@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600&family=DM+Mono:wght@400;500&display=swap');

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#f4f5f7;
  --surface:#ffffff;
  --surface2:#f8f9fb;
  --border:#e5e7ec;
  --border2:#d0d3db;
  --text:#1a1d23;
  --text2:#5a6072;
  --text3:#9ba3b5;
  --accent:#3127ad;
  --accent-light:#eeebff;
  --accent-dark:#4338ca;
  --green:#16a34a;
  --green-bg:#dcfce7;
  --teal:#0d9488;
  --teal-bg:#ccfbf1;
  --blue:#2563eb;
  --blue-bg:#dbeafe;
  --amber:#d97706;
  --amber-bg:#fef3c7;
  --red:#dc2626;
  --red-bg:#fee2e2;
  --radius:8px;
  --radius-lg:12px;
  --radius-xl:16px;
  --shadow:0 1px 3px rgba(0,0,0,0.08),0 1px 2px rgba(0,0,0,0.04);
  --shadow-md:0 4px 12px rgba(0,0,0,0.08),0 2px 4px rgba(0,0,0,0.04);
  --font:'DM Sans',sans-serif;
  --mono:'DM Mono',monospace;
  --header-h:56px;
}

html,body{height:100%;font-family:var(--font);background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}
a{color:inherit}

.header{position:fixed;top:0;left:0;right:0;height:var(--header-h);background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 24px;z-index:100;gap:0}
.logo{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:600;color:var(--text);text-decoration:none;margin-right:32px;flex-shrink:0}
.logo-icon{width:28px;height:28px;background:var(--accent);border-radius:7px;display:flex;align-items:center;justify-content:center}
.logo-icon svg{width:16px;height:16px;fill:none;stroke:#fff;stroke-width:2}
.header-nav{display:flex;align-items:center;gap:2px;flex:1}
.nav-link{display:flex;align-items:center;gap:6px;padding:6px 14px;border-radius:var(--radius);font-size:13px;font-weight:500;color:var(--text2);text-decoration:none;transition:all .15s;white-space:nowrap}
.nav-link:hover{background:var(--surface2);color:var(--text)}
.nav-link.active{background:var(--accent-light);color:var(--accent)}
.nav-link svg{width:15px;height:15px;flex-shrink:0}
.header-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.header-date{font-size:12px;color:var(--text3);font-family:var(--mono)}
.avatar{width:32px;height:32px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;cursor:pointer;flex-shrink:0;border:none}

.main{margin-top:var(--header-h);padding:28px 28px 40px;min-height:calc(100vh - var(--header-h))}
.page-enter{animation:fadeIn .2s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}

.page-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:24px;gap:16px;flex-wrap:wrap}
.page-header-left h1{font-size:20px;font-weight:600;color:var(--text);margin-bottom:3px}
.page-header-left p{font-size:13px;color:var(--text3)}

.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}
.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px 20px;display:flex;align-items:center;gap:14px;box-shadow:var(--shadow)}
.stat-icon{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.stat-icon svg{width:20px;height:20px}
.stat-label{font-size:12px;color:var(--text3);font-weight:500;margin-bottom:3px;letter-spacing:.02em;text-transform:uppercase}
.stat-value{font-size:26px;font-weight:600;color:var(--text);line-height:1}

.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden;margin-bottom:20px}
.card-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}
.card-title{font-size:14px;font-weight:600;color:var(--text)}
.card-sub{font-size:12px;color:var(--text3);margin-top:2px}
.card-body{padding:20px}

.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
thead th{padding:10px 16px;text-align:left;font-weight:600;font-size:11px;color:var(--text3);letter-spacing:.05em;text-transform:uppercase;border-bottom:1px solid var(--border);background:var(--surface2);white-space:nowrap}
tbody td{padding:12px 16px;border-bottom:1px solid var(--border);color:var(--text);vertical-align:middle}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:#fafbfc}
.td-num{font-family:var(--mono);font-size:12px;color:var(--text3)}
.td-mono{font-family:var(--mono);font-size:12px}

