/* assets/css/style.css - Professional Dark Theme */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600;700&family=DM+Mono:wght@400;500&display=swap');

:root {
  --wa-green: #00C896;
  --wa-dark: #00A87A;
  --wa-darker: #0A1628;
  --wa-light: #D0F5EB;
  --wa-bg: #F0F4F8;
  --wa-white: #FFFFFF;
  --wa-gray: #64748B;
  --wa-border: #E2E8F0;
  --wa-hover: #F8FAFC;
  --sidebar-w: 260px;
  --radius: 10px;
  --shadow: 0 1px 4px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 24px rgba(0,0,0,0.10);
  --accent: #00C896;
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --surface: #FFFFFF;
  --surface-2: #F8FAFC;
}

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

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  background: var(--wa-bg);
  color: var(--text-primary);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* ─── NAVBAR ─────────────────────────────────── */
.navbar {
  background: var(--wa-darker);
  color: white;
  padding: 0 28px;
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 200;
  box-shadow: 0 1px 0 rgba(255,255,255,0.06), 0 4px 24px rgba(0,0,0,0.3);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.navbar .brand {
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: -0.3px;
}

.navbar .brand span { color: var(--accent); }

.nav-links a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  margin-left: 24px;
  font-weight: 500;
  font-size: .85rem;
  letter-spacing: 0.2px;
  transition: color .15s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent);
}

.nav-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: .8rem;
  cursor: pointer;
  color: var(--wa-darker);
  letter-spacing: 0;
  flex-shrink: 0;
}

/* ─── SIDEBAR + LAYOUT ───────────────────────── */
.app-layout {
  display: flex;
  min-height: calc(100vh - 58px);
}

.sidebar {
  width: var(--sidebar-w);
  background: var(--surface);
  border-right: 1px solid var(--wa-border);
  padding: 20px 0;
  position: fixed;
  top: 58px;
  height: calc(100vh - 58px);
  overflow-y: auto;
  overflow-x: hidden;
  z-index: 100;
  scrollbar-width: thin;
  scrollbar-color: var(--wa-border) transparent;
}

.sidebar .menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  cursor: pointer;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all .15s;
  font-size: .875rem;
  text-decoration: none;
  border-left: 2px solid transparent;
  letter-spacing: 0.1px;
}

.sidebar .menu-item:hover {
  background: var(--wa-hover);
  color: var(--text-primary);
  border-left-color: rgba(0,200,150,0.3);
}

.sidebar .menu-item.active {
  background: linear-gradient(90deg, rgba(0,200,150,0.08) 0%, transparent 100%);
  color: var(--wa-dark);
  border-left-color: var(--accent);
  font-weight: 600;
}

.sidebar .menu-item .icon {
  font-size: 1rem;
  width: 20px;
  text-align: center;
  opacity: 0.8;
}

.sidebar-section {
  font-size: .68rem;
  font-weight: 700;
  color: var(--text-secondary);
  padding: 20px 20px 6px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  opacity: 0.6;
}

.main-content {
  margin-left: var(--sidebar-w);
  padding: 28px;
  flex: 1;
  min-width: 0;
}

/* ─── CARDS ──────────────────────────────────── */
.card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 22px 24px;
  box-shadow: var(--shadow);
  margin-bottom: 20px;
  border: 1px solid var(--wa-border);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
}

.card-title {
  font-size: .9rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.2px;
  text-transform: uppercase;
  font-size: .72rem;
  letter-spacing: 0.8px;
  color: var(--text-secondary);
}

/* ─── STATS GRID ─────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  text-align: left;
  border: 1px solid var(--wa-border);
  border-top: 3px solid var(--accent);
  position: relative;
  overflow: hidden;
}

.stat-card::after {
  content: '';
  position: absolute;
  right: -12px;
  top: -12px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(0,200,150,0.06);
}

.stat-card .num {
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
  font-family: 'DM Mono', monospace;
  letter-spacing: -1px;
}

.stat-card .label {
  font-size: .75rem;
  color: var(--text-secondary);
  font-weight: 500;
  margin-top: 6px;
  letter-spacing: 0.1px;
}

.stat-card.blue  { border-top-color: #3B82F6; }
.stat-card.blue::after  { background: rgba(59,130,246,0.06); }
.stat-card.orange { border-top-color: #F59E0B; }
.stat-card.orange::after { background: rgba(245,158,11,0.06); }
.stat-card.red   { border-top-color: #EF4444; }
.stat-card.red::after   { background: rgba(239,68,68,0.06); }

