/* Payroll UI refresh — visual layer only. Business logic remains untouched. */
:root {
  --bg: #f3f6f4;
  --surface: #ffffff;
  --surface-2: #f7f9f8;
  --surface-3: #eef3f1;
  --text: #152421;
  --muted: #667772;
  --line: #dde6e2;
  --line-strong: #cbd8d3;
  --primary: #0b6b5b;
  --primary-dark: #084b41;
  --primary-soft: #e7f3ef;
  --primary-faint: #f2f8f6;
  --success: #16805e;
  --success-soft: #e8f6f0;
  --warning: #98651c;
  --warning-soft: #fbf3df;
  --danger: #b9463b;
  --danger-soft: #fdf0ee;
  --gold: #bd9454;
  --gold-soft: #f8f1e4;
  --shadow-sm: 0 1px 2px rgba(20, 42, 36, .03), 0 5px 16px rgba(20, 42, 36, .035);
  --shadow: 0 12px 36px rgba(20, 42, 36, .065);
  --shadow-lg: 0 28px 80px rgba(7, 33, 28, .2);
  --radius: 18px;
  --radius-sm: 12px;
}

html { color-scheme: light; }
body {
  min-width: 320px;
  font-family: "SF Pro Text", "SF Pro Display", Inter, "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 78% -8%, rgba(173, 206, 195, .22), transparent 30rem),
    linear-gradient(180deg, #f7f9f8 0, var(--bg) 26rem);
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { color: #fff; background: rgba(11, 107, 91, .78); }
button, input, select, textarea { letter-spacing: 0; }
button { -webkit-tap-highlight-color: transparent; }

/* Secure loading and authentication shell */
.secure-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  overflow: hidden;
  position: relative;
  padding: 24px;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 20%, rgba(123, 179, 163, .22), transparent 24rem),
    radial-gradient(circle at 82% 76%, rgba(189, 148, 84, .14), transparent 22rem),
    linear-gradient(145deg, #eef5f2, #f8f9f7 55%, #f3f0ea);
}
.secure-shell::before,
.secure-shell::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(11, 107, 91, .08);
  border-radius: 50%;
}
.secure-shell::before { width: 440px; height: 440px; left: -220px; top: -190px; }
.secure-shell::after { width: 600px; height: 600px; right: -310px; bottom: -360px; }
.secure-shell-card {
  width: min(420px, 100%);
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 42px 36px;
  border: 1px solid rgba(255, 255, 255, .82);
  border-radius: 28px;
  background: rgba(255, 255, 255, .78);
  box-shadow: 0 28px 90px rgba(25, 61, 51, .12);
  backdrop-filter: blur(24px);
}
.secure-shell-mark {
  width: 60px;
  height: 60px;
  margin: 0 auto 20px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  color: #fff;
  font-size: 26px;
  font-weight: 780;
  background: linear-gradient(145deg, #0d7564, #08483f);
  box-shadow: 0 16px 34px rgba(8, 75, 65, .24), inset 0 1px rgba(255, 255, 255, .2);
}
.secure-shell-title { font-size: 20px; font-weight: 760; letter-spacing: -.2px; }
.secure-shell-copy { margin-top: 9px; color: var(--muted); font-size: 13px; line-height: 1.65; }
.secure-shell-error { text-align: left; }
.secure-shell-error .secure-shell-mark { margin-left: 0; }
.secure-shell-error h2 { margin: 0; font-size: 22px; }
.secure-shell-error p { color: var(--muted); line-height: 1.7; }

/* Application chrome */
.app { min-height: 100vh; }
.topbar {
  min-height: 76px;
  padding: 13px 26px;
  gap: 22px;
  color: #fff;
  background:
    radial-gradient(circle at 76% -90%, rgba(255, 255, 255, .18), transparent 21rem),
    linear-gradient(112deg, #102e2b 0%, #0b5047 48%, #0b6657 100%);
  border-bottom: 1px solid rgba(255, 255, 255, .09);
  box-shadow: 0 8px 30px rgba(8, 45, 39, .16);
  top: 0;
}
.brand { min-width: 280px; gap: 13px; }
.brand-mark {
  width: 46px;
  height: 46px;
  border-radius: 15px;
  font-size: 21px;
  font-weight: 780;
  color: #fff;
  background: linear-gradient(145deg, rgba(255, 255, 255, .22), rgba(255, 255, 255, .09));
  border: 1px solid rgba(255, 255, 255, .22);
  box-shadow: inset 0 1px rgba(255, 255, 255, .16), 0 10px 24px rgba(2, 25, 21, .18);
}
.brand h1 { font-size: 18px; font-weight: 720; letter-spacing: .06em; }
.brand p { margin-top: 4px; opacity: .68; letter-spacing: .05em; }
.topbar .status { opacity: .94; }
.status-dot { background: #79dfb8; box-shadow: 0 0 0 5px rgba(121, 223, 184, .13); }

