/* ============================================================
   Digital Vasai Biometric – Frontend Dashboard CSS
   Apple iOS Glassmorphism Design System
   ============================================================ */

:root {
  --dvb-bg:           #f0f2f7;
  --dvb-surface:      rgba(255,255,255,0.75);
  --dvb-surface-solid:#ffffff;
  --dvb-glass:        rgba(255,255,255,0.6);
  --dvb-border:       rgba(255,255,255,0.8);
  --dvb-shadow:       0 8px 32px rgba(31,38,135,0.12);
  --dvb-shadow-deep:  0 20px 60px rgba(31,38,135,0.18);
  --dvb-primary:      #007AFF;
  --dvb-primary-dark: #0056CC;
  --dvb-success:      #34C759;
  --dvb-danger:       #FF3B30;
  --dvb-warning:      #FF9500;
  --dvb-purple:       #AF52DE;
  --dvb-info:         #5AC8FA;
  --dvb-text:         #1C1C1E;
  --dvb-text-2:       #3A3A3C;
  --dvb-text-3:       #6B6B6D;
  --dvb-text-muted:   #AEAEB2;
  --dvb-radius:       16px;
  --dvb-radius-sm:    10px;
  --dvb-sidebar-w:    260px;
  --dvb-font:         -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', sans-serif;
  --dvb-transition:   0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- App Shell --- */

.dvb-app{
    display:flex;
    min-height:100vh;
    width:100%;
    background:#f5f7fb;
}

/* --- Sidebar --- */
/* FIXED SIDEBAR */
.dvb-sidebar{
    position:fixed;
    top:0;
    left:0;
    width:16%;
    min-width:260px;
    height:100vh;
    z-index:999;
    display:flex;
    flex-direction:column;
    justify-content:space-between;

    background:rgba(255,255,255,0.75);
    backdrop-filter:blur(20px);
    -webkit-backdrop-filter:blur(20px);

    border-right:1px solid rgba(255,255,255,0.3);
    box-shadow:
        0 8px 32px rgba(31,38,135,0.08);

    padding:24px 18px;
    overflow-y:auto;
}

/* MAIN CONTENT */
.dvb-main{
    width:84%;
    margin-left:16%;
    min-height:100vh;
    padding:30px;
    transition:all .3s ease;
}


.dvb-sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 24px 20px 20px;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.dvb-brand-logo {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--dvb-primary), var(--dvb-purple));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: 14px;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0,122,255,0.35);
}
.dvb-brand-name { font-weight: 700; font-size: 15px; color: var(--dvb-text); line-height: 1.2; }
.dvb-brand-sub  { font-size: 11px; color: var(--dvb-text-muted); }

.dvb-nav { flex: 1; padding: 12px 12px; display: flex; flex-direction: column; gap: 3px; overflow-y: auto; }
.dvb-nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px;
  border-radius: var(--dvb-radius-sm);
  color: var(--dvb-text-2);
  text-decoration: none;
  font-size: 14px; font-weight: 500;
  transition: all 0.2s ease;
  cursor: pointer;
}
.dvb-nav-item:hover   { background: rgba(0,122,255,0.08); color: var(--dvb-primary); text-decoration: none; }
.dvb-nav-item.active  { background: linear-gradient(135deg, rgba(0,122,255,0.15), rgba(175,82,222,0.08)); color: var(--dvb-primary); font-weight: 600; }
.dvb-nav-icon { font-size: 18px; width: 24px; text-align: center; flex-shrink: 0; }

.dvb-sidebar-footer {
  padding: 16px;
  border-top: 1px solid rgba(0,0,0,0.06);
  display: flex; align-items: center; gap: 10px;
}
.dvb-user-mini { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 0; }
.dvb-user-avatar {
  width: 34px; height: 34px;
  background: linear-gradient(135deg, var(--dvb-primary), var(--dvb-purple));
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: 13px; flex-shrink: 0;
}
.dvb-user-name  { font-size: 13px; font-weight: 600; color: var(--dvb-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.dvb-user-role  { font-size: 11px; color: var(--dvb-text-muted); }
.dvb-logout-btn { color: var(--dvb-text-muted); text-decoration: none; font-size: 20px; transition: color 0.2s; flex-shrink: 0; }
.dvb-logout-btn:hover { color: var(--dvb-danger); }

