/* ============================================================
   SIGMA ERP — Main Stylesheet v2.0
   Dark + Light theme | Responsive | Mobile-first
   ============================================================ */

/* ─── CSS Variables (Dark Theme default) ─────────────────── */
:root {
  --bg:     #0D1117;
  --sf:     #161B22;
  --sf2:    #1C2128;
  --bd:     #30363D;
  --bl:     #58A6FF;
  --gr:     #3FB950;
  --yw:     #D29922;
  --rd:     #F85149;
  --pu:     #BC8CFF;
  --or:     #F78166;
  --tx:     #E6EDF3;
  --mt:     #8B949E;
  --dm:     #484F58;
  --sb-w:   240px;
  --tb-h:   56px;
  --ft-h:   44px;
  --radius: 10px;
  --shadow: 0 4px 24px rgba(0,0,0,.4);
  --gap:    14px;

  /* ── Semantic aliases used in PHP templates ── */
  --text:     #E6EDF3;
  --surface:  #161B22;
  --surface2: #1C2128;
  --border:   #30363D;
  --blue:     #58A6FF;
  --green:    #3FB950;
  --yellow:   #D29922;
  --red:      #F85149;
  --purple:   #BC8CFF;
  --orange:   #F78166;
  --muted:    #8B949E;
}

/* Light Theme */
[data-theme="light"] {
  --bg:  #F6F8FA;
  --sf:  #FFFFFF;
  --sf2: #F0F2F5;
  --bd:  #D0D7DE;
  --bl:  #0969DA;
  --gr:  #1A7F37;
  --yw:  #9A6700;
  --rd:  #CF222E;
  --pu:  #8250DF;
  --or:  #BC4C00;
  --tx:  #1F2328;
  --mt:  #656D76;
  --dm:  #818B92;
  --shadow: 0 2px 12px rgba(0,0,0,.12);
  --text:     #1F2328;
  --surface:  #FFFFFF;
  --surface2: #F0F2F5;
  --border:   #D0D7DE;
  --blue:     #0969DA;
  --green:    #1A7F37;
  --yellow:   #9A6700;
  --red:      #CF222E;
  --purple:   #8250DF;
  --orange:   #BC4C00;
  --muted:    #656D76;
}

/* ─── Reset & Base ───────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 15px; scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--tx);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  transition: background .2s, color .2s;
}

a { color: var(--bl); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; }

/* ─── Scrollbar ─────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--bd); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--mt); }

/* ─── Layout ────────────────────────────────────────────── */
.erp-wrap { display: flex; min-height: 100vh; }

/* ─── Sidebar ───────────────────────────────────────────── */
#sidebar {
  width: var(--sb-w);
  background: var(--sf);
  border-right: 1px solid var(--bd);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 200;
  overflow: hidden;
  transition: transform .25s cubic-bezier(.4,0,.2,1), width .25s;
}

#sidebar .sb-logo {
  padding: 14px 16px;
  border-bottom: 1px solid var(--bd);
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

#sidebar .sb-logo .logo-icon {
  width: 34px; height: 34px;
  background: linear-gradient(135deg, #F78166, #F0984F);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 900; color: #fff;
  flex-shrink: 0;
}

#sidebar .sb-logo .logo-text .name { font-size: 13px; font-weight: 800; color: var(--tx); letter-spacing: .3px; }
#sidebar .sb-logo .logo-text .ver  { font-size: 13px;  color: var(--mt); letter-spacing: .8px; text-transform: uppercase; }

#sidebar nav { flex: 1; overflow-y: auto; padding: 8px; }

.nav-section { font-size: 13px; color: var(--dm); font-weight: 700; letter-spacing: 1.2px; text-transform: uppercase; padding: 10px 10px 4px; }

.nav-item {
  display: flex; align-items: center; gap: 9px;
  padding: 8px 10px;
  border-radius: 7px;
  border: none; background: transparent;
  color: var(--mt); cursor: pointer;
  font-size: 14px; font-weight: 500;
  width: 100%; text-align: left;
  text-decoration: none;
  transition: background .15s, color .15s;
  white-space: nowrap;
  overflow: hidden;
}
.nav-item:hover { background: rgba(88,166,255,.06); color: var(--tx); text-decoration: none; }
.nav-item.active { background: rgba(88,166,255,.12); color: var(--bl); font-weight: 700; }