.topbar .cloud-sync-status,
.topbar .cloud-team-button,
.topbar .cloud-logout {
  min-height: 36px;
  border-radius: 11px !important;
  transition: background .18s ease, border-color .18s ease, transform .18s ease;
}
.topbar .cloud-sync-status { padding: 7px 10px; }
.topbar .cloud-team-button,
.topbar .cloud-logout {
  padding: 7px 11px !important;
  border-color: rgba(255, 255, 255, .18) !important;
  background: rgba(255, 255, 255, .06) !important;
}
.topbar .cloud-team-button:hover,
.topbar .cloud-logout:hover { background: rgba(255, 255, 255, .13) !important; transform: translateY(-1px); }
.cloud-sync-user { opacity: .72 !important; }

.layout { grid-template-columns: 244px minmax(0, 1fr); }
.sidebar {
  top: 76px;
  height: calc(100vh - 76px);
  padding: 24px 17px 20px;
  background: rgba(255, 255, 255, .9);
  border-right: 1px solid rgba(203, 216, 211, .78);
  box-shadow: 10px 0 32px rgba(24, 50, 43, .025);
  backdrop-filter: blur(18px);
}
.nav-title {
  margin: 2px 12px 13px;
  color: #91a09b;
  font-size: 10px;
  font-weight: 780;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.nav-btn {
  min-height: 48px;
  gap: 12px;
  padding: 10px 12px;
  margin: 5px 0;
  border-radius: 13px;
  color: #52635e;
  font-weight: 590;
  position: relative;
  transition: color .18s ease, background .18s ease, transform .18s ease, box-shadow .18s ease;
}
.nav-btn::after {
  content: "";
  position: absolute;
  left: 0;
  width: 3px;
  height: 20px;
  border-radius: 0 5px 5px 0;
  background: transparent;
}
.nav-btn:hover { color: var(--primary); background: #f2f7f5; transform: translateX(2px); }
.nav-btn.active {
  color: #07584c;
  background: linear-gradient(110deg, #e3f1ed, #edf6f3);
  box-shadow: inset 0 0 0 1px rgba(11, 107, 91, .045);
  font-weight: 720;
}
.nav-btn.active::after { background: var(--primary); }
.nav-icon {
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  color: #6d807a;
  background: #f0f4f2;
  font-size: 14px;
  font-weight: 760;
}
.nav-btn.active .nav-icon { color: #fff; background: linear-gradient(145deg, #12806c, #0a5d50); box-shadow: 0 7px 16px rgba(11, 107, 91, .19); }
.nav-btn[data-view="payrollView"] .nav-icon,
.nav-btn[data-view="historyView"] .nav-icon,
.nav-btn[data-view="salaryView"] .nav-icon,
.nav-btn[data-view="socialView"] .nav-icon,
.nav-btn[data-view="taxView"] .nav-icon,
.nav-btn[data-view="employeesView"] .nav-icon,
.nav-btn[data-view="settingsView"] .nav-icon { font-size: 0; }
.nav-btn[data-view="payrollView"] .nav-icon::before { content: "▤"; font-size: 15px; }
.nav-btn[data-view="historyView"] .nav-icon::before { content: "◷"; font-size: 16px; }
.nav-btn[data-view="salaryView"] .nav-icon::before { content: "¥"; font-size: 15px; }
.nav-btn[data-view="socialView"] .nav-icon::before { content: "◇"; font-size: 17px; }
.nav-btn[data-view="taxView"] .nav-icon::before { content: "%"; font-size: 14px; }
.nav-btn[data-view="employeesView"] .nav-icon::before { content: "♙"; font-size: 17px; }
.nav-btn[data-view="settingsView"] .nav-icon::before { content: "⚙"; font-size: 14px; }
.sidebar-note {
  margin: 26px 5px 0;
  padding: 15px;
  color: #6f807b;
  line-height: 1.7;
  background: linear-gradient(145deg, #f8faf9, #f1f5f3);
  border: 1px solid #e0e8e5;
  border-radius: 15px;
  box-shadow: inset 0 1px rgba(255, 255, 255, .75);
}

/* Main content and hierarchy */
.main { padding: 28px 30px 44px; }
.view.active { animation: premiumFadeIn .24s ease both; }
@keyframes premiumFadeIn { from { opacity: 0; transform: translateY(3px); } to { opacity: 1; transform: none; } }
.page-heading {
  margin-bottom: 18px;
  padding: 20px 22px;
  align-items: center;
  gap: 22px;
  background: rgba(255, 255, 255, .78);
  border: 1px solid rgba(221, 230, 226, .92);
  border-radius: 20px;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(14px);
}
.page-heading > div:first-child { min-width: 240px; }
.page-heading h2 {
  color: #12241f;
  font-size: clamp(23px, 2vw, 30px);
  line-height: 1.15;
  font-weight: 760;
  letter-spacing: -.035em;
}
.page-heading p { max-width: 620px; margin-top: 8px; color: var(--muted); line-height: 1.65; }
.page-heading > .toolbar { justify-content: flex-end; }
.toolbar { gap: 9px; }
.field-inline { gap: 8px; color: #657670; }
.field-inline label { font-size: 12px; font-weight: 680; }

input, select, textarea {
  border-color: var(--line-strong);
  border-radius: 11px;
  color: var(--text);
  background-color: #fff;
  box-shadow: inset 0 1px 1px rgba(17, 49, 40, .025);
  transition: border-color .16s ease, box-shadow .16s ease, background .16s ease;
}
input:hover, select:hover, textarea:hover { border-color: #b5c8c1; }
input:focus, select:focus, textarea:focus {
  border-color: #4d9a8c;
  box-shadow: 0 0 0 4px rgba(11, 107, 91, .1);
}
input[type="month"] { min-width: 154px; }