/* --- Mobile Header --- */
.dvb-mobile-header {
  display: none;
  align-items: center;
  padding: 14px 16px;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  position: sticky; top: 0; z-index: 200;
}
.dvb-menu-toggle { background: none; border: none; font-size: 22px; cursor: pointer; padding: 2px 8px; }
.dvb-mobile-title { flex: 1; text-align: center; font-weight: 700; font-size: 16px; }
.dvb-mobile-avatar {
  width: 32px; height: 32px;
  background: var(--dvb-primary); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: 12px;
}


/* --- Sections --- */
.dvb-section { display: none; }
.dvb-section.active { display: block; animation: dvbFadeIn 0.35s ease; }
@keyframes dvbFadeIn { from { opacity:0; transform:translateY(8px); } to { opacity:1; transform:none; } }

.dvb-section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
.dvb-section-title  { font-size: 24px; font-weight: 700; color: var(--dvb-text); margin: 0; }
.dvb-section-date   { font-size: 13px; color: var(--dvb-text-muted); }
.dvb-section-actions { display: flex; gap: 10px; align-items: center; }

/* --- Stat Cards --- */
.dvb-stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 24px; }
.dvb-stat-card {
  background: var(--dvb-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--dvb-border);
  border-radius: var(--dvb-radius);
  padding: 20px;
  box-shadow: var(--dvb-shadow);
  transition: transform 0.2s, box-shadow 0.2s;
  position: relative; overflow: hidden;
}
.dvb-stat-card::before {
  content: ''; position: absolute; top: -40px; right: -20px;
  width: 100px; height: 100px; border-radius: 50%;
  background: rgba(0,122,255,0.06);
}
.dvb-stat-card:hover { transform: translateY(-3px); box-shadow: var(--dvb-shadow-deep); }
.dvb-stat-icon  { font-size: 28px; margin-bottom: 10px; }
.dvb-stat-value { font-size: 32px; font-weight: 800; color: var(--dvb-text); line-height: 1; margin-bottom: 5px; }
.dvb-stat-label { font-size: 12px; color: var(--dvb-text-muted); font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; }
.dvb-stat-card.dvb-card-blue  { background: linear-gradient(135deg, rgba(0,122,255,0.12), rgba(0,122,255,0.06)); }
.dvb-stat-card.dvb-card-green { background: linear-gradient(135deg, rgba(52,199,89,0.12), rgba(52,199,89,0.06)); }
.dvb-stat-card.dvb-card-red   { background: linear-gradient(135deg, rgba(255,59,48,0.12), rgba(255,59,48,0.06)); }
.dvb-stat-card.dvb-card-purple{ background: linear-gradient(135deg, rgba(175,82,222,0.12), rgba(175,82,222,0.06)); }

/* --- Charts --- */
.dvb-charts-row { display: grid; grid-template-columns: 1fr 2fr; gap: 16px; margin-bottom: 24px; }
.dvb-chart-card {
  background: var(--dvb-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--dvb-border);
  border-radius: var(--dvb-radius);
  padding: 20px;
  box-shadow: var(--dvb-shadow);
}
.dvb-chart-title { font-size: 14px; font-weight: 600; color: var(--dvb-text-2); margin-bottom: 16px; }

/* --- Glass Card --- */
.dvb-glass-card {
  background: var(--dvb-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--dvb-border);
  border-radius: var(--dvb-radius);
  padding: 24px;
  box-shadow: var(--dvb-shadow);
  margin-bottom: 20px;
}