.nav-item .nav-icon { font-size: 15px; width: 20px; text-align: center; flex-shrink: 0; }
.nav-item .nav-label { flex: 1; }
.nav-item .nav-badge {
  background: rgba(210,153,34,.2); color: var(--yw);
  font-size: 13px; font-weight: 700;
  padding: 1px 7px; border-radius: 20px;
  flex-shrink: 0;
}

#sidebar .sb-user {
  padding: 10px 12px;
  border-top: 1px solid var(--bd);
  display: flex; align-items: center; gap: 8px;
  flex-shrink: 0;
}
.user-avatar {
  width: 30px; height: 30px; border-radius: 50%;
  background: linear-gradient(135deg, var(--bl), var(--pu));
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; color: #fff;
  flex-shrink: 0;
}
.user-info .uname { font-size: 11.5px; font-weight: 600; color: var(--tx); }
.user-info .urole { font-size: 13px; color: var(--mt); }
.user-online { width: 7px; height: 7px; border-radius: 50%; background: var(--gr); flex-shrink: 0; }

/* Sidebar overlay for mobile */
#sb-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 190;
}
#sb-overlay.show { display: block; }

/* ─── Main Area ─────────────────────────────────────────── */
#main {
  flex: 1;
  margin-left: var(--sb-w);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-width: 0;
  transition: margin-left .25s;
}

/* ─── Topbar ────────────────────────────────────────────── */
#topbar {
  height: var(--tb-h);
  background: var(--sf);
  border-bottom: 1px solid var(--bd);
  display: flex; align-items: center;
  padding: 0 20px;
  gap: 12px;
  position: sticky; top: 0; z-index: 100;
  flex-shrink: 0;
}

#menu-toggle {
  display: none;
  background: none; border: none; cursor: pointer;
  color: var(--mt); font-size: 18px; padding: 4px;
}

#topbar .tb-title { font-size: 14px; font-weight: 700; color: var(--tx); }
#topbar .tb-sub   { font-size: 13px; color: var(--mt); }

#topbar .tb-right { margin-left: auto; display: flex; align-items: center; gap: 8px; }

#theme-toggle {
  background: none; border: 1px solid var(--bd);
  border-radius: 7px; padding: 5px 10px;
  color: var(--mt); cursor: pointer; font-size: 14px;
  transition: border-color .15s, color .15s;
}
#theme-toggle:hover { border-color: var(--bl); color: var(--tx); }

/* ─── Page Content ──────────────────────────────────────── */
#content {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  max-width: 1400px;
  width: 100%;
}

/* ─── Footer ────────────────────────────────────────────── */
#footer {
  height: var(--ft-h);
  background: var(--sf);
  border-top: 1px solid var(--bd);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 20px;
  flex-shrink: 0;
}
#footer .ft-left { font-size: 13px; color: var(--mt); }
#footer .ft-right { font-size: 13px; color: var(--mt); }

/* ─── Cards ─────────────────────────────────────────────── */
.card {
  background: var(--sf);
  border: 1px solid var(--bd);
  border-radius: var(--radius);
  padding: 16px;
}
.card-inner { background: var(--sf2); border-radius: 8px; padding: 12px; }

.card-title { font-size: 13px; font-weight: 700; color: var(--tx); margin-bottom: 12px; }

/* Stat Card */
.stat-card {
  background: var(--sf);
  border: 1px solid var(--bd);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.stat-label { font-size: 13px; color: var(--mt); font-weight: 700; letter-spacing: .7px; text-transform: uppercase; margin-bottom: 5px; }
.stat-value { font-size: 22px; font-weight: 800; letter-spacing: -1px; line-height: 1; }
.stat-sub   { font-size: 13px; color: var(--mt); margin-top: 4px; }

/* ─── Grid ──────────────────────────────────────────────── */
.g2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.g3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.g4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; }

@media (max-width: 900px) { .g4 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) {
  .g2, .g3, .g4 { grid-template-columns: 1fr; }
}

/* ─── Badges ────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center;
  padding: 2px 9px; border-radius: 20px;
  font-size: 13px; font-weight: 700; white-space: nowrap;
  flex-shrink: 0; letter-spacing: .2px;
}
.badge-gr { background: rgba(63,185,80,.15);  color: var(--gr); }
.badge-bl { background: rgba(88,166,255,.15); color: var(--bl); }
.badge-rd { background: rgba(248,81,73,.15);  color: var(--rd); }
.badge-yw { background: rgba(210,153,34,.15); color: var(--yw); }
.badge-pu { background: rgba(188,140,255,.15);color: var(--pu); }
.badge-or { background: rgba(247,129,102,.15);color: var(--or); }
.badge-gy { background: rgba(139,148,158,.15);color: var(--mt); }

