/* ============================================================
   GEC Finance App — Main Stylesheet
   Themes: dark-glass | light-glass
   ============================================================ */

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

/* ── Design Tokens ─────────────────────────────────────────── */
:root {
  --gec-teal:        #1BA8A0;
  --gec-teal-dark:   #0D706A;
  --gec-teal-light:  #A8E6E3;
  --gec-teal-xlight: #E0F7F6;
  --gec-navy:        #0A2A3B;
  --gec-navy2:       #0F3D52;
  --gec-navy3:       #1A5068;
  --gec-gold:        #C8A96E;
  --gec-gold-light:  #F0E4CC;

  --radius-sm:  6px;
  --radius-md:  10px;
  --radius-lg:  14px;
  --radius-xl:  20px;
  --sidebar-w:  220px;
  --topbar-h:   58px;
  --transition: .18s ease;
}

/* ── Dark + Glass Theme (default) ───────────────────────────── */
[data-theme="dark-glass"] {
  --bg-page:       #071E2B;
  --bg-surface:    rgba(255,255,255,.06);
  --bg-card:       rgba(255,255,255,.07);
  --bg-input:      rgba(255,255,255,.06);
  --bg-hover:      rgba(27,168,160,.12);
  --bg-active:     rgba(27,168,160,.22);
  --bg-sidebar:    rgba(10,42,59,.85);
  --bg-topbar:     rgba(10,42,59,.75);
  --bg-overlay:    rgba(7,30,43,.6);

  --border:        rgba(27,168,160,.2);
  --border-strong: rgba(27,168,160,.4);
  --border-input:  rgba(27,168,160,.3);

  --tx-primary:    #E0F7F6;
  --tx-secondary:  rgba(168,230,227,.7);
  --tx-muted:      rgba(168,230,227,.45);
  --tx-brand:      #1BA8A0;
  --tx-on-brand:   #ffffff;

  --glass-blur:    blur(16px);
  --glass-shine:   rgba(255,255,255,.04);

  --success:  #34D399; --success-bg: rgba(52,211,153,.12);
  --warning:  #FBBF24; --warning-bg: rgba(251,191,36,.12);
  --danger:   #F87171; --danger-bg:  rgba(248,113,113,.12);
  --info:     #60A5FA; --info-bg:    rgba(96,165,250,.12);
}

/* ── Light + Glass Theme ─────────────────────────────────────── */
[data-theme="light-glass"] {
  --bg-page:       #EEF5F7;
  --bg-surface:    rgba(255,255,255,.65);
  --bg-card:       rgba(255,255,255,.75);
  --bg-input:      rgba(255,255,255,.8);
  --bg-hover:      rgba(27,168,160,.08);
  --bg-active:     rgba(27,168,160,.15);
  --bg-sidebar:    rgba(255,255,255,.7);
  --bg-topbar:     rgba(255,255,255,.7);
  --bg-overlay:    rgba(238,245,247,.6);

  --border:        rgba(27,168,160,.18);
  --border-strong: rgba(27,168,160,.35);
  --border-input:  rgba(27,168,160,.28);

  --tx-primary:    #0A2A3B;
  --tx-secondary:  #3A6070;
  --tx-muted:      #7B9BA8;
  --tx-brand:      #0D706A;
  --tx-on-brand:   #ffffff;

  --glass-blur:    blur(20px);
  --glass-shine:   rgba(255,255,255,.5);

  --success:  #059669; --success-bg: rgba(5,150,105,.1);
  --warning:  #D97706; --warning-bg: rgba(217,119,6,.1);
  --danger:   #DC2626; --danger-bg:  rgba(220,38,38,.1);
  --info:     #2563EB; --info-bg:    rgba(37,99,235,.1);
}

/* ── Reset ───────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: var(--tx-primary);
  background: var(--bg-page);
  min-height: 100vh;
  transition: background var(--transition), color var(--transition);
}

/* ── Page background decoration ─────────────────────────────── */
[data-theme="dark-glass"] body::before {
  content: '';
  position: fixed; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse 60% 40% at 80% 10%, rgba(27,168,160,.18) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 10% 80%, rgba(13,112,106,.12) 0%, transparent 70%);
  pointer-events: none;
}

[data-theme="light-glass"] body::before {
  content: '';
  position: fixed; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse 60% 40% at 80% 10%, rgba(27,168,160,.12) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 10% 80%, rgba(168,230,227,.25) 0%, transparent 70%);
  pointer-events: none;
}

/* ── Layout ──────────────────────────────────────────────────── */
.app-layout { display: flex; min-height: 100vh; position: relative; z-index: 1; }

/* Sidebar */
.sidebar {
  width: var(--sidebar-w);
  background: var(--bg-sidebar);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform var(--transition);
}

.sidebar-logo {
  padding: 20px 18px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-eye {
  width: 36px; height: 36px;
  background: var(--gec-teal);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.logo-eye svg { width: 20px; height: 20px; }