.btn {
  min-height: 40px;
  padding: 8px 14px;
  border-color: #d5dfdb;
  border-radius: 11px;
  color: #43534f;
  background: rgba(255, 255, 255, .94);
  font-weight: 680;
  box-shadow: 0 1px 2px rgba(20, 45, 38, .035);
  transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease, background .16s ease;
}
.btn:hover { border-color: #b8c9c3; background: #fff; transform: translateY(-1px); box-shadow: 0 7px 18px rgba(20, 45, 38, .07); }
.btn:active { transform: translateY(0); box-shadow: none; }
.btn.primary {
  border-color: var(--primary);
  background: linear-gradient(145deg, #0d7462, #095849);
  box-shadow: 0 8px 18px rgba(11, 107, 91, .17);
}
.btn.primary:hover { background: linear-gradient(145deg, #0b6859, #07483e); box-shadow: 0 10px 22px rgba(11, 107, 91, .21); }
.btn.success { border-color: #1b8062; background: linear-gradient(145deg, #218a69, #12634d); box-shadow: 0 8px 18px rgba(22, 128, 94, .14); }
.btn.danger { border-color: #ebc6c1; background: var(--danger-soft); }
.btn.small { min-height: 32px; border-radius: 9px; }
#createPayrollMonthBtn { color: #fff; border-color: var(--primary); background: linear-gradient(145deg, #0d7462, #095849); box-shadow: 0 8px 18px rgba(11, 107, 91, .17); }

/* Company/status control ribbon */
.archive-controls {
  min-height: 70px;
  margin: 0 0 20px;
  padding: 13px 16px;
  gap: 10px;
  border-color: rgba(210, 222, 217, .9);
  border-radius: 17px;
  background: rgba(255, 255, 255, .8);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(14px);
}
.archive-controls .field-inline {
  min-height: 42px;
  padding: 4px 5px 4px 11px;
  border-radius: 12px;
  background: #f5f8f7;
  border: 1px solid #e0e8e5;
}
.archive-controls select { min-height: 34px; border: 0; background-color: transparent; box-shadow: none; font-weight: 650; }
.archive-status { margin-left: 2px; padding: 7px 11px; border-radius: 999px; letter-spacing: .02em; }
.archive-status.draft { color: #805b20; background: #f8efd9; }
.archive-status.pending { color: #8a511e; background: #f8e6d5; }
.archive-status.archived { color: #0d674c; background: #e3f2eb; }
.archive-status.paid { background: #12674f; }
.company-filter-hint,
.pay-date-chip,
.month-integrity-chip {
  min-height: 31px;
  padding: 6px 10px !important;
  border: 1px solid #dbe7e2;
  background: #eef6f3 !important;
  color: #35685e !important;
}

/* KPI cards */
.cards { gap: 16px; margin-bottom: 20px; }
.card {
  min-height: 148px;
  padding: 20px 21px;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(215, 226, 221, .94);
  border-radius: 19px;
  background: rgba(255, 255, 255, .9);
  box-shadow: var(--shadow-sm);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card:hover { transform: translateY(-2px); border-color: #cad9d3; box-shadow: var(--shadow); }
.metric-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: #8ca49c;
}
.metric-card::after {
  content: "";
  position: absolute;
  width: 96px;
  height: 96px;
  right: -43px;
  top: -46px;
  border-radius: 50%;
  background: rgba(112, 151, 139, .07);
}
.metric-card.gross::before { background: #3f8c84; }
.metric-card.deduction::before { background: var(--gold); }
.metric-card.net::before { background: #2d9670; }
.metric-card.net { border-color: #cee5dc; background: linear-gradient(145deg, #fff, #f3faf7); }
.metric-card.gross { border-color: #d2e3df; }
.metric-card.deduction { border-color: #eadfc9; background: linear-gradient(145deg, #fff, #fdfbf6); }
.metric-label { color: #6e7e79; font-size: 12px; font-weight: 680; letter-spacing: .035em; }
.metric-label > span:last-child {
  width: 29px;
  height: 29px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  color: #6d817a;
  background: #f0f4f2;
  font-size: 12px;
}
.gross .metric-label > span:last-child { color: #39796f; background: #e9f3f0; }
.deduction .metric-label > span:last-child { color: #906727; background: #f8f0df; }
.net .metric-label > span:last-child { color: #177052; background: #e4f3ec; }
.metric-value {
  margin-top: 15px;
  color: #17241f;
  font-size: clamp(24px, 2vw, 31px);
  line-height: 1;
  font-weight: 740;
  letter-spacing: -.035em;
}
.metric-note { margin-top: 10px; color: #778681; font-size: 12px; line-height: 1.5; }