/* Service Chip */
.chip {
  display: inline-flex; align-items: center;
  padding: 2px 9px; border-radius: 4px;
  font-size: 13px; font-weight: 700; white-space: nowrap;
}

/* ─── Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 5px;
  border: none; border-radius: 7px;
  padding: 7px 14px; font-size: 13px; font-weight: 600;
  cursor: pointer; white-space: nowrap; flex-shrink: 0;
  transition: opacity .15s, transform .1s;
  text-decoration: none;
}
.btn:hover { opacity: .88; text-decoration: none; }
.btn:active { transform: scale(.97); }

.btn-primary  { background: var(--bl); color: #fff; }
.btn-success  { background: var(--gr); color: #fff; }
.btn-danger   { background: var(--rd); color: #fff; }
.btn-warning  { background: var(--yw); color: #fff; }
.btn-ghost    { background: transparent; color: var(--mt); border: 1px solid var(--bd); }
.btn-ghost:hover { color: var(--tx); background: rgba(255,255,255,.04); }
.btn-sm { padding: 4px 10px; font-size: 13px; }
.btn-xs { padding: 2px 8px;  font-size: 13px; }

/* ─── Forms ─────────────────────────────────────────────── */
.form-group { margin-bottom: 14px; }
.form-label { display: block; font-size: 13px; color: var(--mt); font-weight: 700; letter-spacing: .6px; text-transform: uppercase; margin-bottom: 5px; }
.form-control {
  width: 100%;
  background: var(--sf2);
  border: 1px solid var(--bd);
  border-radius: 7px;
  padding: 8px 12px;
  font-size: 14px;
  color: var(--tx);
  transition: border-color .15s;
  outline: none;
  font-family: inherit;
}
.form-control:focus { border-color: var(--bl); box-shadow: 0 0 0 3px rgba(88,166,255,.15); }
.form-control::placeholder { color: var(--dm); }
select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 80px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }

@media (max-width: 640px) {
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
}

/* ─── Tables ────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; border-radius: var(--radius); }
.tbl {
  width: 100%; border-collapse: collapse;
  font-size: 13px;
}
.tbl th {
  text-align: left; padding: 8px 12px;
  color: var(--mt); font-size: 13px; font-weight: 700;
  letter-spacing: .6px; text-transform: uppercase;
  background: var(--sf2);
  border-bottom: 1px solid var(--bd);
  white-space: nowrap;
}
.tbl td {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(48,54,61,.4);
  color: var(--tx); vertical-align: middle;
}
.tbl tr:last-child td { border-bottom: none; }
.tbl tbody tr:hover td { background: rgba(88,166,255,.04); }
.tbl-code { color: var(--bl); font-weight: 600; font-size: 13px; }
.tbl-amt  { font-weight: 700; color: var(--gr); }

/* ─── Tabs ──────────────────────────────────────────────── */
.tabs {
  display: flex; border-bottom: 1px solid var(--bd);
  margin-bottom: 16px; gap: 0;
  overflow-x: auto;
}
.tabs::-webkit-scrollbar { height: 0; }
.tab-btn {
  padding: 9px 14px;
  background: none; border: none;
  border-bottom: 2px solid transparent;
  color: var(--mt); font-size: 13px; font-weight: 500;
  cursor: pointer; white-space: nowrap;
  transition: color .15s, border-color .15s;
  text-decoration: none; display: inline-block;
}
.tab-btn:hover { color: var(--tx); }
.tab-btn.active { color: var(--bl); border-bottom-color: var(--bl); font-weight: 700; }

/* ─── Progress Bar ──────────────────────────────────────── */
.progress { height: 6px; background: var(--bd); border-radius: 6px; overflow: hidden; }
.progress-bar { height: 100%; border-radius: 6px; transition: width .3s; }