.tag{display:inline-flex;align-items:center;padding:3px 9px;border-radius:20px;font-size:11px;font-weight:600;letter-spacing:.01em}
.tag-purple{background:var(--accent-light);color:var(--accent)}
.tag-teal{background:var(--teal-bg);color:var(--teal)}
.tag-blue{background:var(--blue-bg);color:var(--blue)}
.tag-amber{background:var(--amber-bg);color:var(--amber)}
.tag-green{background:var(--green-bg);color:var(--green)}
.tag-red{background:var(--red-bg);color:var(--red)}

.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius);font-size:13px;font-weight:500;cursor:pointer;border:1px solid var(--border2);background:var(--surface);color:var(--text);transition:all .15s;white-space:nowrap;font-family:var(--font);text-decoration:none}
.btn:hover{background:var(--surface2);border-color:var(--border2)}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-dark);border-color:var(--accent-dark)}
.btn-sm{padding:5px 12px;font-size:12px}
.btn-icon{width:30px;height:30px;padding:0;border-radius:var(--radius);display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border);background:var(--surface);cursor:pointer;transition:all .15s;font-size:13px}
.btn-icon:hover{background:var(--surface2);border-color:var(--border2)}
.btn-icon.danger:hover{background:var(--red-bg);border-color:#fca5a5;color:var(--red)}
.action-group{display:flex;align-items:center;gap:6px}

.filter-bar{display:flex;align-items:flex-end;gap:12px;flex-wrap:wrap;padding:16px 20px;border-bottom:1px solid var(--border);background:var(--surface2)}
.filter-group{display:flex;flex-direction:column;gap:4px}
.filter-label{font-size:11px;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:.04em}
.filter-input{padding:7px 10px;border-radius:var(--radius);border:1px solid var(--border2);background:var(--surface);font-size:13px;color:var(--text);font-family:var(--font);outline:none;transition:border .15s;min-width:140px}
.filter-input:focus{border-color:var(--accent)}
select.filter-input,.form-control.select-control{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239ba3b5' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center;padding-right:28px}

.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:200;align-items:center;justify-content:center;padding:20px}
.modal-overlay.open{display:flex;animation:fadeOverlay .2s ease}
@keyframes fadeOverlay{from{opacity:0}to{opacity:1}}
.modal{background:var(--surface);border-radius:var(--radius-xl);border:1px solid var(--border);width:100%;max-width:480px;box-shadow:var(--shadow-md);animation:slideUp .2s ease}
@keyframes slideUp{from{transform:translateY(12px);opacity:0}to{transform:translateY(0);opacity:1}}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--border)}
.modal-title{font-size:15px;font-weight:600}
.modal-close{width:28px;height:28px;border-radius:var(--radius);border:1px solid var(--border);background:none;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--text3);font-size:16px;transition:all .15s}
.modal-close:hover{background:var(--surface2)}
.modal-body{padding:20px}
.modal-footer{display:flex;justify-content:flex-end;gap:8px;padding:14px 20px;border-top:1px solid var(--border)}
.form-group{margin-bottom:16px}
.form-label{display:block;font-size:12px;font-weight:600;color:var(--text2);margin-bottom:5px;text-transform:uppercase;letter-spacing:.03em}
.form-control{width:100%;padding:9px 12px;border-radius:var(--radius);border:1px solid var(--border2);background:var(--surface);font-size:13px;color:var(--text);font-family:var(--font);outline:none;transition:border .15s}
.form-control:focus{border-color:var(--accent)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}

.empty{text-align:center;padding:48px 20px;color:var(--text3);font-size:13px}

.token-cell{font-family:var(--mono);font-size:11px;color:var(--text3);background:var(--surface2);padding:2px 7px;border-radius:4px;border:1px solid var(--border)}
.qr-link{font-family:var(--mono);font-size:11px;color:var(--accent);text-decoration:none}
.qr-link:hover{text-decoration:underline}

