/* ── Design tokens ───────────────────────────────────────────────────────────── */
/*
 * PRIMARY   #2563eb  blue-600
 * ACCENT    #6366f1  indigo-500
 * GRADIENT  135deg, #2563eb → #6366f1
 */
:root {
  /* ── Brand colours ── */
  --c-primary:      #2563eb;
  --c-primary-dark: #1d4ed8;
  --c-primary-glow: rgba(37,99,235,.18);

  --c-accent:       #6366f1;
  --c-accent-dark:  #4f46e5;
  --c-accent-glow:  rgba(99,102,241,.18);

  --c-gradient:     linear-gradient(135deg, #2563eb, #6366f1);

  /* ── Semantic colours ── */
  --c-success:      #059669;
  --c-success-dark: #047857;
  --c-warning:      #d97706;
  --c-warning-dark: #b45309;
  --c-danger:       #dc2626;
  --c-danger-dark:  #b91c1c;
  --c-info:         #0891b2;
  --c-info-dark:    #0e7490;

  /* ── Surfaces ── */
  --c-nav:     #0f172a;
  --c-bg:      #f1f5f9;
  --c-surface: #ffffff;
  --c-border:  #e2e8f0;
  --c-text:    #0f172a;
  --c-muted:   #64748b;

  /* ── Elevation ── */
  --shadow-xs:  0 1px 2px rgba(0,0,0,.06);
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:  0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -1px rgba(0,0,0,.04);
  --shadow-lg:  0 10px 25px -3px rgba(0,0,0,.10), 0 4px 6px -2px rgba(0,0,0,.04);

  /* ── Shape ── */
  --radius:     .75rem;
  --radius-sm:  .5rem;
  --radius-xs:  .375rem;
}

/* ── Base ────────────────────────────────────────────────────────────────────── */

/* Prevent horizontal scroll. Only set on body — setting overflow-x:hidden on BOTH
   html and body can cause Chrome to treat html as the scroll container and suppress
   vertical scroll propagation in edge cases. */
html {
  max-width: 100%;
}

body {
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  background-color: #f1f5f9;
  background-image: radial-gradient(circle, rgba(148,163,184,.55) 1px, transparent 1px);
  background-size: 24px 24px;
  color: var(--c-text);
  font-size: .9375rem;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  max-width: 100%;
}

/* Ensure the sticky navbar never stretches past the viewport */
.app-nav {
  max-width: 100vw;
}

/* Bootstrap rows carry negative horizontal margins equal to half the gutter.
   When a row is near the viewport edge the negative margin can bleed out and
   create a ghost scroll area.  Clamping to 0 on the outermost wrappers
   removes the bleed while keeping inner column gutters intact. */
@media (max-width: 767.98px) {
  .container-fluid > .row,
  .container-lg > .row {
    --bs-gutter-x: 1rem;   /* tighter gutters on mobile to reduce bleed risk */
  }
}

/* ── App navbar ──────────────────────────────────────────────────────────────── */
.app-nav {
  background: #ffffff;
  border-bottom: 1px solid #d0d7de;
  padding: 0;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1030;
  box-shadow: 0 1px 3px rgba(0,0,0,.04);
  transition: box-shadow .2s, background .2s, backdrop-filter .2s;
}

/* Scrolled state — deeper shadow + frosted glass tint */
.app-nav.nav-scrolled {
  background: rgba(255,255,255,.80);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  box-shadow: 0 4px 20px rgba(0,0,0,.12);
}

/* Push page content below the fixed navbar */
/* overscroll-behavior-y: contain prevents iOS rubber-band bounce from
   triggering scroll-to-focused-element snap-back on pages with inputs */
body { padding-top: 56px; overscroll-behavior-y: contain; }
.app-nav > .container-fluid,
.app-nav > .container-lg,
.app-nav .container-fluid.container-lg {
  min-height: 56px;
  padding-top: 0;
  padding-bottom: 0;
  align-items: stretch;
}

/* Logo */
.app-nav-brand {
  display: flex; align-items: center; gap: .55rem;
  text-decoration: none;
  flex-shrink: 0;
  padding: .4rem 0;
  margin-right: 1.25rem;
}
.app-nav-logo-ic {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg,#2563eb,#6366f1);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 2px 8px rgba(37,99,235,.28);
  flex-shrink: 0;
}
.app-nav-logo-name {
  font-family: 'Inter', sans-serif;
  font-size: 1rem; font-weight: 700; color: #0f172a;
  letter-spacing: -.02em; line-height: 1;
  white-space: nowrap;
}