/* Panels and data tables */
.panel {
  margin-bottom: 20px;
  overflow: hidden;
  border: 1px solid rgba(215, 226, 221, .96);
  border-radius: 20px;
  background: rgba(255, 255, 255, .94);
  box-shadow: var(--shadow-sm);
}
.panel-header { padding: 19px 22px; gap: 18px; border-bottom-color: #e5ece9; background: linear-gradient(180deg, rgba(255, 255, 255, .96), rgba(250, 252, 251, .94)); }
.panel-title { color: #172722; font-size: 17px; font-weight: 740; letter-spacing: -.015em; }
.panel-subtitle { margin-top: 6px; color: #72817d; line-height: 1.55; }
.panel-body { padding: 20px 22px; }
.mode-pill {
  padding: 6px 10px;
  color: #26695d;
  background: #eaf4f1;
  border: 1px solid #d8e9e3;
  font-size: 11px;
  letter-spacing: .04em;
}
.legend { gap: 15px; color: #75847f; }
.swatch { width: 10px; height: 10px; border-radius: 50%; }
.table-wrap { scrollbar-color: #b9c8c3 #f2f5f4; scrollbar-width: thin; }
.table-wrap::-webkit-scrollbar { width: 10px; height: 10px; }
.table-wrap::-webkit-scrollbar-track { background: #f2f5f4; }
.table-wrap::-webkit-scrollbar-thumb { border: 2px solid #f2f5f4; border-radius: 999px; background: #b9c8c3; }
table { color: #263630; }
th, td { height: 44px; padding: 8px 9px; border-right-color: #e5ece9; border-bottom-color: #e5ece9; }
th:first-child, td:first-child { border-left-color: #e5ece9; }
thead tr:first-child th { border-top-color: #e5ece9; }
th {
  color: #36564d;
  background: #eef4f2;
  font-size: 11px;
  font-weight: 740;
  letter-spacing: .025em;
}
th.group-attendance { color: #3e5f76; background: #edf3f7; }
th.group-income { color: #2e6752; background: #ebf4ef; }
th.group-deduction { color: #7c5b27; background: #f8f2e7; }
th.group-result { color: #55577d; background: #f0f0f7; }
td { color: #33433e; background: #fff; font-size: 12px; }
tbody tr:nth-child(even) td { background: #fcfdfd; }
tbody tr:hover td { background: #f4f9f7; }
tfoot td { color: #234d43; background: #eaf3f0; }
.sticky-name { min-width: 108px; max-width: 108px; box-shadow: 8px 0 14px rgba(24, 54, 46, .025); }
th.sticky-name { color: #174e43; background: #dfede8; }
td.computed { color: #31443e; background: #f6f9f8; }
td.money-positive { color: #147254; }
td.money-result { color: #3d497c; }
td.warning-cell { background: #fcf9f1; }
.cell-input,
.salary-input,
.wecom-field-input {
  min-height: 34px;
  border-color: #d6e0dc;
  border-radius: 9px;
  background: #fff;
}
.cell-input:hover,
.salary-input:hover { border-color: #aebfb9; }
.icon-btn { width: 31px; height: 31px; border-color: #d8e2de; border-radius: 9px; color: #60716b; }
.icon-btn:hover { color: var(--primary); background: #eaf4f1; border-color: #c9ddd6; }

.quick-tip,
.rate-note {
  border-radius: 14px;
  border-color: #d8e6e1;
  background: linear-gradient(145deg, #f6faf8, #f0f6f4);
  color: #48665e;
}
.rate-note { border-color: #eadfc9; background: #fbf8f0; color: #735c36; }
.setting-block {
  padding: 20px;
  border-color: #dce6e2;
  border-radius: 17px;
  background: rgba(255, 255, 255, .88);
  box-shadow: var(--shadow-sm);
}
.setting-block h3 { font-size: 16px; }
.tax-rate-item { border-color: #dce6e2; border-radius: 13px; background: #fff; }
.badge { padding: 4px 9px; }
.badge.active { background: #e4f3ec; color: #12684e; }

