/* ===================================================
   css/style.css — Premium Dark/Light Theme
   Maintenance Calculator
   =================================================== */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

/* ---------- CSS Variables ---------- */
:root {
  /* Color palette — Dark Mode (default) */
  --bg-primary:    #0d0f1a;
  --bg-secondary:  #141728;
  --bg-card:       rgba(255,255,255,0.05);
  --bg-card-hover: rgba(255,255,255,0.09);
  --border:        rgba(255,255,255,0.08);
  --border-accent: rgba(99,102,241,0.4);

  --accent-1:      #6366f1;   /* Indigo */
  --accent-2:      #10b981;   /* Emerald */
  --accent-3:      #f59e0b;   /* Amber */
  --accent-4:      #ec4899;   /* Pink */

  --text-primary:  #f0f0ff;
  --text-secondary:#a0a3b1;
  --text-muted:    #6b6e82;

  --success:       #10b981;
  --warning:       #f59e0b;
  --danger:        #ef4444;
  --info:          #3b82f6;

  --shadow-glow:   0 0 30px rgba(99,102,241,0.15);
  --shadow-card:   0 8px 32px rgba(0,0,0,0.4);
  --radius-lg:     16px;
  --radius-md:     12px;
  --radius-sm:     8px;

  --font-main:     'Outfit', sans-serif;
  --font-alt:      'Plus Jakarta Sans', sans-serif;

  --transition:    all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Mode Variables */
[data-theme="light"] {
  --bg-primary:    #f0f2ff;
  --bg-secondary:  #ffffff;
  --bg-card:       rgba(255,255,255,0.85);
  --bg-card-hover: rgba(255,255,255,1);
  --border:        rgba(99,102,241,0.12);
  --border-accent: rgba(99,102,241,0.35);

  --text-primary:  #1a1c2e;
  --text-secondary:#4a4d6e;
  --text-muted:    #8a8da0;

  --shadow-glow:   0 0 30px rgba(99,102,241,0.1);
  --shadow-card:   0 4px 24px rgba(99,102,241,0.08);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-main);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  transition: background 0.4s ease, color 0.4s ease;
}

/* ---------- Animated Background ---------- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 40% at 20% 10%, rgba(99,102,241,0.15) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 80% 90%, rgba(16,185,129,0.1) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

[data-theme="light"] body::before {
  background:
    radial-gradient(ellipse 60% 40% at 20% 10%, rgba(99,102,241,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 80% 90%, rgba(16,185,129,0.06) 0%, transparent 60%);
}

.page-wrapper { position: relative; z-index: 1; }

/* ---------- Header ---------- */
.site-header {
  background: rgba(13,15,26,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0 24px;
}
[data-theme="light"] .site-header {
  background: rgba(255,255,255,0.85);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.logo-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-size: 18px;
  color: #fff;
}
.logo-text {
  font-size: 18px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.theme-toggle {
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-primary);
  cursor: pointer;
  display: grid;
  place-items: center;
  font-size: 18px;
  transition: var(--transition);
}
.theme-toggle:hover {
  background: var(--accent-1);
  color: #fff;
  border-color: var(--accent-1);
  transform: rotate(20deg);
}

/* ---------- Hero Section ---------- */
.hero {
  text-align: center;
  padding: 60px 24px 40px;
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(99,102,241,0.15);
  border: 1px solid rgba(99,102,241,0.3);
  border-radius: 50px;
  padding: 6px 16px;
  font-size: 13px;
  color: var(--accent-1);
  margin-bottom: 20px;
  font-weight: 500;
}

.hero h1 {
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-1) 50%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

/* ---------- Wizard Nav ---------- */
.wizard-nav {
  position: sticky;
  top: 64px;
  z-index: 90;
  background: rgba(13,15,26,0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}
[data-theme="light"] .wizard-nav {
  background: rgba(240,242,255,0.92);
}

.wizard-nav-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: stretch;
  overflow-x: auto;
  scrollbar-width: none;
}
.wizard-nav-inner::-webkit-scrollbar { display: none; }

.step-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 20px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  white-space: nowrap;
  font-family: var(--font-main);
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
  border-bottom: 3px solid transparent;
  flex-shrink: 0;
}

.step-btn:hover {
  color: var(--text-primary);
  background: var(--bg-card);
}

.step-btn.active {
  color: var(--accent-1);
  border-bottom-color: var(--accent-1);
}

