* { box-sizing: border-box; margin: 0; padding: 0; }

[hidden] { display: none !important; }

:root {
  --primary: #0e5a6d;
  --primary-dark: #09424f;
  --accent: #e8a33d;
  --accent-dark: #c9861f;
  --danger: #c0392b;
  --success: #1e8e5a;
  --bg: #e8ebef;
  --card: #ffffff;
  --border: #dde3ea;
  --text: #1f2a33;
  --muted: #6b7a88;
  --sidebar-w: 250px;
  --shadow: 0 1px 3px rgba(16, 42, 67, .12);
  --radius: 8px;
}

html, body { height: 100%; }
body {
  font-family: Arial, "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

/* ---------------- login ---------------- */
#login-screen {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: #0a3a47 url('background.jpg') center / cover no-repeat;
}
#login-screen::before {
  content: "";
  position: absolute; inset: 0; z-index: 0;
  background: linear-gradient(180deg, rgba(6, 26, 33, .55) 0%, rgba(10, 58, 71, .72) 100%);
}
.login-card {
  position: relative; z-index: 1;
  background: #fff; border-radius: 14px; padding: 40px 36px;
  width: 400px; max-width: 92vw; box-shadow: 0 18px 50px rgba(0,0,0,.35);
}
.login-logo { text-align: center; margin-bottom: 26px; }
.login-logo h1 { font-size: 22px; color: var(--primary-dark); }
.login-sub { color: #33454f; font-size: 16px; font-weight: 700; margin-top: 6px; white-space: nowrap; }
.logo-badge {
  width: 64px; height: 64px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff; font-weight: 800; font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 12px; letter-spacing: 1px;
}
#login-form label { display: block; margin-bottom: 14px; font-weight: 600; color: var(--text); }
#login-form input {
  display: block; width: 100%; margin-top: 6px; padding: 11px 12px;
  border: 1px solid var(--border); border-radius: var(--radius); font-size: 14px;
}
#login-form input:focus { outline: 2px solid var(--primary); border-color: transparent; }

/* ---------------- layout ---------------- */
#app { display: flex; height: 100vh; overflow: hidden; }

.sidebar {
  width: var(--sidebar-w); background: var(--primary-dark); color: #ffffff;
  display: flex; flex-direction: column; flex-shrink: 0;
}
.brand {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  padding: 16px 14px; border-bottom: 1px solid rgba(255,255,255,.12); text-align: center;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong, .brand-text span { font-size: 14px; font-weight: 700; color: #ffffff; }

#nav { flex: 1; overflow-y: auto; padding: 10px 8px; }
.nav-group {
  font-size: 11px; text-transform: uppercase; letter-spacing: 1px;
  color: #ffffff; padding: 16px 10px 6px; font-weight: 700;
}
.nav-item {
  display: block; width: 100%; text-align: left; background: transparent;
  border: none; color: #ffffff; padding: 10px 12px; border-radius: 6px;
  cursor: pointer; font-size: 13.5px; font-family: inherit; margin-bottom: 2px;
}
.nav-item:hover { background: rgba(255,255,255,.08); }
.nav-item.active { background: rgba(255,255,255,.12); color: #ffffff; font-weight: 700; }
.nav-item.dash { font-weight: 700; text-transform: capitalize; }
.nav-group.nav-drop-toggle { cursor: pointer; display: flex; justify-content: space-between; align-items: center; user-select: none; }
.nav-group.nav-drop-toggle:hover { background: rgba(255,255,255,.08); }
.caret { transition: transform .15s ease; }
.nav-drop-toggle.open .caret { transform: rotate(180deg); }
.nav-drop { display: none; }
.nav-drop.open { display: block; }
.nav-drop .nav-item { padding-left: 26px; }
.admin-only { display: none; }
body.role-Administrator .nav-item.admin-only { display: block; }
body.role-Administrator .nav-group.admin-only { display: flex; }
body.role-Administrator .nav-drop.admin-only { display: none; }
body.role-Administrator .nav-drop.admin-only.open { display: block; }

