/* ── Fonts ──────────────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Rajdhani:wght@500;600;700&display=swap');

/* ══════════════════════════════════════════════════════════════════════════
   LIGHT THEME (default)
   Inspired by a clean industrial blue-white palette — crisp, not dull.
   Primary: Deep teal-blue  |  Accent: Warm amber  |  BG: Soft blue-white
══════════════════════════════════════════════════════════════════════════ */
:root,
[data-theme="light"] {
  --navy:         #1a3a5c;        /* sidebar, topbar */
  --navy-mid:     #1e4470;        /* sidebar hover */
  --navy-light:   #234d80;        /* section headers */
  --steel:        #2a5c8f;        /* subtle elements */

  --accent:       #e07b10;        /* amber — action colour */
  --accent-dim:   #c96e0a;
  --cyan:         #0891b2;        /* info colour */
  --danger:       #dc2626;
  --success:      #16a34a;

  --bg:           #f0f4f8;        /* page background */
  --surface:      #ffffff;        /* cards */
  --surface-2:    #f7f9fc;        /* table row alt, inputs */
  --border:       #d1dce8;        /* borders */
  --border-strong:#b0c0d4;

  --text-primary: #0f2744;        /* main text — deep navy */
  --text-muted:   #5a7a9a;        /* secondary text */
  --text-inverse: #ffffff;        /* text on dark surfaces */

  --sidebar-bg:   #1a3a5c;
  --sidebar-text: rgba(255,255,255,.75);
  --sidebar-active-bg: rgba(255,255,255,.12);
  --sidebar-active-text: #ffffff;
  --sidebar-label: rgba(255,255,255,.45);

  --topbar-bg:    #ffffff;
  --topbar-border:#d1dce8;

  --shadow:       0 1px 8px rgba(15,39,68,.10);
  --shadow-md:    0 4px 20px rgba(15,39,68,.12);

  --radius:       6px;
  --sidebar-w:    260px;
  --header-h:     64px;
}

/* ══════════════════════════════════════════════════════════════════════════
   DARK THEME
   Rich navy/steel with amber accent — original dark palette
══════════════════════════════════════════════════════════════════════════ */
[data-theme="dark"] {
  --navy:         #0D1B2A;
  --navy-mid:     #1B2B3E;
  --navy-light:   #243447;
  --steel:        #2D4057;

  --accent:       #E8A020;
  --accent-dim:   #B87D14;
  --cyan:         #3FB8C8;
  --danger:       #E05252;
  --success:      #3DB87A;

  --bg:           #0D1B2A;
  --surface:      #1B2B3E;
  --surface-2:    #243447;
  --border:       #2A3F55;
  --border-strong:#3A5570;

  --text-primary: #EDF2F7;
  --text-muted:   #8BA0B8;
  --text-inverse: #0D1B2A;

  --sidebar-bg:   #1B2B3E;
  --sidebar-text: rgba(255,255,255,.65);
  --sidebar-active-bg: rgba(232,160,32,.10);
  --sidebar-active-text: #E8A020;
  --sidebar-label: #8BA0B8;

  --topbar-bg:    #1B2B3E;
  --topbar-border:#2A3F55;

  --shadow:       0 2px 12px rgba(0,0,0,.35);
  --shadow-md:    0 4px 20px rgba(0,0,0,.45);
}

/* ── Reset ──────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 14px; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  min-height: 100vh;
  transition: background .25s, color .25s;
  -webkit-font-smoothing: antialiased;
}

/* ── Login Page ─────────────────────────────────────────────────────────── */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--navy);
  position: relative;
  overflow: hidden;
}

[data-theme="light"] .login-page {
  background: linear-gradient(135deg, #1a3a5c 0%, #0f2744 60%, #1a4a7a 100%);
}

.login-page::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 39px, rgba(255,255,255,.04) 39px, rgba(255,255,255,.04) 40px),
    repeating-linear-gradient(90deg, transparent, transparent 39px, rgba(255,255,255,.04) 39px, rgba(255,255,255,.04) 40px);
}

.login-page::after {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232,160,32,.12) 0%, transparent 70%);
  pointer-events: none;
}

.login-card {
  position: relative;
  z-index: 1;
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.15);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0,0,0,.4);
  width: 100%;
  max-width: 420px;
  padding: 44px 40px;
}

[data-theme="light"] .login-card {
  background: rgba(255,255,255,.12);
}

.login-logo {
  display: flex; align-items: center; gap: 12px; margin-bottom: 32px;
}

.login-logo .logo-mark {
  width: 42px; height: 42px;
  background: var(--accent);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700; font-size: 20px; color: #fff;
}