.step-btn.completed {
  color: var(--accent-2);
  border-bottom-color: var(--accent-2);
}

.step-btn .step-num {
  width: 26px; height: 26px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 700;
  background: var(--bg-card);
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.step-btn.active .step-num {
  background: var(--accent-1);
  border-color: var(--accent-1);
  color: #fff;
}

.step-btn.completed .step-num {
  background: var(--accent-2);
  border-color: var(--accent-2);
  color: #fff;
}

/* ---------- Main Container ---------- */
.main-container {
  max-width: 960px;
  margin: 32px auto;
  padding: 0 16px;
}

/* ---------- Glass Card ---------- */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.glass-card:hover { box-shadow: var(--shadow-glow), var(--shadow-card); }

.card-header {
  padding: 24px 28px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 14px;
}

.card-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  font-size: 20px;
  flex-shrink: 0;
}
.card-icon.indigo { background: rgba(99,102,241,0.15); color: var(--accent-1); }
.card-icon.emerald { background: rgba(16,185,129,0.15); color: var(--accent-2); }
.card-icon.amber { background: rgba(245,158,11,0.15); color: var(--accent-3); }
.card-icon.pink { background: rgba(236,72,153,0.15); color: var(--accent-4); }
.card-icon.blue { background: rgba(59,130,246,0.15); color: var(--info); }

.card-title {
  font-size: 18px;
  font-weight: 700;
}
.card-subtitle {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.card-body { padding: 28px; }

/* ---------- Step Card (show/hide) ---------- */
.step-card { display: none; }
.step-card.active { display: block; animation: fadeSlideIn 0.4s ease; }

@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---------- Form Elements ---------- */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.form-label span { color: var(--danger); }

.form-control {
  width: 100%;
  padding: 11px 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 14px;
  transition: var(--transition);
  outline: none;
}

[data-theme="light"] .form-control {
  background: #fff;
  border-color: rgba(99,102,241,0.2);
}

.form-control:focus {
  border-color: var(--accent-1);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.15);
}

.form-control::placeholder { color: var(--text-muted); }

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236366f1' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 38px;
  cursor: pointer;
}

.input-with-unit { position: relative; }
.input-with-unit .form-control { padding-right: 60px; }
.input-unit {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 12px;
  color: var(--text-muted);
  pointer-events: none;
}

.form-hint {
  font-size: 12px;
  color: var(--text-muted);
}

/* ---------- Toggle Switch ---------- */
.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
  transition: var(--transition);
  cursor: pointer;
}
.toggle-row:hover { border-color: var(--border-accent); }

.toggle-label {
  font-size: 14px;
  font-weight: 500;
}
.toggle-hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.toggle-switch {
  position: relative;
  width: 44px; height: 24px;
  flex-shrink: 0;
}
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute;
  inset: 0;
  border-radius: 50px;
  background: var(--border);
  cursor: pointer;
  transition: var(--transition);
}
.toggle-slider::before {
  content: '';
  position: absolute;
  left: 3px; top: 3px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: #fff;
  transition: var(--transition);
}
input:checked + .toggle-slider { background: var(--accent-2); }
input:checked + .toggle-slider::before { transform: translateX(20px); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  font-family: var(--font-main);
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-1), #818cf8);
  color: #fff;
  box-shadow: 0 4px 16px rgba(99,102,241,0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(99,102,241,0.45);
}

.btn-success {
  background: linear-gradient(135deg, var(--accent-2), #34d399);
  color: #fff;
  box-shadow: 0 4px 16px rgba(16,185,129,0.3);
}
.btn-success:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(16,185,129,0.45);
}

.btn-ghost {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
}
.btn-ghost:hover {
  border-color: var(--accent-1);
  color: var(--accent-1);
  background: rgba(99,102,241,0.08);
}

.btn-danger {
  background: rgba(239,68,68,0.15);
  border: 1px solid rgba(239,68,68,0.3);
  color: var(--danger);
}
.btn-danger:hover { background: var(--danger); color: #fff; }

.btn-sm { padding: 7px 14px; font-size: 13px; }
.btn-lg { padding: 14px 28px; font-size: 16px; }
.btn-full { width: 100%; justify-content: center; }
.btn:active { transform: scale(0.97); }