/* ─── Alerts ────────────────────────────────────────────── */
.alert {
  border-radius: 9px; padding: 11px 14px;
  display: flex; align-items: flex-start; gap: 10px;
  margin-bottom: 12px;
}
.alert-icon { font-size: 15px; flex-shrink: 0; margin-top: 1px; }
.alert-content { flex: 1; min-width: 0; }
.alert-title { font-size: 13px; font-weight: 700; margin-bottom: 2px; }
.alert-msg   { font-size: 13px; color: var(--mt); }

.alert-danger  { background: rgba(248,81,73,.08);  border: 1px solid rgba(248,81,73,.3);  }
.alert-warning { background: rgba(210,153,34,.08); border: 1px solid rgba(210,153,34,.3); }
.alert-success { background: rgba(63,185,80,.07);  border: 1px solid rgba(63,185,80,.25); }
.alert-info    { background: rgba(88,166,255,.07); border: 1px solid rgba(88,166,255,.25);}

.alert-danger .alert-title  { color: var(--rd); }
.alert-warning .alert-title { color: var(--yw); }
.alert-success .alert-title { color: var(--gr); }
.alert-info .alert-title    { color: var(--bl); }

/* Flash toast */
.flash-toast {
  position: fixed; top: 20px; right: 20px; z-index: 9999;
  padding: 12px 18px; border-radius: 9px;
  font-size: 13px; font-weight: 600;
  box-shadow: var(--shadow);
  animation: slideIn .25s ease;
  max-width: 340px;
}
.flash-toast.success { background: rgba(63,185,80,.15);  border: 1px solid rgba(63,185,80,.4); color: var(--gr); }
.flash-toast.error   { background: rgba(248,81,73,.15);  border: 1px solid rgba(248,81,73,.4); color: var(--rd); }
.flash-toast.info    { background: rgba(88,166,255,.15); border: 1px solid rgba(88,166,255,.4); color: var(--bl); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to   { transform: translateX(0);   opacity: 1; }
}

/* ─── Modals ────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.65);
  z-index: 500; display: flex;
  align-items: center; justify-content: center;
  padding: 16px;
}
.modal {
  background: var(--sf);
  border: 1px solid var(--bd);
  border-radius: 12px;
  width: 100%; max-width: 560px;
  max-height: 90vh; overflow-y: auto;
  box-shadow: var(--shadow);
}
.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--bd);
  display: flex; align-items: center; justify-content: space-between;
}
.modal-title { font-size: 14px; font-weight: 700; color: var(--tx); }
.modal-close {
  background: none; border: none; color: var(--mt);
  cursor: pointer; font-size: 18px; padding: 2px;
}
.modal-body    { padding: 20px; }
.modal-footer  { padding: 14px 20px; border-top: 1px solid var(--bd); display: flex; justify-content: flex-end; gap: 8px; }

/* ─── Phase Stepper ─────────────────────────────────────── */
.phase-dot {
  width: 32px; height: 32px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; flex-shrink: 0;
}
.phase-dot.done   { background: rgba(63,185,80,.15);  color: var(--gr); }
.phase-dot.active { background: rgba(88,166,255,.15); color: var(--bl); }
.phase-dot.pend   { background: rgba(72,79,88,.2);    color: var(--dm); }

/* ─── Login Page ────────────────────────────────────────── */
.login-page {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg);
  padding: 20px;
}
.login-box {
  width: 100%; max-width: 400px;
  background: var(--sf);
  border: 1px solid var(--bd);
  border-radius: 14px;
  padding: 36px 32px;
  box-shadow: var(--shadow);
}
.login-logo {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 28px;
}
.login-logo .icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, #F78166, #F0984F);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 900; color: #fff;
}
.login-logo .text .name { font-size: 20px; font-weight: 800; color: var(--tx); }
.login-logo .text .sub  { font-size: 13px; color: var(--mt); }
.login-title { font-size: 18px; font-weight: 700; color: var(--tx); margin-bottom: 4px; }
.login-sub   { font-size: 13px; color: var(--mt); margin-bottom: 22px; }

/* ─── Page Header ───────────────────────────────────────── */
.page-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px; flex-wrap: wrap; gap: 10px;
}
.page-header-left .page-title { font-size: 18px; font-weight: 800; color: var(--tx); }
.page-header-left .page-sub   { font-size: 13px; color: var(--mt); margin-top: 2px; }
.page-header-right { display: flex; gap: 8px; flex-wrap: wrap; }