/* ─── BUTTONS ────────────────────────────────── */
.btn {
  padding: 8px 18px;
  border-radius: 7px;
  border: none;
  cursor: pointer;
  font-weight: 600;
  font-size: .83rem;
  transition: all .15s;
  font-family: 'DM Sans', sans-serif;
  letter-spacing: 0.1px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-primary {
  background: var(--accent);
  color: var(--wa-darker);
  box-shadow: 0 2px 8px rgba(0,200,150,0.25);
}

.btn-primary:hover {
  background: var(--wa-dark);
  color: white;
  box-shadow: 0 4px 14px rgba(0,200,150,0.35);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--wa-border);
  color: var(--text-secondary);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--wa-dark);
  background: rgba(0,200,150,0.04);
}

.btn-sm { padding: 5px 12px; font-size: .78rem; }

.btn-danger {
  background: #EF4444;
  color: white;
  box-shadow: 0 2px 8px rgba(239,68,68,0.2);
}

.btn-danger:hover {
  background: #DC2626;
  transform: translateY(-1px);
}

/* ─── JOB CARDS ──────────────────────────────── */
.job-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 18px 20px;
  box-shadow: var(--shadow);
  border-left: 3px solid var(--accent);
  margin-bottom: 12px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  transition: box-shadow .15s, transform .15s;
  border: 1px solid var(--wa-border);
  border-left: 3px solid var(--accent);
}

.job-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.job-card .company {
  font-size: .75rem;
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.job-card .title {
  font-size: .95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 5px 0;
  letter-spacing: -0.2px;
}

.job-card .tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.tag {
  background: rgba(0,200,150,0.08);
  color: var(--wa-dark);
  padding: 3px 10px;
  border-radius: 4px;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: 0.2px;
  border: 1px solid rgba(0,200,150,0.15);
}

.tag.orange {
  background: rgba(245,158,11,0.08);
  color: #B45309;
  border-color: rgba(245,158,11,0.2);
}

.tag.blue {
  background: rgba(59,130,246,0.08);
  color: #1D4ED8;
  border-color: rgba(59,130,246,0.2);
}

/* ─── FORMS ──────────────────────────────────── */
.form-group { margin-bottom: 16px; }

.form-group label {
  display: block;
  font-weight: 600;
  font-size: .8rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
  letter-spacing: 0.2px;
  text-transform: uppercase;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--wa-border);
  border-radius: 7px;
  font-family: 'DM Sans', sans-serif;
  font-size: .9rem;
  transition: border .15s, box-shadow .15s;
  outline: none;
  color: var(--text-primary);
  background: var(--surface);
}

.form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,200,150,0.1);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ─── BADGES ─────────────────────────────────── */
.badge {
  padding: 3px 9px;
  border-radius: 4px;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  display: inline-block;
}

.badge-success { background: #D1FAE5; color: #065F46; }
.badge-warning { background: #FEF3C7; color: #92400E; }
.badge-danger  { background: #FEE2E2; color: #991B1B; }
.badge-info    { background: #DBEAFE; color: #1E40AF; }

/* ─── TABLE ──────────────────────────────────── */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: .855rem;
}

.table th {
  background: var(--surface-2);
  padding: 11px 14px;
  text-align: left;
  font-weight: 700;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--wa-border);
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: 0.7px;
}

.table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--wa-border);
  color: var(--text-primary);
}

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

/* ─── AUTH PAGES ─────────────────────────────── */
.auth-wrap {
  min-height: 100vh;
  background: var(--wa-darker);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background-image:
    radial-gradient(ellipse at 20% 50%, rgba(0,200,150,0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(59,130,246,0.06) 0%, transparent 50%);
}

.auth-card {
  background: var(--surface);
  border-radius: 14px;
  padding: 40px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 16px 64px rgba(0,0,0,0.4);
  border: 1px solid rgba(255,255,255,0.06);
}

.auth-logo { text-align: center; margin-bottom: 28px; }

.auth-logo h1 {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.auth-logo h1 span { color: var(--accent); }

.auth-logo p {
  color: var(--text-secondary);
  font-size: .875rem;
  margin-top: 4px;
}

/* ─── AI CHAT WIDGET ─────────────────────────── */
.ai-chat-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 52px;
  height: 52px;
  background: var(--wa-darker);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(0,0,0,0.35), 0 0 0 2px var(--accent);
  z-index: 999;
  color: var(--accent);
  font-size: 1.25rem;
  transition: transform .15s, box-shadow .15s;
}

.ai-chat-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(0,0,0,0.4), 0 0 0 2px var(--accent);
}

.ai-chat-box {
  position: fixed;
  bottom: 86px;
  right: 24px;
  width: 340px;
  background: var(--surface);
  border-radius: 14px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--wa-border);
  z-index: 998;
  overflow: hidden;
  display: none;
}