/* Core and add-on dialogs */
.modal-backdrop,
html body .wecom-overlay,
html body .new-month-overlay,
html body .payroll-team-overlay,
html body .cloud-auth-overlay {
  background: rgba(8, 27, 23, .6) !important;
  backdrop-filter: blur(9px) saturate(.85) !important;
}
.modal,
html body .wecom-card,
html body .new-month-card,
html body .payroll-team-card,
html body .cloud-auth-card,
html body .payroll-recovery-card {
  border: 1px solid rgba(255, 255, 255, .76) !important;
  border-radius: 24px !important;
  background: #fff !important;
  box-shadow: var(--shadow-lg) !important;
}
.modal-header { padding: 20px 23px; border-bottom-color: #e6edea; }
.modal-header h3 { font-size: 19px; }
.modal-body { padding: 22px 23px; }
.modal-footer { padding: 16px 23px 20px; border-top-color: #e6edea; }
html body .wecom-card,
html body .new-month-card,
html body .payroll-team-card { padding: 30px !important; }
html body .wecom-card { width: min(1040px, 100%); max-height: 92vh; overflow: auto; }
html body .new-month-card { width: min(780px, 100%); max-height: 92vh; overflow: auto; }
html body .payroll-team-card { width: min(740px, 100%); max-height: 90vh; overflow: auto; }
html body .wecom-head h2,
html body .new-month-head h2,
html body .payroll-team-head h2 { color: #14231f; font-size: 24px; letter-spacing: -.025em; }
html body .wecom-close,
html body .new-month-close,
html body .payroll-team-close {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  color: #61716c;
  background: #f0f4f2;
  transition: transform .16s ease, background .16s ease;
}
html body .wecom-close:hover,
html body .new-month-close:hover,
html body .payroll-team-close:hover { color: #213832; background: #e5eeeb; transform: rotate(4deg); }
html body .wecom-chip { border: 1px solid #d8e9e3; background: #edf6f3; color: #225f53; }
html body .wecom-chip.warn { border-color: #efdcc0; background: #fbf3e5; color: #8b5b24; }
html body .wecom-table-wrap,
html body .new-month-roster,
html body .payroll-team-section { border-color: #dce6e2; border-radius: 16px; }
html body .wecom-table th { background: #eef4f2; color: #425f57; }
html body .wecom-note,
html body .new-month-tip { border: 1px solid #dce8e4; background: #f4f8f7; color: #60736d; }
html body .wecom-confirm,
html body .new-month-submit,
html body .payroll-team-primary,
html body .cloud-auth-primary {
  border-radius: 11px !important;
  background: linear-gradient(145deg, #0d7462, #095849) !important;
  box-shadow: 0 8px 20px rgba(11, 107, 91, .17);
}
html body .wecom-cancel,
html body .new-month-cancel,
html body .wecom-secondary,
html body .cloud-auth-secondary { border-color: #d3dfda; border-radius: 11px !important; }
html body .cloud-auth-card { padding: 34px !important; }
html body .cloud-auth-card { max-height: calc(100vh - 32px); overflow: auto; }
html body .cloud-auth-logo {
  width: 56px;
  height: 56px;
  border-radius: 17px;
  background: linear-gradient(145deg, #0d7462, #08483f);
  box-shadow: 0 14px 30px rgba(8, 75, 65, .2);
}
html body .cloud-auth-note { color: #536a63; background: #f1f7f5; }

/* Historic/archive surfaces */
.archive-record { border-color: #dce6e2; border-radius: 15px; }
.archive-record-head { background: #f4f8f6; }
.payment-record { color: #115f48; background: #eaf6f0; border-color: #d1e9dd; }
.archive-locked-row td { background: #f2f6f4 !important; }

/* Responsive layout */
@media (max-width: 1480px) {
  .page-heading { align-items: flex-start; flex-direction: column; }
  .page-heading > .toolbar { width: 100%; justify-content: flex-start; }
}

@media (max-width: 1180px) {
  .layout { grid-template-columns: 210px minmax(0, 1fr); }
  .sidebar { padding-inline: 12px; }
  .main { padding: 24px 22px 38px; }
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  body { background: #f5f7f6; }
  .topbar { min-height: 66px; padding: 10px 13px; }
  .brand { min-width: 0; }
  .brand-mark { width: 42px; height: 42px; border-radius: 13px; }
  .brand h1 { font-size: 16px; }
  .topbar > div:last-child { max-width: 42vw; overflow-x: auto; }
  .topbar .cloud-sync-label, .topbar .cloud-sync-user, .topbar .cloud-team-button { display: none; }
  .layout { grid-template-columns: 1fr; }
  .sidebar {
    top: 66px;
    height: auto;
    padding: 8px 9px;
    gap: 3px;
    background: rgba(255, 255, 255, .96);
  }
  .nav-btn { min-height: 42px; padding: 6px 10px; border-radius: 11px; }
  .nav-icon { width: 27px; height: 27px; flex-basis: 27px; }
  .main { padding: 14px 11px 30px; }
  .page-heading { padding: 17px; border-radius: 17px; }
  .page-heading h2 { font-size: 24px; }
  .page-heading .toolbar { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-heading .toolbar > * { width: 100%; justify-content: center; }
  .page-heading .field-inline { grid-column: 1 / -1; justify-content: space-between; }
  .page-heading .field-inline input,
  .page-heading .field-inline select { flex: 1; }
  .archive-controls { padding: 11px; border-radius: 15px; }
  .archive-controls .field-inline { width: 100%; }
  .archive-controls .field-inline select { flex: 1; min-width: 0; }
  .cards { gap: 10px; }
  .card { min-height: 132px; padding: 16px; border-radius: 16px; }
  .metric-value { font-size: 22px; }
  .metric-note { font-size: 11px; }
  .panel { border-radius: 17px; }
  .panel-header { padding: 16px; align-items: flex-start; flex-direction: column; }
  .panel-body { padding: 16px; }
  .legend { gap: 9px; }
  html body .wecom-card,
  html body .new-month-card,
  html body .payroll-team-card,
  html body .cloud-auth-card { padding: 21px !important; border-radius: 20px !important; }
}

@media (max-width: 520px) {
  .cards { grid-template-columns: 1fr; }
  .card { min-height: 120px; }
  .page-heading .toolbar { grid-template-columns: 1fr; }
  .page-heading .field-inline { grid-column: auto; }
  .secure-shell-card { padding: 34px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