/* ─── Breadcrumb ────────────────────────────────────────── */
.breadcrumb { display: flex; align-items: center; gap: 6px; margin-bottom: 14px; flex-wrap: wrap; }
.breadcrumb a { font-size: 13px; color: var(--bl); }
.breadcrumb span { font-size: 13px; color: var(--mt); }
.breadcrumb .sep { color: var(--dm); }

/* ─── KPI Row ───────────────────────────────────────────── */
.kpi-row { display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; margin-bottom: 18px; }
@media (max-width: 900px) { .kpi-row { grid-template-columns: 1fr 1fr; } }
@media (max-width: 500px) { .kpi-row { grid-template-columns: 1fr; } }

/* ─── Empty State ───────────────────────────────────────── */
.empty-state {
  text-align: center; padding: 40px 20px; color: var(--mt);
}
.empty-state .icon { font-size: 42px; margin-bottom: 12px; }
.empty-state .title { font-size: 14px; font-weight: 700; color: var(--tx); margin-bottom: 6px; }
.empty-state .msg { font-size: 13px; margin-bottom: 16px; }

/* ─── Cost Item Row ─────────────────────────────────────── */
.cost-row {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 0; border-bottom: 1px solid rgba(48,54,61,.5);
}
.cost-row:last-child { border-bottom: none; }
.cost-dot { width: 8px; height: 8px; border-radius: 2px; flex-shrink: 0; }

/* ─── Utilities ─────────────────────────────────────────── */
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 14px; }
.mb-3 { margin-bottom: 20px; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 14px; }
.flex { display: flex; align-items: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-gap { display: flex; align-items: center; gap: 8px; }
.text-muted  { color: var(--mt); }
.text-green  { color: var(--gr); }
.text-red    { color: var(--rd); }
.text-blue   { color: var(--bl); }
.text-yellow { color: var(--yw); }
.text-sm  { font-size: 13px; }
.text-xs  { font-size: 13px; }
.fw-bold  { font-weight: 700; }
.fw-800   { font-weight: 800; }
.text-right { text-align: right; }
.d-none { display: none; }

/* ─── Section Divider ───────────────────────────────────── */
.section-header {
  display: flex; align-items: center; gap: 10px; margin-bottom: 10px;
}
.section-header .title { font-size: 13px; font-weight: 700; color: var(--tx); }
.section-header .line  { flex: 1; height: 1px; background: var(--bd); }

/* ─── Responsive – Mobile ───────────────────────────────── */
@media (max-width: 768px) {
  /* ── Sidebar ── */
  #sidebar { transform: translateX(-100%); }
  #sidebar.open { transform: translateX(0); box-shadow: 4px 0 20px rgba(0,0,0,.4); }
  #main { margin-left: 0; }
  #menu-toggle { display: flex !important; }

  /* ── Topbar ── */
  #topbar { padding: 0 10px; gap: 8px; height: auto; min-height: var(--tb-h); flex-wrap: nowrap; }
  #topbar > div:first-of-type { flex: 1; min-width: 0; overflow: hidden; }
  #topbar .tb-title { font-size: 13px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  #topbar .tb-sub   { font-size: 11px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  #topbar .tb-right { gap: 5px; flex-shrink: 0; }
  #topbar .tb-right .btn { font-size: 11px; padding: 4px 9px; }
  /* Hide "3 Pending" text on mobile, show only notification icon */
  #topbar .tb-right > a:first-child { display: none; }

  /* ── Content ── */
  #content { padding: 12px; }
  #footer   { padding: 0 12px; }

  /* ── KPI cards ── */
  .kpi-row { grid-template-columns: 1fr 1fr; gap: 8px; }
  .stat-card { padding: 12px; }
  .stat-value { font-size: 20px; }
  .stat-label { font-size: 10px; }

  /* ── Page header ── */
  .page-header { flex-direction: column; align-items: flex-start; gap: 10px; }
  .page-header-right { width: 100%; display: flex; flex-wrap: wrap; gap: 6px; }
  .page-title { font-size: 17px; }

  /* ── Cards / Grid ── */
  .g2, .g3, .g4 { grid-template-columns: 1fr; }
  .card { padding: 12px; }

  /* ── Tables: scroll horizontally ── */
  .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .table { min-width: 600px; }
  .tbl { font-size: 12px; min-width: 560px; }
  .tbl th, .tbl td { padding: 6px 8px; }

  /* ── Tabs ── */
  .tabs { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .tabs::-webkit-scrollbar { display: none; }