.ai-chat-box.open {
  display: flex;
  flex-direction: column;
}

.ai-chat-header {
  background: var(--wa-darker);
  color: white;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: .875rem;
  letter-spacing: 0.1px;
}

.ai-chat-header .dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--accent);
}

.ai-messages {
  height: 280px;
  overflow-y: auto;
  padding: 14px;
  background: var(--surface-2);
  scrollbar-width: thin;
}

.ai-msg { margin-bottom: 10px; }

.ai-msg .bubble {
  padding: 9px 13px;
  border-radius: 8px;
  font-size: .845rem;
  max-width: 85%;
  display: inline-block;
  line-height: 1.45;
}

.ai-msg.bot .bubble {
  background: var(--surface);
  border: 1px solid var(--wa-border);
  color: var(--text-primary);
}

.ai-msg.user { text-align: right; }

.ai-msg.user .bubble {
  background: var(--accent);
  color: var(--wa-darker);
  font-weight: 500;
}

.ai-input-row {
  display: flex;
  padding: 10px 12px;
  gap: 8px;
  border-top: 1px solid var(--wa-border);
  background: var(--surface);
  align-items: center;
}

.ai-input {
  flex: 1;
  border: none;
  outline: none;
  padding: 8px 4px;
  font-family: 'DM Sans', sans-serif;
  font-size: .855rem;
  color: var(--text-primary);
  background: transparent;
}

.ai-send {
  background: var(--accent);
  color: var(--wa-darker);
  border: none;
  border-radius: 50%;
  width: 34px;
  height: 34px;
  cursor: pointer;
  font-size: .95rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .15s, transform .15s;
  flex-shrink: 0;
}

.ai-send:hover {
  background: var(--wa-dark);
  color: white;
  transform: scale(1.05);
}

/* ─── QR PAGE ────────────────────────────────── */
.qr-container { text-align: center; padding: 40px 20px; }

.qr-container img {
  border-radius: 10px;
  border: 3px solid var(--accent);
  padding: 14px;
  background: white;
  margin: 20px auto;
  display: block;
  box-shadow: var(--shadow);
}

/* ─── NOTIFICATION BELL ──────────────────────── */
.notif-bell { position: relative; cursor: pointer; }

.notif-count {
  position: absolute;
  top: -6px;
  right: -6px;
  background: #EF4444;
  color: white;
  border-radius: 50%;
  width: 17px;
  height: 17px;
  font-size: .6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  border: 2px solid var(--wa-darker);
}

/* ─── RESPONSIVE / MOBILE ────────────────────── */
@media (max-width: 768px) {
  /* Show sidebar as a bottom tab bar on mobile */
  .sidebar {
    display: flex;
    flex-direction: row;
    width: 100%;
    height: 58px;
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 0;
    border-right: none;
    border-top: 1px solid var(--wa-border);
    overflow-x: auto;
    overflow-y: hidden;
    justify-content: space-around;
    z-index: 100;
    box-shadow: 0 -2px 12px rgba(0,0,0,0.06);
  }

  .sidebar-section { display: none; }

  .sidebar .menu-item {
    flex-direction: column;
    gap: 3px;
    padding: 8px 12px;
    border-left: none;
    border-top: 2px solid transparent;
    font-size: .65rem;
    min-width: 56px;
    justify-content: center;
    text-align: center;
    flex-shrink: 0;
  }

  .sidebar .menu-item:hover,
  .sidebar .menu-item.active {
    background: rgba(0,200,150,0.06);
    border-left: none;
    border-top-color: var(--accent);
    color: var(--wa-dark);
  }

  .sidebar .menu-item .icon {
    font-size: 1.15rem;
    width: auto;
  }

  .main-content {
    margin-left: 0;
    padding: 16px;
    padding-bottom: 74px; /* clear tab bar */
  }

  .form-row { grid-template-columns: 1fr; }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .stat-card .num { font-size: 1.5rem; }

  .ai-chat-box {
    width: calc(100vw - 24px);
    right: 12px;
    bottom: 72px;
  }

  .ai-chat-btn {
    bottom: 70px;
  }

  .navbar {
    padding: 0 16px;
  }

  .nav-links { display: none; }

  .job-card {
    flex-direction: column;
    gap: 12px;
  }

  .card { padding: 16px; }
  .auth-card { padding: 28px 20px; }

  .table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .main-content { padding: 12px; padding-bottom: 74px; }
}

@media (min-width: 769px) and (max-width: 1024px) {
  :root { --sidebar-w: 220px; }
  .main-content { padding: 20px; }
}