.login-logo .logo-text {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700; font-size: 17px; line-height: 1.2;
  color: #fff;
}

.login-logo .logo-text span {
  display: block; font-size: 11px; font-weight: 500;
  color: rgba(255,255,255,.6);
  letter-spacing: .08em; text-transform: uppercase;
}

.login-heading { font-family: 'Rajdhani', sans-serif; font-size: 26px; font-weight: 700; color: #fff; margin-bottom: 6px; }
.login-sub { font-size: 13px; color: rgba(255,255,255,.6); margin-bottom: 32px; }

/* Login form controls — always on dark login bg */
.login-card .form-label { color: rgba(255,255,255,.7); }
.login-card .form-control {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.2);
  color: #fff;
}
.login-card .form-control:focus {
  border-color: var(--accent);
  background: rgba(255,255,255,.12);
  box-shadow: 0 0 0 3px rgba(232,160,32,.2);
}
.login-card .form-control::placeholder { color: rgba(255,255,255,.4); }

/* ── Form Controls ──────────────────────────────────────────────────────── */
.form-group { margin-bottom: 18px; }

.form-label {
  display: block;
  font-size: 12px; font-weight: 600;
  letter-spacing: .06em; text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 7px;
}

.form-control, .form-select {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  padding: 10px 14px;
  transition: border-color .2s, box-shadow .2s;
  outline: none;
}

.form-control:focus, .form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(224,123,16,.15);
  background: var(--surface);
}

[data-theme="dark"] .form-control:focus,
[data-theme="dark"] .form-select:focus {
  box-shadow: 0 0 0 3px rgba(232,160,32,.15);
}

.form-control::placeholder { color: var(--text-muted); }
.form-control.is-invalid { border-color: var(--danger); }
.invalid-feedback { color: var(--danger); font-size: 12px; margin-top: 4px; }
.form-select option { background: var(--surface); color: var(--text-primary); }

.form-check { display: flex; align-items: center; gap: 10px; }
.form-check-input {
  width: 16px; height: 16px;
  border: 1.5px solid var(--border); border-radius: 3px;
  background: var(--surface-2); cursor: pointer;
  accent-color: var(--accent);
}

/* ── Buttons ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: 'Inter', sans-serif;
  font-size: 14px; font-weight: 600;
  padding: 10px 20px;
  border-radius: var(--radius);
  border: none; cursor: pointer;
  transition: background .18s, transform .1s, box-shadow .18s;
  text-decoration: none;
}

.btn:active { transform: scale(.97); }

.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dim); box-shadow: 0 4px 14px rgba(224,123,16,.35); }

.btn-secondary {
  background: var(--surface-2);
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--border); }

[data-theme="dark"] .btn-secondary {
  background: var(--steel);
  border-color: var(--border);
}
[data-theme="dark"] .btn-secondary:hover { background: #3a5068; }

.btn-danger {
  background: rgba(220,38,38,.10);
  color: var(--danger);
  border: 1px solid rgba(220,38,38,.25);
}
.btn-danger:hover { background: var(--danger); color: #fff; }

.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { filter: brightness(1.08); }

.btn-sm { font-size: 12px; padding: 6px 13px; }
.btn-full { width: 100%; justify-content: center; }

/* ── App Shell ──────────────────────────────────────────────────────────── */
.app-shell { display: flex; min-height: 100vh; }

/* ── Sidebar ────────────────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--sidebar-bg);
  border-right: 1px solid rgba(0,0,0,.1);
  display: flex; flex-direction: column;
  position: fixed; top: 0; left: 0;
  height: 100vh; z-index: 100;
  transition: transform .3s ease, background .25s;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,.15) transparent;
}

[data-theme="light"] .sidebar {
  box-shadow: 2px 0 16px rgba(15,39,68,.15);
}

.sidebar-brand {
  padding: 18px 20px;
  border-bottom: 1px solid rgba(255,255,255,.1);
  display: flex; align-items: center; gap: 12px;
  min-height: var(--header-h); flex-shrink: 0;
}

.brand-mark {
  width: 36px; height: 36px;
  background: var(--accent);
  border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700; font-size: 18px; color: #fff;
  flex-shrink: 0;
}

.brand-text {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700; font-size: 15px; line-height: 1.2;
  color: #fff;
}

.brand-text small {
  display: block; font-size: 10px; font-weight: 500;
  color: rgba(255,255,255,.5);
  letter-spacing: .07em; text-transform: uppercase;
}

.sidebar-nav { padding: 16px 0; flex: 1; }

.nav-group-label {
  font-size: 10px; font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--sidebar-label);
  padding: 14px 20px 6px;
  display: flex; align-items: center; gap: 8px;
}