/* --- Employee Grid --- */
.dvb-emp-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; }
.dvb-emp-card {
  background: var(--dvb-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--dvb-border);
  border-radius: var(--dvb-radius);
  padding: 20px;
  box-shadow: var(--dvb-shadow);
  text-align: center;
  cursor: pointer;
  transition: all 0.25s ease;
}
.dvb-emp-card:hover { transform: translateY(-4px); box-shadow: var(--dvb-shadow-deep); border-color: rgba(0,122,255,0.3); }
.dvb-emp-photo { margin: 0 auto 12px; }
.dvb-emp-photo img { width: 72px; height: 72px; border-radius: 50%; object-fit: cover; border: 3px solid rgba(0,122,255,0.2); }
.dvb-emp-initials-circle {
  width: 72px; height: 72px; border-radius: 50%;
  background: linear-gradient(135deg, var(--dvb-primary), var(--dvb-purple));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 24px; font-weight: 700;
  margin: 0 auto;
}
.dvb-emp-id    { font-size: 11px; color: var(--dvb-text-muted); margin-bottom: 4px; }
.dvb-emp-name  { font-size: 15px; font-weight: 700; color: var(--dvb-text); margin-bottom: 3px; }
.dvb-emp-desig { font-size: 12px; color: var(--dvb-text-3); margin-bottom: 4px; }
.dvb-emp-dept  { font-size: 11px; color: var(--dvb-primary); background: rgba(0,122,255,0.08); padding: 3px 8px; border-radius: 20px; display: inline-block; }

/* --- Badges --- */
.dvb-badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 11px; font-weight: 600; }
.dvb-badge-success { background: rgba(52,199,89,0.15);  color: #1a8a36; }
.dvb-badge-danger  { background: rgba(255,59,48,0.12);  color: #c42b22; }
.dvb-badge-warning { background: rgba(255,149,0,0.15);  color: #b56800; }
.dvb-badge-info    { background: rgba(90,200,250,0.15); color: #0073a8; }

/* --- Filter Row --- */
.dvb-filter-row {
  display: flex; flex-wrap: wrap; align-items: center;
  gap: 10px; margin-bottom: 20px;
}
.dvb-select, .dvb-input {
  padding: 8px 14px;
  border: 1.5px solid rgba(0,0,0,0.1);
  border-radius: var(--dvb-radius-sm);
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(10px);
  font-size: 13px; color: var(--dvb-text);
  outline: none; transition: border 0.2s;
}
.dvb-select:focus, .dvb-input:focus { border-color: var(--dvb-primary); }

/* --- Attendance Summary Pills --- */
.dvb-att-summary-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 16px; }
.dvb-mini-stat {
  padding: 8px 18px; border-radius: 20px;
  font-size: 13px; font-weight: 600;
}
.dvb-mini-stat.dvb-green  { background: rgba(52,199,89,0.12); color: #1a8a36; }
.dvb-mini-stat.dvb-red    { background: rgba(255,59,48,0.12);  color: #c42b22; }
.dvb-mini-stat.dvb-yellow { background: rgba(255,149,0,0.12);  color: #b56800; }
.dvb-mini-stat.dvb-orange { background: rgba(255,69,0,0.12);   color: #c03500; }

/* --- Data Table --- */
.dvb-table-wrapper {
  background: var(--dvb-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--dvb-border);
  border-radius: var(--dvb-radius);
  box-shadow: var(--dvb-shadow);
  overflow: hidden;
  overflow-x: auto;
}
.dvb-data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.dvb-data-table thead th {
  padding: 12px 16px;
  background: rgba(0,0,0,0.03);
  font-weight: 600; font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.5px; color: var(--dvb-text-3);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  white-space: nowrap;
}
.dvb-data-table tbody td {
  padding: 11px 16px;
  border-bottom: 1px solid rgba(0,0,0,0.04);
  color: var(--dvb-text-2); vertical-align: middle;
}
.dvb-data-table tbody tr:last-child td { border-bottom: none; }
.dvb-data-table tbody tr:hover td { background: rgba(0,122,255,0.03); }
.dvb-loading-cell { text-align: center; color: var(--dvb-text-muted); padding: 32px !important; }