.logo-text { line-height: 1.2; }
.logo-text .name { font-size: 13px; font-weight: 600; color: var(--tx-primary); }
.logo-text .sub  { font-size: 10px; color: var(--tx-muted); }

.sidebar-nav { flex: 1; padding: 12px 10px; overflow-y: auto; }

.nav-section-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--tx-muted);
  padding: 12px 8px 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-md);
  color: var(--tx-secondary);
  text-decoration: none;
  font-size: 13px;
  font-weight: 400;
  transition: all var(--transition);
  margin-bottom: 2px;
  border: 1px solid transparent;
}

.nav-item:hover {
  background: var(--bg-hover);
  color: var(--tx-primary);
}

.nav-item.active {
  background: var(--bg-active);
  color: var(--tx-brand);
  border-color: var(--border);
  font-weight: 500;
}

.nav-item i { font-size: 17px; flex-shrink: 0; }

.nav-badge {
  margin-left: auto;
  font-size: 10px;
  background: var(--danger-bg);
  color: var(--danger);
  padding: 2px 6px;
  border-radius: 10px;
  font-weight: 600;
}

.sidebar-footer {
  padding: 12px 10px;
  border-top: 1px solid var(--border);
}

.user-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  border: 1px solid var(--border);
}

.user-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--gec-teal);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 600; color: #fff;
  flex-shrink: 0;
}

.user-info .uname { font-size: 12px; font-weight: 500; color: var(--tx-primary); }
.user-info .urole { font-size: 10px; color: var(--tx-muted); }

/* Topbar */
.topbar {
  position: fixed;
  top: 0;
  left: var(--sidebar-w);
  right: 0;
  height: var(--topbar-h);
  background: var(--bg-topbar);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 16px;
  z-index: 90;
}

.topbar-title { font-size: 15px; font-weight: 500; color: var(--tx-primary); flex: 1; }
.topbar-sub   { font-size: 12px; color: var(--tx-muted); }

/* Main content */
.main-content {
  margin-left: var(--sidebar-w);
  margin-top: var(--topbar-h);
  padding: 24px;
  flex: 1;
  min-height: calc(100vh - var(--topbar-h));
}

/* ── Glass Cards ─────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
}

.card-sm { padding: 14px 16px; border-radius: var(--radius-md); }

/* KPI cards */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px,1fr)); gap: 14px; margin-bottom: 24px; }

.kpi-card {
  background: var(--bg-surface);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  position: relative;
  overflow: hidden;
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gec-teal);
  opacity: .6;
}

.kpi-label { font-size: 11px; color: var(--tx-muted); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 6px; }
.kpi-value { font-size: 22px; font-weight: 600; color: var(--tx-primary); line-height: 1; }
.kpi-sub   { font-size: 11px; color: var(--tx-muted); margin-top: 4px; }
.kpi-trend { font-size: 11px; margin-top: 4px; display: flex; align-items: center; gap: 3px; }
.trend-up   { color: var(--success); }
.trend-down { color: var(--danger); }
.trend-flat { color: var(--tx-muted); }

/* ── Forms ───────────────────────────────────────────────────── */
.form-group { margin-bottom: 16px; }
.form-label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--tx-secondary);
  margin-bottom: 5px;
}

.form-control, .form-select {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-input);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  font-size: 13px;
  color: var(--tx-primary);
  font-family: inherit;
  transition: border-color var(--transition), background var(--transition);
  outline: none;
  backdrop-filter: var(--glass-blur);
}

.form-control:focus, .form-select:focus {
  border-color: var(--gec-teal);
  background: var(--bg-hover);
  box-shadow: 0 0 0 3px rgba(27,168,160,.15);
}

.form-select option { background: var(--bg-page); color: var(--tx-primary); }

.form-row { display: grid; gap: 14px; }
.form-row.cols-2 { grid-template-columns: 1fr 1fr; }
.form-row.cols-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-row.cols-4 { grid-template-columns: 1fr 1fr 1fr 1fr; }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gec-teal);
  color: #fff;
  border-color: var(--gec-teal);
}
.btn-primary:hover { background: var(--gec-teal-dark); border-color: var(--gec-teal-dark); }

.btn-ghost {
  background: var(--bg-surface);
  color: var(--tx-secondary);
  border-color: var(--border);
  backdrop-filter: var(--glass-blur);
}
.btn-ghost:hover { background: var(--bg-hover); color: var(--tx-primary); border-color: var(--border-strong); }

.btn-danger  { background: var(--danger-bg);  color: var(--danger);  border-color: var(--danger); }
.btn-warning { background: var(--warning-bg); color: var(--warning); border-color: var(--warning); }
.btn-success { background: var(--success-bg); color: var(--success); border-color: var(--success); }

.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-lg { padding: 12px 24px; font-size: 15px; }
.btn-icon { padding: 8px; }

/* ── Tables ──────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; border-radius: var(--radius-md); }