.nav-group-label i { font-size: 12px; color: var(--accent); opacity: .8; }

.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 20px 9px 32px;
  font-size: 13.5px; font-weight: 500;
  color: var(--sidebar-text);
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: all .18s;
}

.nav-item:hover {
  color: #fff;
  background: rgba(255,255,255,.08);
}

.nav-item.active {
  color: var(--sidebar-active-text);
  background: var(--sidebar-active-bg);
  border-left-color: var(--accent);
  font-weight: 600;
}

[data-theme="light"] .nav-item.active {
  border-left-color: #fff;
  color: #fff;
  background: rgba(255,255,255,.18);
}

.nav-item i { font-size: 13px; width: 16px; text-align: center; }

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255,255,255,.1);
  flex-shrink: 0;
}

.user-pill { display: flex; align-items: center; gap: 10px; }

.user-avatar {
  width: 34px; height: 34px;
  background: rgba(255,255,255,.15);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700; font-size: 14px; color: #fff;
  flex-shrink: 0;
}

.user-info { flex: 1; min-width: 0; }
.user-name { font-size: 13px; font-weight: 600; color: #fff; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role { font-size: 11px; color: rgba(255,255,255,.5); }

.logout-btn {
  color: rgba(255,255,255,.5); text-decoration: none;
  font-size: 16px; transition: color .18s; padding: 4px;
}
.logout-btn:hover { color: var(--danger); }

/* ── Topbar ─────────────────────────────────────────────────────────────── */
.topbar {
  height: var(--header-h);
  background: var(--topbar-bg);
  border-bottom: 1px solid var(--topbar-border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 28px;
  position: sticky; top: 0; z-index: 50;
  transition: background .25s, border-color .25s;
  box-shadow: var(--shadow);
}

.topbar-left { display: flex; align-items: center; gap: 16px; }

.page-title {
  font-family: 'Rajdhani', sans-serif;
  font-size: 20px; font-weight: 700;
  color: var(--text-primary);
}

.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; color: var(--text-muted);
}
.breadcrumb-sep { color: var(--border-strong); }
.breadcrumb a { color: var(--text-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--accent); }

.topbar-right { display: flex; align-items: center; gap: 16px; }

.status-dot { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--text-muted); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); animation: pulse 2s infinite; }

@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .4; } }

/* Theme toggle button */
.theme-toggle {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-muted);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 15px;
  transition: all .2s;
}

.theme-toggle:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ── Main Content ───────────────────────────────────────────────────────── */
.main-content { margin-left: var(--sidebar-w); flex: 1; display: flex; flex-direction: column; min-height: 100vh; }
.content-area { padding: 28px; flex: 1; }

/* ── Cards ──────────────────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: background .25s, border-color .25s;
}

.card-header {
  padding: 16px 22px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}

[data-theme="light"] .card-header {
  background: #f7f9fc;
  border-radius: var(--radius) var(--radius) 0 0;
}

.card-title {
  font-family: 'Rajdhani', sans-serif;
  font-size: 17px; font-weight: 700;
  color: var(--text-primary);
  display: flex; align-items: center; gap: 9px;
}

.card-title i { color: var(--accent); font-size: 16px; }
.card-body { padding: 22px; }

/* ── Tables ─────────────────────────────────────────────────────────────── */
.table-wrapper { overflow-x: auto; }

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.data-table thead tr { background: var(--surface-2); }

.data-table th {
  padding: 11px 16px;
  text-align: left;
  font-size: 11px; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
  vertical-align: middle;
}

.data-table tbody tr:hover { background: var(--surface-2); }
.data-table tbody tr:last-child td { border-bottom: none; }

/* ── Badges ─────────────────────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 11px; font-weight: 600;
  padding: 3px 10px; border-radius: 20px;
}

.badge-success { background: rgba(22,163,74,.12);  color: var(--success); }
.badge-danger  { background: rgba(220,38,38,.10);  color: var(--danger); }
.badge-accent  { background: rgba(224,123,16,.12); color: var(--accent); }
.badge-info    { background: rgba(8,145,178,.10);  color: var(--cyan); }

[data-theme="dark"] .badge-success { background: rgba(61,184,122,.15); }
[data-theme="dark"] .badge-danger  { background: rgba(224,82,82,.15); }
[data-theme="dark"] .badge-accent  { background: rgba(232,160,32,.15); }
[data-theme="dark"] .badge-info    { background: rgba(63,184,200,.15); }

/* ── Alerts ─────────────────────────────────────────────────────────────── */
.alert {
  padding: 12px 18px; border-radius: var(--radius);
  font-size: 13.5px;
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 20px;
}