/* --- Buttons --- */
.dvb-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 18px;
  border-radius: var(--dvb-radius-sm);
  font-size: 13px; font-weight: 600;
  border: none; cursor: pointer;
  text-decoration: none; transition: all 0.2s;
  white-space: nowrap;
}
.dvb-btn:hover { transform: translateY(-1px); text-decoration: none; }
.dvb-btn-primary { background: var(--dvb-primary); color: #fff; box-shadow: 0 4px 12px rgba(0,122,255,0.35); }
.dvb-btn-primary:hover { background: var(--dvb-primary-dark); color: #fff; }
.dvb-btn-success { background: var(--dvb-success); color: #fff; box-shadow: 0 4px 12px rgba(52,199,89,0.35); }
.dvb-btn-success:hover { background: #28a745; color: #fff; }
.dvb-btn-danger  { background: var(--dvb-danger); color: #fff; }
.dvb-btn-ghost   { background: rgba(0,0,0,0.05); color: var(--dvb-text); }
.dvb-btn-ghost:hover { background: rgba(0,0,0,0.09); color: var(--dvb-text); }
.dvb-btn-sm { padding: 5px 12px; font-size: 12px; }
.dvb-btn-info { background: var(--dvb-info); color: #fff; }
.dvb-muted { color: var(--dvb-text-muted); font-size: 12px; }

/* --- Upload Drop Zone --- */
.dvb-dropzone-fe {
  border: 2px dashed rgba(0,122,255,0.3);
  border-radius: var(--dvb-radius);
  padding: 48px 20px;
  text-align: center;
  transition: all 0.25s;
  cursor: pointer;
}
.dvb-dropzone-fe:hover, .dvb-dropzone-fe.dragover {
  border-color: var(--dvb-primary);
  background: rgba(0,122,255,0.04);
}
.dvb-drop-icon-fe { font-size: 48px; margin-bottom: 12px; }
.dvb-drop-text-fe { font-size: 16px; font-weight: 600; margin-bottom: 6px; }
.dvb-drop-sub-fe  { font-size: 13px; color: var(--dvb-text-muted); margin-bottom: 20px; }
.dvb-file-info-fe { display: flex; align-items: center; gap: 10px; padding: 12px 16px; background: rgba(0,0,0,0.04); border-radius: 10px; margin-bottom: 16px; }
.dvb-upload-progress { padding: 20px 0; }
.dvb-progress-track { height: 6px; background: rgba(0,0,0,0.08); border-radius: 3px; overflow: hidden; margin-bottom: 10px; }
.dvb-progress-fill-fe { height: 100%; background: linear-gradient(90deg, var(--dvb-primary), var(--dvb-purple)); border-radius: 3px; transition: width 0.4s; width: 0%; }

/* --- Profile Card --- */
.dvb-profile-card {
  background: var(--dvb-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--dvb-border);
  border-radius: var(--dvb-radius);
  padding: 28px;
  box-shadow: var(--dvb-shadow);
  max-width: 600px;
}
.dvb-profile-header { display: flex; gap: 20px; align-items: flex-start; margin-bottom: 24px; flex-wrap: wrap; }
.dvb-profile-photo img { width: 90px; height: 90px; border-radius: 50%; object-fit: cover; border: 3px solid rgba(0,122,255,0.2); }
.dvb-profile-initials {
  width: 90px; height: 90px; border-radius: 50%;
  background: linear-gradient(135deg, var(--dvb-primary), var(--dvb-purple));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 32px; font-weight: 700;
}
.dvb-profile-name  { font-size: 22px; font-weight: 700; }
.dvb-profile-desig { font-size: 14px; color: var(--dvb-text-3); margin: 4px 0; }
.dvb-profile-dept  { font-size: 12px; color: var(--dvb-primary); }
.dvb-profile-id    { font-size: 12px; color: var(--dvb-text-muted); margin-top: 4px; }
.dvb-detail-row    { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid rgba(0,0,0,0.05); font-size: 14px; }
.dvb-detail-row span:first-child { color: var(--dvb-text-muted); }
.dvb-detail-row span:last-child  { font-weight: 600; }