/* Nav links — pill style */
.app-nav-link {
  display: flex; align-items: center; gap: .38rem;
  font-size: .875rem; font-weight: 500; color: #656d76;
  text-decoration: none;
  padding: .35rem .75rem;
  margin: auto .1rem;
  white-space: nowrap;
  border-radius: .5rem;
  border-bottom: none;
  border-top: none;
  transition: color .12s, background .12s;
}
.app-nav-link:hover {
  color: #24292f;
  background: rgba(0,0,0,.06);
}
.app-nav-link-active {
  color: #2563eb !important;
  background: rgba(37,99,235,.10) !important;
  font-weight: 600;
  box-shadow: none;
}
.app-nav-link-active:hover { color: #1d4ed8 !important; background: rgba(37,99,235,.15) !important; }

/* Align nav items to center vertically */
.app-nav .navbar-nav { align-items: center; }
.app-nav .nav-item   { display: flex; align-items: center; }

/* Toggler */
.app-nav-toggler { color: #57606a; }
.app-nav-toggler:hover { color: #24292f; }

/* Nav badge — small number pill on nav items */
.app-nav-badge {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 18px; height: 18px;
  border-radius: 9px; padding: 0 5px;
  font-size: .65rem; font-weight: 700; line-height: 1;
}
.app-nav-badge-danger  { background: #ef4444; color: #fff; }
.app-nav-badge-warning { background: #f59e0b; color: #fff; }

/* Language toggle */
.app-lang-group {
  display: inline-flex;
  border: 1px solid #d0d7de;
  border-radius: .5rem;
  overflow: hidden;
}
.app-lang-btn {
  background: #f6f8fa; border: none;
  padding: .25rem .55rem;
  font-size: .72rem; font-weight: 600; color: #57606a;
  cursor: pointer; transition: background .12s, color .12s;
  line-height: 1.4;
}
.app-lang-btn:first-child { border-right: 1px solid #d0d7de; }
.app-lang-btn:hover { background: #eaeef2; color: #24292f; }
.app-lang-btn.active { background: #2563eb; color: #fff; }

/* User pill */
.app-nav-user {
  display: flex; align-items: center; gap: .45rem;
  font-size: .875rem; font-weight: 500; color: #24292f;
  text-decoration: none; padding: .35rem .65rem;
  border-radius: .5rem;
  border: 1px solid #d0d7de;
  background: #f6f8fa;
  transition: border-color .12s, background .12s;
}
.app-nav-user:hover { color: #0f172a; border-color: #9ea7b3; background: #eaeef2; }
.app-nav-avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: linear-gradient(135deg,#2563eb,#6366f1);
  display: inline-flex; align-items: center; justify-content: center;
  color: #fff; font-size: .7rem; font-weight: 700; flex-shrink: 0;
  box-shadow: 0 1px 3px rgba(37,99,235,.28);
}
.app-nav-username {
  max-width: 130px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

/* Dropdown */
.app-nav .dropdown-toggle::after { margin-left: .25rem; color: #94a3b8; }
.app-nav .dropdown-menu {
  border: 1px solid #d0d7de;
  box-shadow: 0 8px 24px rgba(0,0,0,.12);
  border-radius: .5rem;
  padding: .375rem;
}
.app-nav .dropdown-item {
  border-radius: .375rem;
  font-size: .8125rem; font-weight: 500;
  padding: .45rem .75rem; color: #24292f;
  transition: background .1s;
}
.app-nav .dropdown-item:hover { background: #f3f4f6; }
.app-nav .dropdown-divider { border-color: #d0d7de; margin: .3rem 0; }

/* Mobile quick-action icon buttons (GitHub-style always-visible header icons) */
.app-mob-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px; height: 38px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: #57606a;
  font-size: 1.1rem;
  cursor: pointer;
  text-decoration: none;
  flex-shrink: 0;
  transition: background .12s, color .12s;
}
.app-mob-icon-btn:hover,
.app-mob-icon-btn:focus { background: rgba(0,0,0,.07); color: #24292f; outline: none; }
.app-mob-icon-btn.active {
  background: rgba(37,99,235,.12);
  color: #1d4ed8;
}
.app-mob-icon-btn.active:hover,
.app-mob-icon-btn.active:focus { background: rgba(37,99,235,.18); color: #1d4ed8; }
/* Hide Bootstrap caret on avatar dropdown toggle */
.app-mob-avatar-toggle::after { display: none !important; }

/* Mobile: vertical layout — use left-border active indicator instead */
@media (max-width: 991.98px) {
  body { padding-top: 68px; }
  .app-nav > .container-fluid,
  .app-nav > .container-lg,
  .app-nav .container-fluid.container-lg { align-items: center; min-height: 68px; }
  .app-nav-brand { gap: .7rem; }
  .app-nav-logo-ic {
    width: 46px; height: 46px; border-radius: 14px;
    box-shadow: 0 3px 12px rgba(37,99,235,.38);
  }
  .app-nav-logo-ic svg { width: 24px; height: 24px; }
  .app-nav-logo-name {
    font-size: 1.25rem; font-weight: 800;
    letter-spacing: -.03em;
    background: linear-gradient(135deg, #1d4ed8, #6366f1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
  .app-nav .navbar-collapse { border-top: 1px solid #e8ecf0; padding: .5rem 0; margin-top: .25rem; }
  .app-nav-link {
    width: 100%;
    padding: .6rem .75rem;
    height: auto;
    border-bottom: none !important;
    border-top: none !important;
    border-left: 3px solid transparent;
    margin-bottom: 0; margin-left: 0;
    border-radius: .375rem;
    box-sizing: border-box;
  }
  .app-nav-link:hover { background: rgba(0,0,0,.05); }
  .app-nav-link-active {
    color: #2563eb !important;
    background: rgba(37,99,235,.10) !important;
    border-left-color: #2563eb !important;
  }
  .app-nav .navbar-nav { align-items: flex-start; width: 100%; }
  .app-nav .nav-item   { display: block; width: 100%; }
}