.alert-success {
  background: rgba(22,163,74,.08);
  border: 1px solid rgba(22,163,74,.25);
  color: var(--success);
}
.alert-danger {
  background: rgba(220,38,38,.08);
  border: 1px solid rgba(220,38,38,.25);
  color: var(--danger);
}

/* ── Stats Cards ────────────────────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px; margin-bottom: 28px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  display: flex; align-items: center; gap: 16px;
  position: relative; overflow: hidden;
  box-shadow: var(--shadow);
  transition: box-shadow .2s;
}

.stat-card:hover { box-shadow: var(--shadow-md); }

.stat-card::before {
  content: ''; position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
}

.stat-card.accent::before  { background: var(--accent); }
.stat-card.cyan::before    { background: var(--cyan); }
.stat-card.success::before { background: var(--success); }
.stat-card.danger::before  { background: var(--danger); }

.stat-icon {
  width: 48px; height: 48px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; flex-shrink: 0;
}

.stat-icon.accent  { background: rgba(224,123,16,.12); color: var(--accent); }
.stat-icon.cyan    { background: rgba(8,145,178,.10);  color: var(--cyan); }
.stat-icon.success { background: rgba(22,163,74,.10);  color: var(--success); }
.stat-icon.danger  { background: rgba(220,38,38,.10);  color: var(--danger); }

[data-theme="dark"] .stat-icon.accent  { background: rgba(232,160,32,.12); }
[data-theme="dark"] .stat-icon.cyan    { background: rgba(63,184,200,.12); }
[data-theme="dark"] .stat-icon.success { background: rgba(61,184,122,.12); }
[data-theme="dark"] .stat-icon.danger  { background: rgba(224,82,82,.12); }

.stat-value {
  font-family: 'Rajdhani', sans-serif;
  font-size: 28px; font-weight: 700; line-height: 1;
  color: var(--text-primary);
}
.stat-label { font-size: 12px; color: var(--text-muted); margin-top: 3px; font-weight: 500; }

/* ── Toggle Switch ──────────────────────────────────────────────────────── */
.toggle-switch { position: relative; display: inline-block; width: 42px; height: 22px; }
.toggle-switch input { opacity: 0; width: 0; height: 0; }

.toggle-slider {
  position: absolute; cursor: pointer; inset: 0;
  background: var(--border);
  border-radius: 22px; transition: .3s;
}
.toggle-slider::before {
  content: ''; position: absolute;
  width: 16px; height: 16px; left: 3px; top: 3px;
  background: var(--text-muted); border-radius: 50%; transition: .3s;
}
input:checked + .toggle-slider { background: rgba(22,163,74,.3); }
input:checked + .toggle-slider::before { transform: translateX(20px); background: var(--success); }

[data-theme="dark"] .toggle-slider { background: var(--steel); }

/* ── Menu Access Blocks ─────────────────────────────────────────────────── */
.menu-group-block {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px; overflow: hidden;
}
.menu-group-header {
  padding: 12px 18px;
  background: var(--navy);
  display: flex; align-items: center; gap: 10px;
  font-family: 'Rajdhani', sans-serif;
  font-size: 15px; font-weight: 700; color: #fff;
}
.menu-group-header i { color: var(--accent); }

.menu-items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}
.menu-item-check {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 18px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  cursor: pointer; transition: background .15s;
}
.menu-item-check:hover { background: var(--border); }
.menu-item-check input[type="checkbox"] {
  width: 16px; height: 16px;
  accent-color: var(--accent); cursor: pointer; flex-shrink: 0;
}
.menu-item-check label { font-size: 13px; color: var(--text-primary); cursor: pointer; user-select: none; }

/* ── Divider / Util ─────────────────────────────────────────────────────── */
.divider { height: 1px; background: var(--border); margin: 20px 0; }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent); }
.text-sm { font-size: 12px; }
.mt-1 { margin-top: 4px; } .mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 16px; } .mt-4 { margin-top: 24px; }
.mb-3 { margin-bottom: 16px; } .mb-4 { margin-bottom: 24px; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; } .gap-3 { gap: 12px; }
.fw-600 { font-weight: 600; }

/* ── Confirm/Delete Modal ────────────────────────────────────────────────── */
.modal-backdrop {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 999; align-items: center; justify-content: center;
}
.modal-backdrop.show { display: flex; }
.modal-dialog {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px; width: 100%; max-width: 400px;
  box-shadow: var(--shadow-md);
}
.modal-title {
  font-family: 'Rajdhani', sans-serif;
  font-size: 18px; font-weight: 700;
  color: var(--text-primary); margin-bottom: 10px;
}
.modal-text { font-size: 13.5px; color: var(--text-muted); margin-bottom: 22px; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; }