/* --- Payroll --- */
.dvb-payroll-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
#dvb-payroll-gen-msg { margin-top: 12px; }

/* --- Success/Error Boxes --- */
.dvb-success-box { background: rgba(52,199,89,0.1); border: 1px solid rgba(52,199,89,0.3); color: #1a6e2e; padding: 12px 16px; border-radius: 10px; font-size: 14px; }
.dvb-error-box   { background: rgba(255,59,48,0.1);  border: 1px solid rgba(255,59,48,0.3);  color: #9c1f1a; padding: 12px 16px; border-radius: 10px; font-size: 14px; }
.dvb-info-box    { background: rgba(0,122,255,0.08); border: 1px solid rgba(0,122,255,0.2);  color: #00439e; padding: 12px 16px; border-radius: 10px; font-size: 14px; }

/* --- Modal --- */
.dvb-modal-overlay {
  position: fixed; inset: 0; z-index: 9999;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.dvb-modal-card {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(30px);
  border-radius: 20px;
  padding: 28px;
  max-width: 500px; width: 100%;
  box-shadow: 0 30px 80px rgba(0,0,0,0.25);
  position: relative;
  animation: dvbFadeIn 0.3s ease;
  max-height: 90vh; overflow-y: auto;
}
.dvb-modal-close { position: absolute; top: 14px; right: 14px; background: rgba(0,0,0,0.06); border: none; border-radius: 50%; width: 30px; height: 30px; cursor: pointer; font-size: 14px; }

/* --- Login Required --- */
.dvb-login-required { display: flex; align-items: center; justify-content: center; min-height: 300px; font-family: var(--dvb-font); }
.dvb-login-card { text-align: center; background: #fff; padding: 40px; border-radius: 20px; box-shadow: var(--dvb-shadow-deep); max-width: 360px; }
.dvb-login-icon { font-size: 56px; margin-bottom: 16px; }
.dvb-login-card h2 { margin-bottom: 10px; font-size: 20px; }
.dvb-login-card p  { color: var(--dvb-text-muted); margin-bottom: 20px; }

/* --- Skeleton Loader --- */
.dvb-skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 400% 100%;
  animation: dvbSkeleton 1.5s infinite;
  border-radius: var(--dvb-radius);
  min-height: 100px;
}
@keyframes dvbSkeleton {
  from { background-position: 100% 0; }
  to   { background-position: -100% 0; }
}

/* --- Empty State --- */
.dvb-empty-state { text-align: center; padding: 48px 20px; color: var(--dvb-text-muted); }
.dvb-empty-icon  { font-size: 48px; margin-bottom: 16px; }

/* --- Search Input --- */
.dvb-search-input {
  padding: 8px 14px;
  border: 1.5px solid rgba(0,0,0,0.1);
  border-radius: 20px;
  font-size: 13px; outline: none;
  background: rgba(255,255,255,0.85);
  min-width: 200px;
}
.dvb-search-input:focus { border-color: var(--dvb-primary); }

/* --- Responsive --- */
@media (max-width: 768px) {
  .dvb-mobile-header { display: flex; }
  .dvb-sidebar {
    position: fixed; top: 0; left: 0; bottom: 0;
    transform: translateX(-100%);
    z-index: 300;
  }
  .dvb-sidebar.open { transform: translateX(0); box-shadow: 8px 0 40px rgba(0,0,0,0.2); }
  .dvb-main  { padding: 20px 16px 32px; }
  .dvb-charts-row { grid-template-columns: 1fr; }
  .dvb-stats-row  { grid-template-columns: 1fr 1fr; }
  .dvb-section-title { font-size: 20px; }
}
@media (max-width: 480px) {
  .dvb-stats-row { grid-template-columns: 1fr; }
  .dvb-emp-grid  { grid-template-columns: 1fr 1fr; }
}