@media print {
  body { background: #fff; }
  .panel, .card { box-shadow: none; }
}

/* Enterprise console refinement — inspired by modern cloud admin consoles. */
:root {
  --bg: #f5f6f8;
  --surface: #fff;
  --surface-2: #f7f8fa;
  --surface-3: #eef1f5;
  --text: #1d2129;
  --muted: #6b7785;
  --line: #e5e8ed;
  --line-strong: #d9dde5;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-soft: #e8f0ff;
  --primary-faint: #f3f7ff;
  --success: #159570;
  --success-soft: #e8f7f1;
  --warning: #a56b0a;
  --warning-soft: #fff6de;
  --danger: #d14343;
  --danger-soft: #fff0f0;
  --shadow-sm: 0 1px 2px rgba(31, 35, 41, .035);
  --shadow: 0 8px 22px rgba(31, 35, 41, .06);
  --shadow-lg: 0 20px 56px rgba(15, 23, 42, .18);
  --radius: 10px;
  --radius-sm: 7px;
}

body {
  color: var(--text);
  background: #fff;
  font-family: Inter, "SF Pro Text", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

::selection { background: rgba(37, 99, 235, .82); }

.secure-shell {
  background:
    radial-gradient(circle at 78% 10%, rgba(66, 133, 255, .12), transparent 24rem),
    linear-gradient(145deg, #eef3fb, #f8faff 55%, #f3f6fb);
}
.secure-shell::before,
.secure-shell::after { border-color: rgba(37, 99, 235, .08); }
.secure-shell-card {
  border-radius: 16px;
  border-color: #fff;
  background: rgba(255, 255, 255, .96);
  box-shadow: 0 18px 52px rgba(34, 71, 130, .13);
}
.secure-shell-mark {
  border-radius: 11px;
  background: linear-gradient(145deg, #4384ff, #1763ee);
  box-shadow: 0 12px 26px rgba(37, 99, 235, .24);
}

.topbar {
  min-height: 60px;
  padding: 9px 20px;
  gap: 18px;
  color: #1d2129;
  background: rgba(255, 255, 255, .98);
  border-bottom: 1px solid #e5e8ed;
  box-shadow: 0 2px 7px rgba(31, 35, 41, .055);
}
.brand { min-width: 260px; gap: 11px; }
.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  color: #fff;
  font-size: 18px;
  background: linear-gradient(145deg, #4a8aff, #1f66ee);
  border: 0;
  box-shadow: 0 7px 16px rgba(37, 99, 235, .2);
}
.brand h1 { color: #1d2129; font-size: 16px; font-weight: 700; letter-spacing: .025em; }
.brand p { margin-top: 2px; color: #7a8491; opacity: 1; font-size: 11px; }
.status-dot { background: #22b583; box-shadow: 0 0 0 4px rgba(34, 181, 131, .12); }
.topbar .cloud-sync-status { color: #56616f; background: transparent; }
.topbar .cloud-sync-status:hover { background: #f3f5f8; }
.topbar .cloud-team-button,
.topbar .cloud-logout {
  color: #3f4752 !important;
  border-color: #dfe3e9 !important;
  border-radius: 6px !important;
  background: #fff !important;
  box-shadow: 0 1px 2px rgba(31, 35, 41, .03);
}
.topbar .cloud-team-button:hover,
.topbar .cloud-logout:hover { color: var(--primary) !important; border-color: #9fbbf6 !important; background: #f5f8ff !important; transform: none; }
.cloud-sync-user { color: #7d8794; }

.layout { grid-template-columns: 224px minmax(0, 1fr); }
.sidebar {
  top: 60px;
  height: calc(100vh - 60px);
  padding: 17px 12px;
  background: #f6f7f9;
  border-right: 1px solid #e5e8ed;
  box-shadow: none;
  backdrop-filter: none;
}
.nav-title { margin: 4px 12px 10px; color: #8d96a3; letter-spacing: .12em; }
.nav-btn {
  min-height: 42px;
  gap: 10px;
  margin: 3px 0;
  padding: 8px 11px;
  color: #4e5969;
  border-radius: 7px;
  font-weight: 560;
}
.nav-btn::after { display: none; }
.nav-btn:hover { color: #165dff; background: #eef3ff; transform: none; }
.nav-btn.active {
  color: #165dff;
  background: #e8efff;
  box-shadow: none;
  font-weight: 660;
}
.nav-icon {
  width: 26px;
  height: 26px;
  flex-basis: 26px;
  color: #6b7785;
  border-radius: 6px;
  background: #e9ecf1;
}
.nav-btn.active .nav-icon { color: #fff; background: #3679f5; box-shadow: none; }
.sidebar-note {
  margin: 20px 5px 0;
  padding: 13px;
  color: #7b8490;
  background: #fff;
  border-color: #e1e5eb;
  border-radius: 8px;
  box-shadow: none;
}