/* ── Hamburger / Mobile ──────────────────────────────────────────────────── */
.hamburger {
  display: none; background: none; border: none;
  color: var(--text-primary); font-size: 22px; cursor: pointer; padding: 4px;
}
.sidebar-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,.5); z-index: 99;
}
.sidebar-overlay.show { display: block; }

@media (max-width: 768px) {
  .hamburger { display: block; }
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; }
  .content-area { padding: 16px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}

/* ── PO Form Sections ───────────────────────────────────────────────────── */
.form-section-title {
  display: flex; align-items: center; gap: 9px;
  font-family: 'Rajdhani', sans-serif;
  font-size: 15px; font-weight: 700;
  color: var(--navy);
  margin-bottom: 16px; padding-bottom: 8px;
  border-bottom: 2px solid var(--border);
}

[data-theme="dark"] .form-section-title { color: var(--accent); border-bottom-color: var(--border); }

.form-section-title i { font-size: 14px; color: var(--accent); }
.po-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; margin-bottom: 4px; }
.po-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 4px; }

@media (max-width: 900px) { .po-grid-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .po-grid-3, .po-grid-2 { grid-template-columns: 1fr; } }

/* ── File Drop Zone ──────────────────────────────────────────────────────── */
.file-drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 28px 20px; text-align: center; cursor: pointer;
  transition: border-color .2s, background .2s;
  background: var(--surface-2);
}
.file-drop-zone:hover, .file-drop-zone.drag-over {
  border-color: var(--accent);
  background: rgba(224,123,16,.05);
}

.ref-file-row {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 14px; margin-bottom: 8px;
  display: flex; align-items: center; gap: 12px;
}
.ref-file-row .file-icon { font-size: 22px; flex-shrink: 0; }
.ref-file-row .file-info { flex: 1; min-width: 0; }
.ref-file-row .file-name {
  font-size: 12px; color: var(--text-muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-bottom: 6px;
}
.ref-file-row .file-desc input {
  width: 100%; background: var(--surface);
  border: 1px solid var(--border); border-radius: 4px;
  color: var(--text-primary); font-size: 12px; padding: 5px 10px;
  outline: none; font-family: 'Inter', sans-serif;
}
.ref-file-row .file-desc input:focus { border-color: var(--accent); }
.ref-file-row .file-desc input::placeholder { color: var(--text-muted); }
.btn-remove-file {
  background: none; border: none; color: var(--text-muted);
  font-size: 16px; cursor: pointer; padding: 4px 6px; flex-shrink: 0;
  transition: color .15s;
}
.btn-remove-file:hover { color: var(--danger); }

/* ── Ref file cards (Details view) ─────────────────────────────────────── */
.ref-file-card {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 16px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color .18s, background .18s;
}
.ref-file-card:hover {
  border-color: var(--accent);
  background: rgba(224,123,16,.04);
}

/* ── Decision buttons (Approval views) ──────────────────────────────────── */
.decision-btn {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px; border: 2px solid var(--border); border-radius: var(--radius);
  cursor: pointer; font-size: 14px; font-weight: 600; color: var(--text-muted);
  transition: all .18s; user-select: none;
}
.decision-btn:hover { border-color: var(--success); color: var(--success); background: rgba(22,163,74,.05); }
.decision-btn.reject:hover { border-color: var(--danger); color: var(--danger); background: rgba(220,38,38,.05); }
.decision-btn.selected-approve { border-color: var(--success); color: var(--success); background: rgba(22,163,74,.08); }
.decision-btn.selected-reject  { border-color: var(--danger);  color: var(--danger);  background: rgba(220,38,38,.08); }

/* ── Nav items inside cards (not sidebar) ───────────────────────────────── */
/* RoleMenuAccess role selector panel uses .nav-item inside a .card */
.card .nav-item {
  color: var(--text-muted);
  border-left-color: transparent;
}

.card .nav-item:hover {
  color: var(--text-primary);
  background: var(--surface-2);
}

.card .nav-item.active {
  color: var(--accent);
  background: rgba(224,123,16,.08);
  border-left-color: var(--accent);
  font-weight: 600;
}

[data-theme="dark"] .card .nav-item {
  color: var(--text-muted);
}

[data-theme="dark"] .card .nav-item:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,.04);
}

[data-theme="dark"] .card .nav-item.active {
  color: var(--accent);
  background: rgba(232,160,32,.08);
  border-left-color: var(--accent);
}