/* ---------- Section Divider ---------- */
.section-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 28px 0 20px;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.section-divider::before, .section-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ---------- KPI Cards ---------- */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: var(--transition);
  cursor: default;
}
.kpi-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}

.kpi-label {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.kpi-value {
  font-size: 24px;
  font-weight: 800;
  line-height: 1.2;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-1));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.kpi-sub {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ---------- Billing Cycle Pills ---------- */
.cycle-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}
.cycle-pill {
  padding: 8px 18px;
  border-radius: 50px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: var(--transition);
}
.cycle-pill:hover { border-color: var(--accent-1); color: var(--accent-1); }
.cycle-pill.active {
  background: var(--accent-1);
  border-color: var(--accent-1);
  color: #fff;
  box-shadow: 0 4px 12px rgba(99,102,241,0.3);
}

/* ---------- Table ---------- */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

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

thead th {
  background: rgba(99,102,241,0.1);
  padding: 12px 14px;
  text-align: left;
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background 0.15s ease;
}
tbody tr:hover { background: var(--bg-card-hover); }
tbody tr:last-child { border-bottom: none; }

tbody td {
  padding: 11px 14px;
  color: var(--text-primary);
  white-space: nowrap;
}

.amount-cell {
  font-weight: 600;
  color: var(--accent-2);
  font-variant-numeric: tabular-nums;
}

.grand-total-cell {
  font-weight: 800;
  font-size: 14px;
  color: var(--accent-1);
}

/* ---------- Upload Zone ---------- */
.upload-zone {
  border: 2px dashed var(--border-accent);
  border-radius: var(--radius-lg);
  padding: 48px 24px;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
  position: relative;
}
.upload-zone:hover, .upload-zone.drag-over {
  border-color: var(--accent-1);
  background: rgba(99,102,241,0.05);
}
.upload-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}
.upload-icon {
  font-size: 48px;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.upload-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 6px;
}
.upload-hint { font-size: 13px; color: var(--text-muted); }

/* ---------- Service Charge Heads ---------- */
.service-head-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  transition: var(--transition);
  background: var(--bg-card);
}
.service-head-row:hover { border-color: var(--border-accent); }
.service-head-row.disabled { opacity: 0.45; }

.service-head-name { flex: 1; font-size: 14px; font-weight: 500; }
.service-head-amount { font-weight: 700; color: var(--accent-2); min-width: 80px; text-align: right; }

/* ---------- Toast Notifications ---------- */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 360px;
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
  animation: toastIn 0.3s ease, toastOut 0.3s ease 3.7s forwards;
  font-size: 14px;
}
.toast.success { background: rgba(16,185,129,0.15); border-color: rgba(16,185,129,0.4); }
.toast.error   { background: rgba(239,68,68,0.15);  border-color: rgba(239,68,68,0.4); }
.toast.warning { background: rgba(245,158,11,0.15); border-color: rgba(245,158,11,0.4); }
.toast.info    { background: rgba(99,102,241,0.15); border-color: rgba(99,102,241,0.4); }
.toast-icon { font-size: 16px; flex-shrink: 0; margin-top: 1px; }

@keyframes toastIn  { from { opacity: 0; transform: translateX(30px); } to { opacity: 1; transform: translateX(0); } }
@keyframes toastOut { from { opacity: 1; } to { opacity: 0; transform: translateX(30px); } }

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(8px);
  z-index: 500;
  display: none;
  place-items: center;
  padding: 16px;
}
.modal-backdrop.open { display: grid; animation: backdropIn 0.2s ease; }
@keyframes backdropIn { from { opacity: 0; } to { opacity: 1; } }

.modal-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  animation: modalIn 0.3s cubic-bezier(0.34,1.56,0.64,1);
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
}
@keyframes modalIn { from { opacity: 0; transform: scale(0.9); } to { opacity: 1; transform: scale(1); } }

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-title { font-size: 16px; font-weight: 700; }
.modal-close {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  display: grid;
  place-items: center;
  font-size: 16px;
  transition: var(--transition);
}
.modal-close:hover { background: var(--danger); color: #fff; border-color: var(--danger); }

.modal-body { padding: 24px; }
.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

/* ---------- Charts ---------- */
.charts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.chart-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
}
.chart-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-secondary);
}

