:root {
  --p: #1557A6;
  --n: #0B2E59;
  --s: #2F80ED;
  --lb: #EAF3FF;
  --bg: #F4F6F9;
  --w: #ffffff;
  --t: #172B4D;
  --m: #5E6C84;
  --l: #DDE3EC;
  --ok: #1B7F4B;
  --ok-bg: #E3F4EA;
  --wr: #B7791F;
  --wr-bg: #FFF3DC;
  --er: #B42318;
  --er-bg: #FDE8E6;
  --accent: #00A3C4;
  --radius: 6px;
  --shadow: 0 2px 8px rgba(11, 46, 89, 0.08);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font: 14px/1.5 "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Arial, sans-serif;
  color: var(--t);
  background: var(--bg);
  min-height: 100vh;
}

/* App Layout */
#app { display: flex; min-height: 100vh; width: 100%; }
.auth-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  width: 100%;
  background: linear-gradient(135deg, #0B2E59 0%, #1557A6 100%);
  padding: 20px;
}

/* Auth Card */
.auth-card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
  width: 100%;
  max-width: 480px;
  padding: 32px;
}
.auth-brand {
  text-align: center;
  margin-bottom: 24px;
}
.auth-brand img {
  height: 54px;
  margin-bottom: 12px;
}
.auth-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--n);
}
.auth-subtitle {
  font-size: 13px;
  color: var(--m);
  margin-top: 4px;
}

/* Demo Accounts Box */
.demo-accounts {
  background: var(--lb);
  border: 1px solid var(--s);
  border-radius: 8px;
  padding: 14px;
  margin-top: 20px;
}
.demo-accounts h4 {
  font-size: 13px;
  color: var(--n);
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.demo-user-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #fff;
  border: 1px solid var(--l);
  border-radius: 6px;
  padding: 8px 12px;
  margin-bottom: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
  text-align: left;
}
.demo-user-btn:hover {
  border-color: var(--p);
  background: #f0f6ff;
}
.demo-user-info b { display: block; font-size: 12px; color: var(--n); }
.demo-user-info span { font-size: 11px; color: var(--m); }

/* Sidebar */
aside {
  width: 260px;
  background: #071C35;
  color: #d1e2ff;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 10;
  overflow-y: auto;
  box-shadow: 2px 0 12px rgba(0,0,0,0.15);
}
.aside-header {
  padding: 16px 20px;
  background: #041224;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.logo {
  color: #fff;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.8px;
}
.logo small {
  display: block;
  font-weight: 400;
  font-size: 11px;
  color: #9db7dc;
  letter-spacing: 0;
}

.sidebar-search {
  padding: 10px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.sidebar-search input {
  width: 100%;
  background: #0d284a;
  border: 1px solid #1a3c69;
  color: #fff;
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 4px;
}
.sidebar-search input::placeholder { color: #6f8cb5; }

aside nav {
  padding: 10px 0;
}

/* Parent Menu Item */
.nav-parent {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 18px;
  color: #ffffff;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  user-select: none;
  transition: background 0.15s ease;
  border-left: 4px solid transparent;
}
.nav-parent:hover {
  background: #0f2d54;
  color: #fff;
}
.nav-parent.active-parent {
  color: #fff;
  background: #0c2647;
}
.nav-parent .nav-icon-title {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-arrow {
  font-size: 10px;
  color: #799dcb;
  transition: transform 0.2s ease;
}
.nav-parent.open .nav-arrow {
  transform: rotate(90deg);
  color: #fff;
}

/* Children Submenu Container */
.nav-children {
  display: none;
  background: #051529;
  padding: 4px 0;
}
.nav-children.open {
  display: block;
}

/* Child Menu Item */
.nav-child {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px 8px 36px;
  color: #9cb5db;
  text-decoration: none;
  cursor: pointer;
  font-size: 12.5px;
  border-left: 4px solid transparent;
  transition: all 0.15s ease;
}
.nav-child:hover {
  background: #0f2e57;
  color: #ffffff;
}
.nav-child.on {
  background: var(--p);
  color: #ffffff;
  font-weight: 600;
  border-left-color: #2F80ED;
}

/* Main Area */
.main {
  margin-left: 260px;
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

/* Header & Top Bar */
.top-tag {
  background: #072244;
  color: #e2ecfc;
  text-align: center;
  padding: 6px 16px;
  font-size: 11px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.top-tag b { letter-spacing: 0.5px; }

header {
  background: var(--w);
  border-bottom: 1px solid var(--l);
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 10px 24px;
  position: sticky;
  top: 0;
  z-index: 5;
  box-shadow: 0 1px 4px rgba(0,0,0,0.03);
}
.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}
.clogo { height: 38px; width: auto; }
.project-select-wrapper { display: flex; align-items: center; gap: 6px; font-size: 12px; }
.project-select-wrapper label { color: var(--m); font-weight: 600; }