.photo-thumb{width:36px;height:36px;border-radius:var(--radius);background:var(--surface2);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:16px;cursor:pointer}
.photo-thumb img{width:100%;height:100%;object-fit:cover;border-radius:var(--radius)}

.toast{position:fixed;bottom:24px;right:24px;background:var(--text);color:#fff;padding:10px 16px;border-radius:var(--radius);font-size:13px;font-weight:500;z-index:999;opacity:0;transform:translateY(8px);transition:all .25s;pointer-events:none}
.toast.show{opacity:1;transform:translateY(0)}

.footer{text-align:center;padding:20px 24px;font-size:12px;color:var(--text3);border-top:1px solid var(--border);background:var(--surface);margin-top:8px}

.confirm-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:300;align-items:center;justify-content:center}
.confirm-overlay.open{display:flex}
.confirm-box{background:var(--surface);border-radius:var(--radius-lg);border:1px solid var(--border);padding:24px;max-width:360px;width:100%;box-shadow:var(--shadow-md);margin:16px}
.confirm-title{font-size:15px;font-weight:600;margin-bottom:8px}
.confirm-msg{font-size:13px;color:var(--text2);margin-bottom:20px;line-height:1.6}
.confirm-actions{display:flex;justify-content:flex-end;gap:8px}

.avatar-wrap{position:relative;flex-shrink:0}
.avatar-dropdown{display:none;position:absolute;top:calc(100% + 8px);right:0;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 4px 16px rgba(0,0,0,.12);min-width:160px;z-index:400;overflow:hidden}
.avatar-wrap.open .avatar-dropdown{display:block}
.avatar-dropdown .dropdown-link{width:100%;padding:10px 16px;background:none;border:none;text-align:left;font-size:13px;color:var(--text);cursor:pointer;display:flex;align-items:center;gap:8px;text-decoration:none}
.avatar-dropdown .dropdown-link:hover{background:var(--bg)}
.avatar-dropdown .dropdown-link svg{flex-shrink:0;opacity:.6}

.inline-form{display:inline}
.danger-btn{background:var(--red);color:#fff;border-color:var(--red)}
.danger-btn:hover{background:#b91c1c;border-color:#b91c1c}
.helper-text{font-size:12px;color:var(--text3)}
.login-error{background:var(--red-bg);color:var(--red);border:1px solid #fca5a5;border-radius:var(--radius);padding:10px 14px;font-size:13px;margin-bottom:16px}
.success-box{background:var(--green-bg);color:var(--green);border:1px solid #86efac;border-radius:var(--radius);padding:10px 14px;font-size:13px;margin-bottom:16px}
.qr-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;padding:20px}
.qr-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px}
.qr-card img{width:100%;aspect-ratio:1/1;object-fit:contain;border:1px solid var(--border);border-radius:12px;background:#fff}
.qr-card-head{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}
.qr-meta{font-size:12px;color:var(--text3)}
.qr-actions{display:flex;gap:8px;flex-wrap:wrap}
.metric-inline{display:flex;gap:14px;flex-wrap:wrap;font-size:12px;color:var(--text3)}
.table-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
@media print{
  .header,.footer,.filter-bar,.page-header .btn,.no-print{display:none !important}
  .main{margin-top:0;padding:0}
  .card{border:none;box-shadow:none}
  .qr-grid{grid-template-columns:repeat(2,1fr);padding:0}
  .qr-card{break-inside:avoid;page-break-inside:avoid;box-shadow:none}
}

@media(max-width:900px){.stat-grid{grid-template-columns:repeat(2,1fr)}.form-row{grid-template-columns:1fr}}
@media(max-width:640px){.stat-grid{grid-template-columns:1fr 1fr}.header-date{display:none}.main{padding:16px}.header{padding:0 16px}}