.main {
  min-height: calc(100vh - 60px);
  padding: 22px 28px 40px;
  background: #fff;
}
.page-heading {
  min-height: 72px;
  margin: 0 -28px 18px;
  padding: 2px 28px 18px;
  gap: 22px;
  border: 0;
  border-bottom: 1px solid #e8ebf0;
  border-radius: 0;
  background: #fff;
  box-shadow: none;
  backdrop-filter: none;
}
.page-heading h2 { color: #1d2129; font-size: 23px; font-weight: 690; letter-spacing: -.02em; }
.page-heading p { margin-top: 6px; color: #7b8490; }
.field-inline { color: #657080; }

input, select, textarea {
  border-color: #d9dde5;
  border-radius: 6px;
  color: #1d2129;
  box-shadow: none;
}
input:hover, select:hover, textarea:hover { border-color: #94aff0; }
input:focus, select:focus, textarea:focus { border-color: #3370ff; box-shadow: 0 0 0 3px rgba(51, 112, 255, .1); }

.btn {
  min-height: 36px;
  padding: 7px 13px;
  color: #4e5969;
  border-color: #dfe3e9;
  border-radius: 6px;
  background: #fff;
  box-shadow: 0 1px 2px rgba(31, 35, 41, .035);
  font-weight: 620;
}
.btn:hover { color: #165dff; border-color: #9fbbf6; background: #f5f8ff; transform: none; box-shadow: none; }
.btn.primary,
#createPayrollMonthBtn {
  color: #fff;
  border-color: #2468f2;
  background: #2468f2;
  box-shadow: none;
}
.btn.primary:hover,
#createPayrollMonthBtn:hover { color: #fff; border-color: #1555d8; background: #1555d8; box-shadow: none; }
.btn.success { color: #fff; border-color: #168b69; background: #168b69; box-shadow: none; }
.btn.success:hover { color: #fff; border-color: #0f7256; background: #0f7256; }

.archive-controls {
  min-height: 58px;
  margin-bottom: 16px;
  padding: 10px 12px;
  border-color: #e4e8ee;
  border-radius: 8px;
  background: #f7f8fa;
  box-shadow: none;
  backdrop-filter: none;
}
.archive-controls .field-inline {
  min-height: 36px;
  padding: 2px 4px 2px 9px;
  border-color: #e0e4ea;
  border-radius: 6px;
  background: #fff;
}
.archive-controls select { border-radius: 4px; }
.archive-status { border-radius: 4px; }
.archive-status.draft { color: #a26a00; background: #fff3d8; }
.archive-status.pending { color: #a04f08; background: #ffead8; }
.archive-status.archived { color: #117552; background: #e6f5ee; }
.archive-status.paid { background: #168b69; }
.company-filter-hint,
.pay-date-chip,
.month-integrity-chip {
  min-height: 28px;
  border-color: #dce5f8;
  border-radius: 4px !important;
  color: #456284 !important;
  background: #eef4ff !important;
}

.cards { gap: 14px; margin-bottom: 16px; }
.card {
  min-height: 128px;
  padding: 17px 18px;
  border-color: #e1e5eb;
  border-radius: 9px;
  background: #fff;
  box-shadow: none;
}
.card:hover { border-color: #cbd3df; transform: none; box-shadow: 0 5px 16px rgba(31, 35, 41, .055); }
.metric-card::before { inset: 0 0 auto; width: 100%; height: 2px; background: #93b4fa; }
.metric-card::after { display: none; }
.metric-card.gross::before { background: #5189fb; }
.metric-card.deduction::before { background: #e6ad42; }
.metric-card.net::before { background: #35a986; }
.metric-card.net,
.metric-card.gross,
.metric-card.deduction { border-color: #e1e5eb; background: #fff; }
.metric-label { color: #7b8490; font-size: 12px; font-weight: 600; }
.metric-label > span:last-child,
.gross .metric-label > span:last-child,
.deduction .metric-label > span:last-child,
.net .metric-label > span:last-child {
  width: auto;
  height: auto;
  color: #8d96a3;
  background: transparent;
}
.metric-value { margin-top: 13px; color: #1d2129; font-size: 27px; font-weight: 680; }
.metric-note { margin-top: 9px; color: #8a939f; }

.panel {
  margin-bottom: 16px;
  border-color: #e1e5eb;
  border-radius: 9px;
  background: #fff;
  box-shadow: none;
}
.panel-header { padding: 15px 18px; border-bottom-color: #e8ebf0; background: #fff; }
.panel-title { color: #1d2129; font-size: 16px; font-weight: 660; }
.panel-subtitle { color: #7b8490; }
.panel-body { padding: 18px; }
.mode-pill { color: #165dff; border-color: #d7e3ff; border-radius: 4px; background: #edf3ff; }
.legend { color: #7b8490; }
.swatch { border-radius: 2px; }