.header-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Role Switcher Widget in Header */
.role-switcher-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--lb);
  border: 1px solid var(--s);
  border-radius: 20px;
  padding: 4px 12px;
  font-size: 12px;
  cursor: pointer;
}
.role-switcher-badge strong { color: var(--n); }

.search-input {
  width: 220px;
  transition: width 0.2s ease;
}
.search-input:focus { width: 300px; border-color: var(--p); outline: none; }

.bell {
  position: relative;
  cursor: pointer;
  padding: 6px 10px;
  border: 1px solid var(--l);
  border-radius: 6px;
  background: #fff;
  font-size: 15px;
}
.bell i {
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--er);
  color: #fff;
  font: 10px/16px sans-serif;
  width: 16px;
  height: 16px;
  text-align: center;
  border-radius: 50%;
  font-weight: 700;
}

.user-profile-menu {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}
.avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--n);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 12px;
}

/* Breadcrumbs & Page Content */
.breadcrumb-container {
  padding: 12px 28px 0;
  font-size: 12px;
  color: var(--m);
  display: flex;
  align-items: center;
  gap: 6px;
}
.breadcrumb-container a { color: var(--p); text-decoration: none; }
.breadcrumb-container a:hover { text-decoration: underline; }

section.page-content {
  padding: 20px 28px 40px;
  max-width: 1400px;
  width: 100%;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}
.page-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--n);
}
.page-sub {
  color: var(--m);
  font-size: 13px;
  margin-top: 2px;
}

/* UI Elements */
h2 { color: var(--n); font-size: 20px; font-weight: 700; }
h3 { color: var(--n); font-size: 15px; font-weight: 600; margin: 20px 0 10px; }
h4 { color: var(--n); font-size: 14px; font-weight: 600; }

.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.g2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.g3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

.card {
  background: var(--w);
  border: 1px solid var(--l);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}

.kpi {
  border-top: 4px solid var(--p);
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease;
}
.kpi:hover { background: var(--lb); transform: translateY(-2px); }
.kpi b { display: block; font-size: 28px; color: var(--n); font-weight: 700; }
.kpi span { color: var(--m); font-size: 12px; font-weight: 500; }

.bar { height: 8px; background: var(--l); border-radius: 4px; margin: 10px 0; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--p); border-radius: 4px; transition: width 0.3s ease; }

.row { display: flex; gap: 14px; flex-wrap: wrap; font-size: 12px; color: var(--m); margin-bottom: 10px; }
.row b { color: var(--t); }

/* Forms & Inputs */
select, input, textarea {
  font: inherit;
  padding: 8px 12px;
  border: 1px solid var(--l);
  border-radius: 4px;
  background: #fff;
  color: var(--t);
}
select:focus, input:focus, textarea:focus {
  outline: none;
  border-color: var(--p);
  box-shadow: 0 0 0 2px rgba(21, 87, 166, 0.15);
}
label { display: block; font-size: 12px; font-weight: 600; color: var(--t); margin-bottom: 4px; }
.form-group { margin-bottom: 14px; }

/* Buttons */
.btn {
  background: var(--p);
  color: #fff;
  border: 0;
  padding: 8px 16px;
  border-radius: 4px;
  cursor: pointer;
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background 0.15s ease;
}
.btn:hover { background: var(--n); }
.btn.o { background: #fff; color: var(--p); border: 1px solid var(--p); }
.btn.o:hover { background: var(--lb); }
.btn.d { background: var(--er); }
.btn.d:hover { background: #911c13; }
.btn.ok { background: var(--ok); }
.btn.ok:hover { background: #135f37; }
.btn.sm { padding: 4px 10px; font-size: 12px; }

/* Tables */
.table-responsive { width: 100%; overflow-x: auto; background: #fff; border: 1px solid var(--l); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--l); }
th { background: var(--lb); color: var(--n); font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; }
tr.c { cursor: pointer; }
tr.c:hover { background: var(--lb); }

/* Badges */
.b { display: inline-block; padding: 2px 10px; border-radius: 12px; font-size: 11px; font-weight: 600; background: var(--lb); color: var(--p); }
.b.ok { background: var(--ok-bg); color: var(--ok); }
.b.wr { background: var(--wr-bg); color: var(--wr); }
.b.er { background: var(--er-bg); color: var(--er); }

/* Tiles */
.tiles { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.tile { background: #fff; border: 1px solid var(--l); border-left: 4px solid var(--p); border-radius: var(--radius); padding: 14px; cursor: pointer; transition: all 0.15s ease; }
.tile:hover { background: var(--lb); }
.tile h4 { color: var(--n); font-size: 14px; }
.tile p { color: var(--m); font-size: 12px; margin-top: 2px; }
.tile .it { display: none; margin-top: 10px; }
.tile.open .it { display: block; }
.it span { display: inline-block; background: var(--lb); color: var(--p); font-size: 11px; padding: 2px 8px; border-radius: 10px; margin: 2px 2px 0 0; }

