:root{
  --sidebar-width:280px;
  --bg:#f6f8fc;
  --bg-2:#eef3fb;
  --card:#ffffff;
  --card-soft:#f8fbff;
  --line:#dde5f0;
  --line-strong:#c8d4e4;
  --text:#162033;
  --muted:#64748b;
  --primary:#355c9a;
  --primary-dark:#27497f;
  --primary-soft:#edf4ff;
  --accent:#5b8def;
  --mint:#1f8a70;
  --mint-soft:#edf9f5;
  --sand:#caa66a;
  --sand-soft:#faf5eb;
  --rose:#bf6f7e;
  --rose-soft:#fcf1f4;
  --navy:#1e293b;
  --navy-soft:#f1f5f9;
  --shadow:0 18px 40px rgba(15,23,42,.08);
  --shadow-soft:0 8px 22px rgba(15,23,42,.05);
  --radius-xl:28px;
  --radius-lg:22px;
  --radius-md:18px;
  --radius-sm:14px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  min-height:100vh;
  font-family:"Segoe UI",Tahoma,sans-serif;
  color:var(--text);
  background:radial-gradient(circle at top right, rgba(91,141,239,.08), transparent 22%), linear-gradient(180deg,var(--bg),var(--bg-2));
}
a{text-decoration:none;color:inherit}
.app-shell{min-height:100vh}
.app-sidebar{
  position:fixed;inset:0 auto 0 0;width:var(--sidebar-width);z-index:1030;
  display:flex;flex-direction:column;justify-content:space-between;
  padding:22px 18px;background:linear-gradient(180deg,#172238 0%, #243757 100%);color:#f8fbff;border-right:1px solid rgba(255,255,255,.08);
  box-shadow:12px 0 30px rgba(15,23,42,.12);
}
.brand-box{display:flex;align-items:center;gap:14px;padding:8px 8px 18px}
.brand-logo{width:54px;height:54px;border-radius:18px;object-fit:cover;box-shadow:0 12px 24px rgba(0,0,0,.22)}
.brand-title{font-weight:800;font-size:1.05rem}
.brand-subtitle{font-size:.88rem;color:rgba(248,251,255,.70)}
.sidebar-nav{display:flex;flex-direction:column;gap:10px;margin-top:8px}
.sidebar-link{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:16px;color:rgba(248,251,255,.92);font-weight:600;transition:.18s ease}
.sidebar-link:hover,.sidebar-link.active{background:rgba(91,141,239,.18);color:#fff;transform:translateX(2px)}
.sidebar-footer{border-top:1px solid rgba(255,255,255,.08);padding-top:16px}
.user-chip{display:flex;gap:12px;align-items:center;padding:12px;border-radius:16px;background:rgba(255,255,255,.06);margin-bottom:14px}
.user-avatar{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:rgba(91,141,239,.22);font-weight:800}
.user-name{font-weight:700}.user-role{font-size:.85rem;color:rgba(248,251,255,.70);text-transform:capitalize}
.logout-link{background:rgba(255,255,255,.06)}
.mobile-topbar{display:none;position:sticky;top:0;z-index:1020;padding:14px 16px;align-items:center;gap:12px;background:#ffffffcc;backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.topbar-menu-btn{width:44px;height:44px;border-radius:14px}
.mobile-title{font-weight:800}.mobile-subtitle{font-size:.88rem;color:var(--muted)}
.app-main{margin-left:var(--sidebar-width);padding:28px;min-height:100vh}
.page-header-card,.panel,.content-card,.record-card,.history-card,.simple-table-wrap,.login-wrap,.result-panel{
  background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);
}
.page-header-card{border-radius:var(--radius-xl);padding:24px 26px;margin-bottom:20px;background:linear-gradient(135deg,#ffffff 0%, #f8fbff 100%)}
.page-eyebrow{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.page-title{margin:6px 0 0;font-size:2rem;font-weight:800}
.section-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;flex-wrap:wrap;margin-bottom:18px}
.section-title{font-size:1.15rem;font-weight:800;margin-bottom:6px}
.section-desc{color:var(--muted);margin:0;line-height:1.6}
.content-card,.result-panel{border-radius:var(--radius-xl);padding:24px}
.panel{border-radius:var(--radius-lg);padding:22px}
.panel + .panel{margin-top:18px}
.surface-navy{background:linear-gradient(180deg,#f8fbff,#ffffff)}