.table-wrap { scrollbar-color: #bdc4ce #f2f3f5; }
.table-wrap::-webkit-scrollbar-track { background: #f2f3f5; }
.table-wrap::-webkit-scrollbar-thumb { border-color: #f2f3f5; background: #bdc4ce; }
th, td { height: 40px; border-color: #e6e9ee; }
th:first-child, td:first-child,
thead tr:first-child th { border-color: #e6e9ee; }
th,
th.group-attendance,
th.group-income,
th.group-deduction,
th.group-result {
  color: #4e5969;
  background: #f5f6f8;
  font-size: 11px;
  font-weight: 660;
}
th.group-attendance { color: #315f9c; background: #f1f5fb; }
th.group-income { color: #35705c; background: #f1f7f4; }
th.group-deduction { color: #8a6225; background: #faf6ed; }
th.group-result { color: #545f86; background: #f4f4f9; }
td { color: #3d4651; }
tbody tr:nth-child(even) td { background: #fbfcfd; }
tbody tr:hover td { background: #f4f7fd; }
tfoot td { color: #315b8b; background: #eef4ff; }
.sticky-name { box-shadow: 5px 0 10px rgba(31, 35, 41, .025); }
th.sticky-name { color: #315f9c; background: #eaf1fb; }
td.computed { color: #36414d; background: #f7f8fa; }
td.money-positive { color: #16805e; }
td.money-result { color: #315f9c; }
.cell-input,
.salary-input,
.wecom-field-input { min-height: 32px; border-color: #dce1e8; border-radius: 5px; }
.icon-btn { width: 29px; height: 29px; border-radius: 5px; }
.icon-btn:hover { color: #165dff; border-color: #b7caf4; background: #eef4ff; }

.quick-tip,
.rate-note {
  color: #52657c;
  border-color: #dce5f5;
  border-radius: 7px;
  background: #f3f7ff;
}
.rate-note { color: #765c31; border-color: #eee1c7; background: #fffaf0; }
.setting-block { border-color: #e1e5eb; border-radius: 9px; box-shadow: none; }

.modal-backdrop,
html body .wecom-overlay,
html body .new-month-overlay,
html body .payroll-team-overlay,
html body .cloud-auth-overlay {
  background: rgba(29, 33, 41, .52) !important;
  backdrop-filter: blur(5px) !important;
}
.modal,
html body .wecom-card,
html body .new-month-card,
html body .payroll-team-card,
html body .cloud-auth-card,
html body .payroll-recovery-card {
  border-color: #e3e6eb !important;
  border-radius: 11px !important;
  box-shadow: 0 20px 56px rgba(31, 35, 41, .18) !important;
}
html body .wecom-close,
html body .new-month-close,
html body .payroll-team-close { border-radius: 6px; background: #f2f3f5; }
html body .wecom-chip { color: #35608f; border-color: #dce6f8; border-radius: 4px; background: #eef4ff; }
html body .wecom-chip.warn { color: #94600b; border-color: #eedebc; background: #fff7e6; }
html body .wecom-table-wrap,
html body .new-month-roster,
html body .payroll-team-section { border-color: #e1e5eb; border-radius: 8px; }
html body .wecom-confirm,
html body .new-month-submit,
html body .payroll-team-primary,
html body .cloud-auth-primary {
  border-radius: 6px !important;
  background: #2468f2 !important;
  box-shadow: none;
}
html body .cloud-auth-logo { border-radius: 10px; background: linear-gradient(145deg, #4a8aff, #1f66ee); box-shadow: 0 10px 24px rgba(37, 99, 235, .22); }
html body .cloud-auth-note { color: #5d6d80; background: #f3f6fb; }

.archive-record { border-color: #e1e5eb; border-radius: 8px; }
.archive-record-head { background: #f7f8fa; }
.payment-record { color: #176b52; background: #ebf7f2; border-color: #d7ebe3; }

@media (min-width: 1281px) {
  .page-heading { align-items: center; flex-direction: row; }
  .page-heading > .toolbar { width: auto; justify-content: flex-end; }
}

@media (max-width: 760px) {
  body { background: #fff; }
  .topbar { min-height: 58px; padding: 8px 12px; }
  .brand { min-width: 0; }
  .brand p,
  .topbar .cloud-sync-label,
  .topbar .cloud-sync-user,
  .topbar .cloud-team-button { display: none; }
  .topbar > div:last-child { max-width: 110px; overflow: hidden; }
  .brand-mark { width: 38px; height: 38px; border-radius: 9px; }
  .layout { grid-template-columns: minmax(0, 1fr); }
  .sidebar {
    position: sticky;
    top: 58px;
    height: auto;
    z-index: 40;
    padding: 7px;
    display: flex;
    gap: 3px;
    overflow-x: auto;
    border-right: 0;
    border-bottom: 1px solid #e5e8ed;
    background: #f7f8fa;
  }
  .nav-title,
  .sidebar-note { display: none; }
  .nav-btn { min-width: max-content; margin: 0 2px; }
  .main { padding-top: 14px; background: #fff; }
  .page-heading { margin: 0 0 14px; padding: 14px; border: 1px solid #e4e8ee; border-radius: 9px; }
  .page-heading .toolbar { gap: 8px; }
  .archive-controls { border-radius: 8px; }
  .card { min-height: 124px; border-radius: 8px; }
  .panel { border-radius: 8px; }
  html body .wecom-card,
  html body .new-month-card,
  html body .payroll-team-card,
  html body .cloud-auth-card { border-radius: 10px !important; }
}

@media print {
  .topbar, .sidebar, .page-heading, .cards, .panel-header, .settings-grid, .no-print, .toast, .modal-backdrop { display: none !important; }
  .main { padding: 0; }
}