/* Workflow Step Diagram */
.flow { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 12px 0; }
.flow span { background: #fff; border: 1px solid var(--l); padding: 6px 14px; border-radius: 4px; font-size: 12px; }
.flow span.done { background: var(--p); color: #fff; border-color: var(--p); font-weight: 500; }
.flow span.cur { border: 2px solid var(--p); color: var(--p); font-weight: 700; background: var(--lb); }
.flow em { color: var(--m); font-style: normal; font-weight: 700; }
.flow.dark span { background: var(--n); color: #fff; border-color: var(--n); }
.flow.dark span.hub { background: var(--s); border-color: var(--s); font-weight: 700; }

.act { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--l); cursor: pointer; font-size: 13px; }
.act:hover { color: var(--p); }

.tools { display: flex; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; align-items: center; }
.tools input { flex: 1; min-width: 180px; }

.pill { padding: 6px 14px; border: 1px solid var(--l); border-radius: 16px; background: #fff; cursor: pointer; font-size: 12px; font-weight: 500; }
.pill.on { background: var(--p); color: #fff; border-color: var(--p); }

/* Tabs Bar */
.tabs-bar {
  display: flex;
  gap: 4px;
  border-bottom: 2px solid var(--l);
  margin-bottom: 20px;
  overflow-x: auto;
}
.tab-item {
  padding: 10px 18px;
  font-weight: 600;
  font-size: 13px;
  color: var(--m);
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  white-space: nowrap;
}
.tab-item:hover { color: var(--p); }
.tab-item.active { color: var(--p); border-bottom-color: var(--p); background: #fff; }

/* Kanban ATS Pipeline */
.kanban-board {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  margin-top: 16px;
  overflow-x: auto;
}
.kanban-col {
  background: var(--bg);
  border: 1px solid var(--l);
  border-radius: var(--radius);
  padding: 12px;
  min-height: 400px;
}
.kanban-col-header {
  font-weight: 700;
  font-size: 13px;
  color: var(--n);
  margin-bottom: 12px;
  display: flex;
  justify-content: space-between;
}
.kanban-card {
  background: #fff;
  border: 1px solid var(--l);
  border-radius: 6px;
  padding: 12px;
  margin-bottom: 10px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  cursor: pointer;
}
.kanban-card:hover { border-color: var(--p); }

/* Overlays & Drawers */
.ov { position: fixed; inset: 0; background: rgba(11, 46, 89, 0.45); display: none; z-index: 20; backdrop-filter: blur(2px); }
.ov.on { display: block; }
#drawer { position: fixed; top: 0; right: 0; bottom: 0; width: min(480px, 100%); background: #fff; padding: 24px; overflow-y: auto; transform: translateX(100%); transition: transform 0.25s ease; z-index: 21; box-shadow: -4px 0 20px rgba(0,0,0,0.15); }
#drawer.on { transform: none; }
.mod { position: fixed; left: 50%; top: 50%; transform: translate(-50%, -50%); width: min(660px, 94%); background: #fff; border-radius: 8px; padding: 26px; z-index: 22; display: none; max-height: 90vh; overflow-y: auto; box-shadow: 0 12px 36px rgba(0,0,0,0.25); }
.mod.on { display: block; }
.x { float: right; cursor: pointer; font-size: 24px; color: var(--m); background: none; border: 0; line-height: 1; }

#toast { position: fixed; bottom: 24px; right: 24px; background: var(--n); color: #fff; padding: 12px 24px; border-radius: 6px; display: none; z-index: 30; box-shadow: 0 4px 16px rgba(0,0,0,0.2); font-weight: 500; border-left: 4px solid var(--s); }

.fg { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px; margin-top: 14px; }
.fg .w { grid-column: 1 / -1; }
.fg input, .fg select, .fg textarea { width: 100%; }

.note { background: var(--lb); border-left: 4px solid var(--s); padding: 12px 16px; border-radius: 4px; margin: 12px 0; font-size: 13px; }
.end { background: var(--n); color: #fff; padding: 20px 24px; border-radius: 8px; margin-top: 24px; }

/* Responsive adjustments */
@media (max-width: 900px) {
  aside { position: static; width: 100%; display: flex; flex-direction: row; overflow-x: auto; height: auto; }
  .aside-header { display: none; }
  aside nav { display: flex; flex-direction: row; }
  aside nav a { white-space: nowrap; padding: 12px 14px; }
  #app { flex-direction: column; }
  .main { margin-left: 0; }
}