.sidebar-footer { padding: 12px; border-top: 1px solid rgba(255,255,255,.12); }
.user-box { display: flex; flex-direction: column; align-items: center; text-align: center; margin-bottom: 10px; }
.user-box strong { font-size: 13px; }
.role-chip {
  margin-top: 4px; font-size: 11px; font-weight: 700;
  background: rgba(255,255,255,.14); padding: 2px 8px; border-radius: 20px; color: #d9e7ec;
}
.sidebar-footer .btn { margin-bottom: 6px; width: 100%; }
.photo-link { background: none; border: none; font-size: 15px; cursor: pointer; padding: 2px 6px; }

.main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  background: var(--card); padding: 14px 22px; border-bottom: 1px solid var(--border);
}
#section-title { font-size: 19px; color: var(--primary-dark); }
.global-alert {
  background: #fff3e0; border: 1px solid #f0c36d; color: #7a4a00;
  padding: 6px 14px; border-radius: var(--radius); font-size: 13px;
}
#content { flex: 1; overflow-y: auto; padding: 22px; }

/* ---------------- components ---------------- */
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; margin-bottom: 18px;
}
.card-title { font-size: 15px; font-weight: 700; color: var(--primary-dark); margin-bottom: 12px; }
.grid { display: grid; gap: 16px; }
.grid.cards { grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.grid.cols-2 { grid-template-columns: 1fr 1fr; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 1100px) { .grid.cols-2, .grid.cols-3 { grid-template-columns: 1fr; } }

.stat-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 16px 18px; text-align: center;
}
.stat-card { position: relative; }
.stat-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; border-radius: var(--radius) var(--radius) 0 0;
}
.stat-card.tint-pink { background: #fdf2f5; border-color: #ecc9d5; }
.stat-card.tint-pink::before { background: #d46a8d; }
.stat-card.tint-teal { background: #f0f8fa; border-color: #bfd9e0; }
.stat-card.tint-teal::before { background: var(--primary); }
.stat-card.tint-blue { background: #eef3fb; border-color: #c3d4ec; }
.stat-card.tint-blue::before { background: #3b74c4; }
.stat-card.tint-amber { background: #fdf6e9; border-color: #ecd9ae; }
.stat-card.tint-amber::before { background: var(--accent); }
.stat-card.tint-green { background: #eff8f3; border-color: #c2e2d2; }
.stat-card.tint-green::before { background: var(--success); }
.stat-card .stat-label { color: var(--text); font-size: 12px; text-transform: uppercase; letter-spacing: .5px; font-weight: 700; }
.stat-card .stat-value { font-size: 26px; font-weight: 800; color: var(--text); margin-top: 4px; }
.stat-card .stat-sub { color: var(--text); font-size: 12px; margin-top: 2px; font-weight: 700; }
.stat-card .stat-sub.stat-active { color: var(--text); font-size: 11px; font-weight: 700; }

.recent-list { display: flex; flex-direction: column; }
.recent-line {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 13.5px;
}
.recent-line:last-child { border-bottom: none; }
.recent-line .muted { font-size: 12px; }

.btn {
  display: inline-flex; align-items: center; gap: 6px; justify-content: center;
  background: var(--primary); color: #fff; border: none; border-radius: 6px;
  padding: 9px 16px; font-size: 13.5px; font-weight: 600; cursor: pointer;
  font-family: inherit; transition: background .15s; text-transform: capitalize;
}
.btn:hover { background: var(--primary-dark); }
.btn-primary { background: var(--primary); }
.btn-accent { background: var(--accent); color: #1c1c1c; }
.btn-accent:hover { background: var(--accent-dark); }
.btn-transport { background: #ffffff; color: #1f2a33; border: 1px solid #000; }
.btn-transport:hover { background: #f0f2f4; }
.btn-danger { background: var(--danger); }
.btn-ghost { background: transparent; color: #d6e5ea; border: 1px solid rgba(255,255,255,.3); }
.btn-ghost:hover { background: rgba(255,255,255,.1); }
.btn-outline { background: transparent; color: var(--primary); border: 1px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-sm { padding: 5px 10px; font-size: 12.5px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

table.data {
  width: 100%; border-collapse: collapse; font-size: 13.5px; background: var(--card);
}
table.data th, table.data td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); white-space: nowrap; }
table.data th { background: #f6f8fa; font-size: 12px; text-transform: uppercase; letter-spacing: .4px; color: var(--muted); }
table.data tr:hover td { background: #fbfcfe; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
.empty-row td { text-align: center; color: var(--muted); padding: 22px; }