  /* ── Dashboard charts ── */
  #content .g2 { grid-template-columns: 1fr; }

  /* ── Modals full-width ── */
  .modal { max-width: 100%; margin: 0; border-radius: 12px 12px 0 0; }
  .modal-overlay { align-items: flex-end; padding: 0; }

  /* ── Forms ── */
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  [style*="grid-column:span 2"] { grid-column: span 1 !important; }
}

@media (max-width: 480px) {
  .kpi-row { grid-template-columns: 1fr 1fr; gap: 6px; }
  .stat-value { font-size: 18px; }
  #topbar .tb-right .notif-btn { font-size: 15px; }
}

@media (max-width: 380px) {
  .kpi-row { grid-template-columns: 1fr; }
  .login-box { padding: 20px 14px; }
  .btn { padding: 6px 10px; font-size: 11px; }
}

/* ─── Print ─────────────────────────────────────────────── */
@media print {
  #sidebar, #topbar, #footer, .btn, .tabs { display: none !important; }
  #main { margin-left: 0; }
  #content { padding: 0; }
  .card { box-shadow: none; border: 1px solid #ddd; }
}

/* ─── Chart Container ───────────────────────────────────── */
.chart-wrap { position: relative; }
.chart-wrap canvas { max-height: 260px; }

/* ─── AMC Specific ──────────────────────────────────────── */
.amc-card {
  background: var(--sf);
  border: 1px solid var(--bd);
  border-radius: var(--radius);
  padding: 14px;
  margin-bottom: 10px;
  transition: border-color .15s;
}
.amc-card:hover { border-color: var(--bl); }
.amc-timeline { display: flex; flex-direction: column; gap: 1px; }
.amc-visit {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 10px 0; border-bottom: 1px solid rgba(48,54,61,.4);
}
.amc-visit:last-child { border-bottom: none; }
.amc-visit-dot {
  width: 10px; height: 10px; border-radius: 50%;
  margin-top: 4px; flex-shrink: 0;
}

/* ─── Labour Cost ───────────────────────────────────────── */
.labour-row {
  display: flex; align-items: center;
  padding: 9px 0; border-bottom: 1px solid rgba(48,54,61,.4);
  gap: 8px;
}
.labour-row:last-child { border-bottom: none; }
.labour-cat {
  font-size: 13px; font-weight: 700; padding: 2px 7px;
  border-radius: 4px; white-space: nowrap;
}
.cat-skilled      { background: rgba(88,166,255,.12); color: var(--bl); }
.cat-semi-skilled { background: rgba(210,153,34,.12); color: var(--yw); }
.cat-unskilled    { background: rgba(139,148,158,.12); color: var(--mt); }
.cat-supervisor   { background: rgba(188,140,255,.12); color: var(--pu); }
.cat-engineer     { background: rgba(63,185,80,.12);  color: var(--gr); }
.cat-subcontractor{ background: rgba(247,129,102,.12);color: var(--or); }

/* ─── Grid Utilities ────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--gap); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap); }
@media (max-width: 900px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ─── Stat Mini ─────────────────────────────────────────── */
.stat-mini {
  background: var(--bg);
  border: 1px solid var(--bd);
  border-radius: var(--radius);
  padding: 8px 10px;
  text-align: center;
}
.sml { font-size: 13px; color: var(--mt); margin-bottom: 3px; text-transform: uppercase; letter-spacing: .3px; }
.smv { font-size: 15px; font-weight: 700; color: var(--tx); }

/* ─── Card Border Variants ──────────────────────────────── */
.card-border-red    { border-left: 3px solid var(--rd) !important; }
.card-border-yellow { border-left: 3px solid var(--yw) !important; }
.card-border-green  { border-left: 3px solid var(--gr) !important; }
.card-border-blue   { border-left: 3px solid var(--bl) !important; }

/* ─── Badge Extra Colors ────────────────────────────────── */
.badge-purple { background: rgba(188,140,255,.15); color: var(--pu); border: 1px solid rgba(188,140,255,.3); }
.badge-orange { background: rgba(247,129,102,.15); color: var(--or); border: 1px solid rgba(247,129,102,.3); }
.badge-dark   { background: rgba(139,148,158,.15); color: var(--mt); border: 1px solid rgba(139,148,158,.3); }

