badge.neutral{background:#eef2ff;color:#4338ca}
.detail-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.note-box,.search-result,.empty-state,.summary-strip{
    border:1px solid var(--line);background:var(--panel-soft);border-radius:18px;padding:16px
}
.summary-strip{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.summary-strip .mini-stat{box-shadow:none;padding:16px 18px}
.check-inline{display:flex;align-items:center;gap:10px;height:46px;padding:0 4px;color:var(--muted)}
.checkbox-field{justify-content:flex-end}
.actions .btn{padding:10px 13px}
.movement-target{display:block}
@media (max-width: 1180px){
    .cards-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
    .filter-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width: 920px){
    .sidebar{position:fixed;left:-100%;z-index:40;transition:.2s}
    .sidebar.open{left:0}
    .content-area{padding:16px}
    .menu-toggle{display:inline-flex;align-items:center;justify-content:center}
    .cards-grid,.panel-grid.two,.detail-grid,.filter-grid,.form-grid{grid-template-columns:1fr}
    .topbar{align-items:flex-start}
}
@media (max-width: 640px){
    .topbar h1{font-size:22px}
    .panel,.login-card{padding:16px}
    .table{min-width:720px}
}