.filter-bar { display: flex; flex-wrap: wrap; gap: 10px; align-items: end; margin-bottom: 14px; }
.filter-bar label { font-size: 12px; color: var(--muted); display: flex; flex-direction: column; gap: 3px; }
.filter-bar input, .filter-bar select {
  padding: 7px 9px; border: 1px solid var(--border); border-radius: 6px; font-size: 13px;
  background: #f0f2f4; color: #000; min-width: 120px;
}

form.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 760px) { form.form-grid { grid-template-columns: 1fr; } }
.form-grid label { display: flex; flex-direction: column; gap: 5px; font-weight: 600; font-size: 13px; }
.form-grid label.full { grid-column: 1 / -1; }
.form-grid input, .form-grid select, .form-grid textarea {
  padding: 9px 11px; border: 1px solid var(--border); border-radius: 6px; font-size: 13.5px;
  font-family: inherit; background: #f0f2f4; color: #000;
}
.form-grid input:focus, .form-grid select:focus, .form-grid textarea:focus { outline: 2px solid var(--primary); border-color: transparent; }
.form-grid textarea { resize: vertical; min-height: 60px; }
.photo-file { border: 1.5px dashed var(--border) !important; cursor: pointer; }
.photo-preview { max-width: 100%; max-height: 220px; border-radius: 8px; margin-top: 4px; border: 1px solid var(--border); }
.photo-clear { align-self: flex-start; margin-top: 4px; }
#quick-receipt { max-width: 640px; margin: 0 auto; gap: 10px; }
#quick-receipt label { gap: 4px; }
#quick-receipt input, #quick-receipt select { max-width: none; width: 100%; }
#receipt-register-card { max-width: 640px; margin: 0 auto; }
#quick-receipt .form-actions { justify-content: center; }
#quick-dispatch { max-width: 640px; margin: 0 auto; gap: 10px; }
#quick-dispatch label { gap: 4px; }
#quick-dispatch input, #quick-dispatch select { max-width: none; width: 100%; }
#dispatch-register-card { max-width: 640px; margin: 0 auto; }
#quick-dispatch .form-actions { justify-content: center; }
#recv-qty, #d-qty { background: #eef1f4; color: var(--muted); cursor: not-allowed; }
.form-actions { grid-column: 1 / -1; display: flex; gap: 10px; justify-content: flex-end; margin-top: 6px; }
.hint { font-size: 11.5px; color: var(--muted); font-weight: 400; }

.tag { display: inline-block; padding: 2px 9px; border-radius: 20px; font-size: 11.5px; font-weight: 700; }
.tag-in { background: #e3f4ec; color: var(--success); }
.tag-out { background: #fdecea; color: var(--danger); }
.tag-low { background: #fdecea; color: var(--danger); }
.tag-high { background: #fff3e0; color: #a05f00; }
.tag-ok { background: #e6f4ea; color: var(--success); }
.tag-maintenance { background: #eef1f5; color: var(--muted); }
.tag-move { background: #e8f0f7; color: var(--primary); }

.status-active { color: var(--success); font-weight: 700; }
.status-inactive { color: var(--danger); font-weight: 700; }

.pill { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: 11px; font-weight: 700; }
.pill-Administrator { background: #fdecea; color: var(--danger); }
.pill-Manager { background: #eef4ff; color: #1f5fbf; }
.pill-Supervisor { background: #fff3e0; color: #a05f00; }
.pill-Dispatcher { background: #eafaf1; color: #147a4c; }
.pill-Clerk { background: #eef1f5; color: var(--muted); }

.bar-track { background: #e8edf2; border-radius: 6px; height: 12px; width: 120px; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 6px; background: var(--primary); }
.bar-fill.warn { background: var(--accent); }
.bar-fill.crit { background: var(--danger); }
.bar-cell { display: flex; align-items: center; gap: 8px; }
.bar-cell span { font-size: 12px; color: var(--muted); min-width: 42px; text-align: right; }