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.data-table th {
  padding: 10px 14px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--tx-muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.data-table td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--tx-primary);
  vertical-align: middle;
}

.data-table tr:last-child td { border-bottom: none; }

.data-table tbody tr:hover { background: var(--bg-hover); }

/* ── Badges ──────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 500;
  white-space: nowrap;
}

.badge-success { background: var(--success-bg); color: var(--success); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-danger  { background: var(--danger-bg);  color: var(--danger);  }
.badge-info    { background: var(--info-bg);    color: var(--info);    }
.badge-muted   { background: var(--bg-surface); color: var(--tx-muted); border: 1px solid var(--border); }

/* ── Page header ─────────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.page-title   { font-size: 18px; font-weight: 600; color: var(--tx-primary); }
.page-subtitle{ font-size: 13px; color: var(--tx-muted); margin-top: 2px; }

/* ── Admin Toggle (inline in page) ──────────────────────────── */
.toggle-switch { position: relative; display: inline-block; width: 40px; height: 22px; }
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute; cursor: pointer;
  inset: 0;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 22px;
  transition: var(--transition);
}
.toggle-slider::before {
  content: '';
  position: absolute;
  height: 16px; width: 16px;
  left: 2px; top: 50%;
  transform: translateY(-50%);
  background: var(--tx-muted);
  border-radius: 50%;
  transition: var(--transition);
}
.toggle-switch input:checked + .toggle-slider { background: var(--gec-teal); border-color: var(--gec-teal); }
.toggle-switch input:checked + .toggle-slider::before { transform: translate(18px,-50%); background: #fff; }

/* ── Theme switcher ──────────────────────────────────────────── */
.theme-btn {
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  color: var(--tx-secondary);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
  transition: all var(--transition);
}
.theme-btn:hover { border-color: var(--gec-teal); color: var(--gec-teal); }

/* ── Alerts ──────────────────────────────────────────────────── */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 13px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 16px;
  border: 1px solid;
}
.alert i { font-size: 16px; flex-shrink: 0; margin-top: 1px; }
.alert-danger  { background: var(--danger-bg);  color: var(--danger);  border-color: var(--danger); }
.alert-warning { background: var(--warning-bg); color: var(--warning); border-color: var(--warning); }
.alert-success { background: var(--success-bg); color: var(--success); border-color: var(--success); }

/* ── Divider ─────────────────────────────────────────────────── */
.divider { border: none; border-top: 1px solid var(--border); margin: 20px 0; }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .topbar, .main-content { left: 0; margin-left: 0; }
  .form-row.cols-2, .form-row.cols-3, .form-row.cols-4 { grid-template-columns: 1fr; }
}

/* ── Scrollbar ───────────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }

/* ── Number colors ───────────────────────────────────────────── */
.text-pos { color: var(--success) !important; }
.text-neg { color: var(--danger)  !important; }
.text-warn{ color: var(--warning) !important; }
.text-muted{ color: var(--tx-muted) !important; }
.text-brand{ color: var(--tx-brand) !important; }

/* ── Modal ───────────────────────────────────────────────────── */
.modal-backdrop {
  display: none;
  position: fixed; inset: 0; z-index: 200;
  background: var(--bg-overlay);
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
}
.modal-backdrop.open { display: flex; }
.modal {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  padding: 28px;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
}
.modal-title { font-size: 16px; font-weight: 600; color: var(--tx-primary); margin-bottom: 20px; }
.modal-footer { display: flex; gap: 10px; justify-content: flex-end; margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--border); }

/* ── Collapsed Sidebar ───────────────────────────────────────── */
.sidebar { transition: width var(--transition), transform var(--transition); }
.topbar { transition: left var(--transition); }
.main-content { transition: margin-left var(--transition); }

.sidebar.collapsed { width: 64px; }
.sidebar.collapsed .logo-text,
.sidebar.collapsed .nav-section-label,
.sidebar.collapsed .nav-item-text,
.sidebar.collapsed .user-info { display: none; }
.sidebar.collapsed .sidebar-logo { padding: 20px 0 16px; justify-content: center; }
.sidebar.collapsed .nav-item { justify-content: center; padding: 12px 0; border-radius: 8px; margin: 0 8px 4px; }
.sidebar.collapsed .nav-item i { margin: 0; font-size: 20px; }
.sidebar.collapsed .user-card { justify-content: center; padding: 8px 0; background: transparent; border: none; }
.sidebar.collapsed .user-avatar { width: 28px; height: 28px; font-size: 10px; }

.main-content.expanded { margin-left: 64px; }
.topbar.expanded { left: 64px; }

@media (max-width: 768px) {
  .main-content.expanded, .topbar.expanded { left: 0; margin-left: 0; }
  .sidebar.collapsed { transform: translateX(-100%); width: var(--sidebar-w); }
  .sidebar.collapsed .logo-text,
  .sidebar.collapsed .nav-section-label,
  .sidebar.collapsed .nav-item-text,
  .sidebar.collapsed .user-info { display: block; }
}