.surface-blue{background:linear-gradient(180deg,#f4f8ff,#ffffff)}
.surface-mint{background:linear-gradient(180deg,#f2fbf7,#ffffff)}
.surface-sand{background:linear-gradient(180deg,#fcf8f1,#ffffff)}
.surface-rose{background:linear-gradient(180deg,#fdf5f7,#ffffff)}
.badge-dot{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;font-size:.88rem;font-weight:700;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-soft)}
.hero-grid{display:grid;grid-template-columns:1.35fr .95fr;gap:20px}
.soft-grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.mini-stat{border-radius:20px;padding:18px 18px 16px;border:1px solid var(--line);background:var(--card-soft);box-shadow:var(--shadow-soft)}
.mini-stat-label{font-size:.9rem;color:var(--muted);margin-bottom:8px}
.mini-stat-value{font-size:1.8rem;font-weight:800;line-height:1}
.mini-stat-note{margin-top:8px;font-size:.84rem;color:var(--muted)}
.form-label{font-weight:700;color:#24344a}
.form-control,.form-select{min-height:50px;border-radius:16px;border:1px solid var(--line-strong);background:#fff;box-shadow:none;color:var(--text)}
textarea.form-control{min-height:120px;padding-top:14px}
.form-control:focus,.form-select:focus{border-color:#9db7e7;box-shadow:0 0 0 4px rgba(91,141,239,.14);background:#ffffff}
.btn{border-radius:14px;padding:.76rem 1rem;font-weight:700;border:none}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--accent))}
.btn-primary:hover{background:linear-gradient(135deg,var(--primary-dark),var(--primary))}
.btn-soft{background:#f3f7fd;color:#425a78;border:1px solid #d9e3f2}
.btn-soft:hover{background:#eaf1fb;color:#23364d}
.btn-success-soft{background:var(--mint-soft);color:#256b5a;border:1px solid #cfeadf}
.btn-danger-soft{background:var(--rose-soft);color:#8f4f5d;border:1px solid #f2d7de}
.btn-outline-file{background:#ffffff;color:#425a78;border:1px solid var(--line)}
.btn-outline-file:hover{background:#f7faff}
.helper-text{font-size:.88rem;color:var(--muted)}
.search-shell{display:flex;align-items:center;gap:10px;padding:0 14px;border:1px solid var(--line);border-radius:16px;background:#fff;min-height:48px}
.search-shell i{color:var(--muted)}
.search-input{width:100%;border:none;outline:none;background:transparent;color:var(--text)}
.table-modern{width:100%;border-collapse:separate;border-spacing:0 12px}
.table-modern thead th{font-size:.84rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);border:none;padding:0 14px 8px}
.table-modern tbody td{background:#ffffff;padding:14px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);vertical-align:top}
.table-modern tbody td:first-child{border-left:1px solid var(--line);border-radius:16px 0 0 16px}
.table-modern tbody td:last-child{border-right:1px solid var(--line);border-radius:0 16px 16px 0}
.simple-table-wrap{border-radius:var(--radius-lg);padding:8px 16px 16px;background:#ffffff}
.menu-pill,.meta-pill,.status-pill{display:inline-flex;align-items:center;gap:8px;padding:7px 11px;border-radius:999px;font-size:.82rem;font-weight:700;border:1px solid var(--line);background:#ffffff}
.status-active{background:var(--mint-soft);color:#256b5a;border-color:#cfeadf}
.status-off{background:var(--rose-soft);color:#8f4f5d;border-color:#f2d7de}
.record-stack,.history-list{display:flex;flex-direction:column;gap:16px}
.record-card,.history-card{border-radius:24px;padding:20px;background:#ffffff}
.record-head,.history-head{display:flex;justify-content:space-between;gap:14px;align-items:flex-start;flex-wrap:wrap;margin-bottom:16px}
.record-no,.history-no{font-size:.82rem;color:var(--muted);margin-bottom:4px}
.record-code,.history-code{font-size:1.08rem;font-weight:800;line-height:1.35}