/* ---------- Step Connector (wizard) ---------- */
.wizard-connector {
  width: 24px;
  height: 2px;
  background: var(--border);
  flex-shrink: 0;
  align-self: center;
}

/* ---------- Read-Only Banner ---------- */
.readonly-banner {
  background: rgba(245,158,11,0.12);
  border: 1px solid rgba(245,158,11,0.3);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  font-size: 14px;
  color: var(--accent-3);
}

/* ---------- Share Section ---------- */
.share-url-box {
  display: flex;
  gap: 8px;
  align-items: stretch;
  margin-top: 8px;
}
.share-url-input {
  flex: 1;
  padding: 10px 14px;
  background: rgba(0,0,0,0.2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 13px;
  font-family: monospace;
}
[data-theme="light"] .share-url-input { background: #f4f4f8; color: var(--text-secondary); }

/* ---------- Late Payment Simulator ---------- */
.lp-result {
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.2);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin-top: 12px;
  font-size: 14px;
}
.lp-result .amount { font-size: 22px; font-weight: 800; color: var(--danger); }

/* ---------- Filter Bar ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 16px;
}
.filter-bar .form-control { max-width: 200px; }

/* ---------- Badge / Tag ---------- */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 50px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.badge-success { background: rgba(16,185,129,0.15); color: var(--accent-2); }
.badge-warning { background: rgba(245,158,11,0.15); color: var(--accent-3); }
.badge-danger  { background: rgba(239,68,68,0.15);  color: var(--danger); }
.badge-info    { background: rgba(99,102,241,0.15);  color: var(--accent-1); }

/* ---------- Progress Bar ---------- */
.progress-bar {
  height: 4px;
  background: var(--border);
  border-radius: 50px;
  overflow: hidden;
  margin-top: 8px;
}
.progress-fill {
  height: 100%;
  border-radius: 50px;
  background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
  transition: width 0.5s ease;
}

/* ---------- Utility Classes ---------- */
.hidden { display: none !important; }
.mt-4  { margin-top: 16px; }
.mt-6  { margin-top: 24px; }
.mt-8  { margin-top: 32px; }
.mb-4  { margin-bottom: 16px; }
.gap-4 { gap: 16px; }
.flex  { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.font-bold { font-weight: 700; }
.text-sm { font-size: 13px; }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--accent-2); }
.text-danger  { color: var(--danger); }
.text-accent  { color: var(--accent-1); }

.rupee-symbol::before { content: '₹'; }

/* ---------- FAQ Accordion ---------- */
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  overflow: hidden;
}
.faq-question {
  width: 100%;
  text-align: left;
  padding: 16px 20px;
  background: var(--bg-card);
  border: none;
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
}
.faq-question:hover { background: var(--bg-card-hover); }
.faq-answer {
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}
.faq-item.open .faq-answer { max-height: 400px; padding: 16px 20px; }
.faq-chevron { transition: transform 0.3s ease; font-size: 12px; }
.faq-item.open .faq-chevron { transform: rotate(180deg); }

/* ---------- Step Footer (nav buttons) ---------- */
.step-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
  .card-body { padding: 16px; }
  .hero { padding: 32px 16px 24px; }
  .step-footer { justify-content: center; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .charts-grid { grid-template-columns: 1fr; }
}

/* ---------- Toggle Switch & Rows ---------- */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 48px;
  height: 26px;
  flex-shrink: 0;
  cursor: pointer;
}
.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.toggle-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: var(--border-accent);
  transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 34px;
}
.toggle-slider:before {
  position: absolute;
  content: "";
  height: 20px;
  width: 20px;
  left: 3px;
  bottom: 3px;
  background-color: #fff;
  transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 50%;
  box-shadow: 0 2px 4px rgba(0,0,0,0.25);
}
.toggle-switch input:checked + .toggle-slider {
  background: linear-gradient(135deg, var(--accent-1), #818cf8);
}
.toggle-switch input:checked + .toggle-slider:before {
  transform: translateX(22px);
}

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}
.toggle-row:hover {
  border-color: var(--border-accent);
  background: var(--bg-card-hover);
}
.toggle-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}
.toggle-hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}
.parking-card {
  transition: all 0.25s ease;
}
.parking-card:hover {
  border-color: var(--border-accent) !important;
  transform: translateY(-2px);
}