/* ─── Misc Utilities ────────────────────────────────────── */
.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 8px !important; }
.mb-2 { margin-bottom: 16px !important; }
.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 8px !important; }
.mt-2 { margin-top: 16px !important; }
.w-100 { width: 100% !important; }
.text-right { text-align: right !important; }
.text-center { text-align: center !important; }
.fw-bold { font-weight: 700 !important; }
.fs-sm { font-size: 13px !important; }
.gap-1 { gap: 8px !important; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }

/* ─── Table (class="table") ─────────────────────────────────── */
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th {
  text-align: left; padding: 8px 10px;
  color: var(--mt); font-size: 11px; font-weight: 700;
  letter-spacing: .6px; text-transform: uppercase;
  border-bottom: 1px solid var(--bd);
  white-space: nowrap;
}
.table td {
  padding: 9px 10px; border-bottom: 1px solid rgba(48,54,61,.4);
  color: var(--tx); vertical-align: middle;
}
.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: rgba(255,255,255,.02); }

/* ─── Alert shorthand (no icon wrapper needed) ──────────────── */
.alert { padding: 12px 14px; border-radius: 9px; font-size: 13px; }
.alert-error   { background: rgba(248,81,73,.08);  border: 1px solid rgba(248,81,73,.3);  color: var(--rd); }

/* ─── Card header shorthand ─────────────────────────────────── */
.card-title { font-size: 14px; font-weight: 700; color: var(--tx); margin-bottom: 14px; }

/* ─── Badge extra aliases ────────────────────────────────────── */
.badge-blue   { background: rgba(88,166,255,.15);  color: var(--bl); border: 1px solid rgba(88,166,255,.3); }
.badge-red    { background: rgba(248,81,73,.15);   color: var(--rd); border: 1px solid rgba(248,81,73,.3); }
.badge-yellow { background: rgba(210,153,34,.15);  color: var(--yw); border: 1px solid rgba(210,153,34,.3); }
.badge-green  { background: rgba(63,185,80,.15);   color: var(--gr); border: 1px solid rgba(63,185,80,.25); }

/* ─── Font size bumps for key elements ──────────────────────── */
.stat-value    { font-size: 24px; }
.page-header-left .page-title { font-size: 20px; }
.page-header-left .page-sub   { font-size: 13px; }
.form-label    { font-size: 11px; }
.nav-item      { font-size: 13px; }
#topbar .tb-title { font-size: 15px; }
#topbar .tb-sub   { font-size: 12px; }
.tab           { font-size: 13px; }
.btn           { font-size: 13px; }
.badge         { font-size: 11px; }

/* ─── Notification Bell ─────────────────────────────────────── */
.notif-wrap { position: relative; }
.notif-btn {
  position: relative;
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 17px;
  padding: 5px 7px;
  border-radius: 8px;
  color: var(--tx);
  transition: background .15s;
  line-height: 1;
}
.notif-btn:hover { background: rgba(255,255,255,.07); }
.notif-count {
  position: absolute;
  top: -2px; right: -3px;
  background: var(--rd);
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  min-width: 16px;
  height: 16px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 3px;
  line-height: 1;
}
.notif-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 300px;
  max-width: calc(100vw - 20px);
  background: var(--sf);
  border: 1px solid var(--bd);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,.4);
  z-index: 1000;
  display: none;
  overflow: hidden;
}
.notif-dropdown.open { display: block; }

/* ─── Tab aliases (both .tab-btn and .tab work) ──────────── */
.tab {
  padding: 9px 14px;
  background: none; border: none;
  border-bottom: 2px solid transparent;
  color: var(--mt); font-size: 13px; font-weight: 500;
  cursor: pointer; white-space: nowrap;
  text-decoration: none; display: inline-block;
  transition: color .15s, border-color .15s;
}
.tab:hover { color: var(--tx); }
.tab.on, .tab.active {
  color: var(--bl); border-bottom-color: var(--bl); font-weight: 700;
}

/* ─── Fix <a> colors in specific contexts ────────────────── */
/* Notification dropdown links */
.notif-dropdown a {
  color: var(--tx) !important;
  text-decoration: none !important;
}
/* Config tile links — show as tiles not blue links */
.cfg-tile-link {
  color: inherit !important;
  text-decoration: none !important;
}
.cfg-tile-link:hover { text-decoration: none !important; }

/* Report name links — not blue */
.report-name-link {
  color: var(--tx) !important;
  text-decoration: none !important;
  font-size: 13px;
}
.report-name-link:hover { color: var(--bl) !important; }