.record-grid,.history-grid{display:grid;grid-template-columns:1.3fr .9fr;gap:16px}
.block{border-radius:18px;padding:18px;border:1px solid var(--line);background:#ffffff}
.block-label{font-size:.84rem;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:10px}
.file-box{display:flex;flex-direction:column;gap:12px}
.file-state{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;border-radius:16px;padding:14px 15px;border:1px solid var(--line);background:#ffffff}
.file-title{font-weight:800;margin-bottom:4px}.file-subtitle{font-size:.88rem;color:var(--muted);word-break:break-all}
.record-actions{display:flex;justify-content:flex-end;margin-top:16px}
.empty-note{display:inline-flex;gap:8px;align-items:center;padding:8px 12px;border-radius:999px;background:#f3f7fd;color:#4b6380;font-weight:700}
.pagination .page-link{border:none;background:#fff;color:#425466;border-radius:12px;margin:0 4px;padding:.65rem .9rem;box-shadow:none;border:1px solid var(--line)}
.pagination .page-item.active .page-link{background:var(--primary);color:#fff;border-color:var(--primary)}
.copy-box{padding:18px;border-radius:22px;border:1px dashed var(--line-strong);background:#ffffff}
.result-code{font-size:2rem;font-weight:900;letter-spacing:.04em;color:#23364d;word-break:break-word}
.empty-state{padding:26px;border-radius:18px;background:#fff;border:1px dashed var(--line);color:var(--muted);text-align:center;font-weight:700}
.alert{border:none;border-radius:16px}
.login-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at top left, rgba(91,141,239,.08), transparent 20%), linear-gradient(180deg,var(--bg),var(--bg-2))}
.login-wrap{width:100%;max-width:1060px;border-radius:32px;overflow:hidden;display:grid;grid-template-columns:1.05fr .95fr}
.login-cover{padding:36px;color:#fff;background:linear-gradient(160deg,#172238,#2a4370);display:flex;flex-direction:column;justify-content:space-between;min-height:620px}
.login-cover-card{padding:18px;border-radius:22px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18)}
.login-panel{display:flex;align-items:center;justify-content:center;padding:34px;background:#ffffff}
.login-card{width:100%;max-width:420px}
.login-logo{width:74px;height:74px;border-radius:22px;object-fit:cover;box-shadow:0 12px 28px rgba(31,42,55,.12);margin-bottom:22px}
.login-title{font-size:2.2rem;font-weight:800;line-height:1.15;margin-bottom:14px}
.login-subtitle{color:var(--muted);line-height:1.7;margin-bottom:28px}
.feature-list{display:grid;gap:14px}
.feature-item{display:flex;align-items:flex-start;gap:12px;padding:16px;border-radius:18px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14)}
.feature-item i{font-size:1.1rem;margin-top:2px}
.login-footer-note{font-size:.86rem;color:var(--muted);margin-top:18px}
.section-split{display:grid;gap:18px}
@media (max-width:1199px){.soft-grid-3,.record-grid,.history-grid{grid-template-columns:1fr}.hero-grid{grid-template-columns:1fr}}
@media (max-width:991px){
  .app-sidebar{transform:translateX(-100%);transition:transform .22s ease}
  .app-sidebar.show{transform:translateX(0)}
  .mobile-topbar{display:flex}
  .app-main{margin-left:0;padding:20px}
  .login-wrap{grid-template-columns:1fr}.login-cover{min-height:300px}
}
@media (max-width:575px){
  .app-main{padding:16px}
  .page-header-card,.content-card,.result-panel,.panel,.record-card,.history-card{padding:18px}
  .page-title{font-size:1.55rem}
  .soft-grid-3{grid-template-columns:1fr}
}
.sidebar-link i,.badge-dot i,.empty-note i{opacity:.9}
.section-accent-blue{border-top:4px solid #5b8def}
.section-accent-mint{border-top:4px solid #4ca88b}
.section-accent-sand{border-top:4px solid #caa66a}
.section-accent-navy{border-top:4px solid #243757}