.alert-item { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 6px; margin-bottom: 8px; font-size: 13.5px; }
.alert-item.low { background: #fdecea; border-left: 4px solid var(--danger); }
.alert-item.high { background: #fff3e0; border-left: 4px solid var(--accent); }
.alert-item b { color: var(--text); }

/* tank volume bar chart */
.tank-chart { display: flex; gap: 14px; align-items: flex-end; padding: 8px 4px 0; overflow-x: auto; }
.tank-bar-col { flex: 1; min-width: 56px; display: flex; flex-direction: column; align-items: center; gap: 5px; }
.tank-bar-track {
  width: 100%; max-width: 58px; height: 170px; background: #e8edf2;
  border-radius: 6px; display: flex; align-items: flex-end; overflow: hidden;
}
.tank-bar-fill { width: 100%; background: var(--primary); border-radius: 6px 6px 0 0; transition: height .3s ease; }
.tank-bar-fill.low { background: var(--danger); }
.tank-bar-fill.high { background: var(--accent); }
.tank-bar-label { font-size: 12px; font-weight: 700; color: #000; }
.tank-bar-qty { font-size: 11px; font-weight: 700; color: #000; }
.tank-bar-cap { font-size: 10px; font-weight: 700; color: #000; }

.section-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.content-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.content-head h3 { font-size: 16px; color: var(--primary-dark); }

/* ---------------- modal ---------------- */
#modal-overlay {
  position: fixed; inset: 0; background: rgba(10, 30, 40, .55); z-index: 50;
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.modal {
  background: #fff; border-radius: 12px; width: 640px; max-width: 100%;
  max-height: 90vh; display: flex; flex-direction: column; box-shadow: 0 20px 60px rgba(0,0,0,.35);
}
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.modal-header h3 { font-size: 16px; color: var(--primary-dark); }
.modal-close { background: none; border: none; font-size: 24px; color: var(--muted); cursor: pointer; line-height: 1; }
#modal-body { padding: 20px; overflow-y: auto; }

.error-msg { background: #fdecea; color: var(--danger); padding: 9px 12px; border-radius: 6px; font-size: 13px; margin-bottom: 12px; }
.warn-msg { background: #fff3e0; color: #7a4a00; padding: 9px 12px; border-radius: 6px; font-size: 13px; margin-bottom: 12px; }

#toast {
  position: fixed; bottom: 22px; right: 22px; background: #1f2a33; color: #fff;
  padding: 12px 18px; border-radius: 8px; font-size: 13.5px; z-index: 100;
  box-shadow: 0 8px 24px rgba(0,0,0,.3); max-width: 360px;
}
#toast.success { background: var(--success); }
#toast.error { background: var(--danger); }
#toast.warn { background: var(--accent-dark); }

.tab-bar { display: flex; gap: 6px; border-bottom: 2px solid var(--border); margin-bottom: 18px; }
.tab-bar button {
  background: none; border: none; padding: 10px 16px; font-size: 14px; font-weight: 600;
  color: var(--muted); cursor: pointer; border-bottom: 3px solid transparent; margin-bottom: -2px;
  font-family: inherit;
}
.tab-bar button.active { color: var(--primary); border-bottom-color: var(--primary); }

.chip { background: #eef1f5; border-radius: 6px; padding: 1px 8px; font-size: 12px; color: var(--muted); }
.text-right { text-align: right; }
.muted { color: var(--muted); }
.mt { margin-top: 12px; }
.mb { margin-bottom: 12px; }
.flex { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.grow { flex: 1; }
b.num { font-variant-numeric: tabular-nums; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
@media (max-width: 1000px) { .grid-2 { grid-template-columns: 1fr; } }

.wa-steps { margin: 0 0 0 18px; padding: 0; font-size: 13px; color: var(--muted); }
.wa-steps li { margin-bottom: 8px; }
.wa-steps code { background: #f0f2f4; padding: 2px 5px; border-radius: 4px; font-size: 12px; }