/* Any <a> that wraps a card — remove link style */
a.card, a.stat-card {
  color: inherit !important;
  text-decoration: none !important;
}

/* ─── Vendor card 4-stat row ─────────────────────────────── */
.vendor-stat {
  background: var(--sf2);
  border: 1px solid var(--bd);
  border-radius: 8px;
  padding: 9px 10px;
  text-align: center;
  flex: 1;
}
.vendor-stat .vs-label {
  font-size: 11px; color: var(--mt);
  font-weight: 700; letter-spacing: .5px;
  text-transform: uppercase; margin-bottom: 4px;
}
.vendor-stat .vs-val {
  font-size: 16px; font-weight: 700; color: var(--tx);
}

/* ─── Performance bar row ────────────────────────────────── */
.perf-bar-wrap {
  display: flex; align-items: center; gap: 8px;
}
.perf-bar-track {
  flex: 1; height: 4px; background: var(--bd); border-radius: 4px; overflow: hidden;
}
.perf-bar-fill {
  height: 100%; border-radius: 4px;
}

/* ─── Dashboard Pie Chart Layout ──────────────────────────── */
.dash-pie-wrap {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.dash-pie-canvas {
  width: 150px;
  height: 150px;
  flex-shrink: 0;
}
.dash-pie-canvas canvas {
  width: 150px !important;
  height: 150px !important;
}
.dash-pie-legend {
  flex: 1;
  min-width: 0;
  max-height: 160px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--bd) transparent;
}
.dash-pie-legend::-webkit-scrollbar { width: 4px; }
.dash-pie-legend::-webkit-scrollbar-thumb { background: var(--bd); border-radius: 4px; }

/* Mobile: stack pie charts vertically */
@media (max-width: 600px) {
  .dash-pie-wrap {
    flex-direction: column;
    align-items: center;
  }
  .dash-pie-canvas { width: 180px; height: 180px; }
  .dash-pie-canvas canvas { width: 180px !important; height: 180px !important; }
  .dash-pie-legend { max-height: 140px; width: 100%; }
}

/* ─── Notification Dropdown — Mobile Fix ──────────────────── */
.notif-wrap { position: relative; }

/* On mobile, dropdown aligns to right edge of viewport */
@media (max-width: 600px) {
  .notif-dropdown {
    position: fixed !important;
    top: 56px !important;
    right: 8px !important;
    left: 8px !important;
    width: auto !important;
    max-width: none !important;
    z-index: 9999 !important;
    max-height: calc(100vh - 80px);
    overflow-y: auto;
  }
}

/* ─── Dashboard Mobile Fixes ──────────────────────────────── */
@media (max-width: 768px) {
  /* KPI cards 2-column on tablet */
  .kpi-row { gap: 8px; }
  .stat-card { min-width: 0; }

  /* All dashboard g2 grids single column */
  #content .g2 { grid-template-columns: 1fr !important; gap: 10px; }

  /* Status chart height reduced on mobile */
  .chart-wrap { height: 180px !important; }

  /* Recent projects table — horizontal scroll */
  .card .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

  /* Page header wrap properly */
  .page-header { margin-bottom: 14px; }
}

@media (max-width: 480px) {
  /* KPI 2-col stays readable */
  .kpi-row { grid-template-columns: 1fr 1fr; }
  .stat-value { font-size: 17px; }
  .stat-label { font-size: 10px; }
  .stat-sub   { font-size: 10px; }
}

/* ─── Prevent body scroll when notification open ─────────── */
body.notif-open { overflow: hidden; }

/* ─── Form Grid (original card layout) ──────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group-full { grid-column: span 2; }
.card-header { margin-bottom: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--bd); }
.card-title  { font-size: 14px; font-weight: 700; color: var(--tx); }

@media (max-width: 600px) {
  .form-grid { grid-template-columns: 1fr; }
  .form-group-full { grid-column: span 1; }
}

/* ── Projects 2-col grid responsive ─── */
@media (max-width: 900px) {
  .projects-grid-2col { grid-template-columns: 1fr !important; }
}

/* ── Remove number input spin buttons (up/down arrows) app-wide ───────
   These arrows overlap text in narrow qty/rate table cells and serve
   no purpose since users type values directly. */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
input[type="number"] {
  -moz-appearance: textfield;
  appearance: textfield;
}