/* ── Cards ───────────────────────────────────────────────────────────────────── */
.card {
  border: 1px solid var(--c-border) !important;
  border-radius: var(--radius) !important;
  box-shadow: var(--shadow-sm) !important;
  background: var(--c-surface);
}
.card-header {
  background: var(--c-surface) !important;
  border-bottom: 1px solid var(--c-border) !important;
  font-size: .8125rem;
  font-weight: 600;
  padding: .875rem 1.25rem !important;
  letter-spacing: .01em;
}
.card-body { padding: 1.25rem; }
.card-footer {
  background: #fafbfc !important;
  border-top: 1px solid var(--c-border) !important;
}

/* ── Summary cards ───────────────────────────────────────────────────────────── */
.card-stat {
  border: none !important;
  border-radius: var(--radius) !important;
  overflow: hidden;
  position: relative;
}
.card-stat::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.12) 0%, transparent 60%);
  pointer-events: none;
}
.card-stat .stat-icon {
  font-size: 2rem;
  opacity: .18;
  position: absolute;
  right: 1rem;
  bottom: .5rem;
  line-height: 1;
}
.card-stat .stat-label {
  font-size: .6875rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  opacity: .7;
}
.card-stat .stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.02em;
}
.card-stat .stat-sub {
  font-size: .75rem;
  opacity: .65;
  margin-top: .2rem;
}

/* ── Tables ──────────────────────────────────────────────────────────────────── */
.table { font-size: .8125rem; color: var(--c-text); margin: 0; }
.table thead th {
  font-size: .6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .055em;
  color: var(--c-muted);
  background: #f8fafc !important;
  border-bottom: 1px solid var(--c-border) !important;
  padding: .625rem 1rem;
  white-space: nowrap;
}
.table td {
  padding: .7rem 1rem;
  border-color: var(--c-border) !important;
  vertical-align: middle;
}
.table-hover tbody tr { transition: background .1s; }
.table-hover tbody tr:hover { background: #f8fafc !important; }
.table tfoot td {
  background: #f8fafc;
  border-top: 2px solid var(--c-border) !important;
  font-size: .8125rem;
  padding: .6rem 1rem;
}

/* ── Buttons ─────────────────────────────────────────────────────────────────── */
.btn {
  font-weight: 500;
  font-size: .8125rem;
  border-radius: var(--radius-sm);
  transition: all .15s ease;
  letter-spacing: .01em;
}
.btn-primary {
  background: var(--c-primary);
  border-color: var(--c-primary);
  box-shadow: 0 1px 3px rgba(37,99,235,.25);
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--c-primary-dark);
  border-color: var(--c-primary-dark);
  box-shadow: 0 4px 10px rgba(37,99,235,.3);
  transform: translateY(-1px);
}
.btn-outline-primary { border-color: var(--c-primary); color: var(--c-primary); }
.btn-outline-primary:hover { background: var(--c-primary); color: #fff; transform: translateY(-1px); }
.btn-outline-secondary { border-color: var(--c-border); color: var(--c-muted); }
.btn-outline-secondary:hover { background: var(--c-bg); color: var(--c-text); border-color: #cbd5e1; }
.btn-outline-danger:hover { transform: translateY(-1px); }
.btn-sm { font-size: .75rem; padding: .3rem .65rem; border-radius: var(--radius-xs); }
.btn-lg { padding: .65rem 1.5rem; font-size: .9375rem; }
.btn-group .btn { transform: none !important; }
.btn-group .btn:hover { background-color: var(--bs-btn-hover-bg); }

/* ── Badges ──────────────────────────────────────────────────────────────────── */
.badge {
  font-weight: 500;
  font-size: .6875rem;
  border-radius: var(--radius-xs);
  padding: .3em .6em;
  letter-spacing: .01em;
}
.badge-paid    { background: #dcfce7; color: #166534; }
.badge-unpaid  { background: #fef9c3; color: #854d0e; }
.badge-overdue { background: #fee2e2; color: #991b1b; }

/* ── Forms ───────────────────────────────────────────────────────────────────── */
.form-control, .form-select {
  border-color: var(--c-border);
  border-radius: var(--radius-sm);
  font-size: .875rem;
  color: var(--c-text);
  transition: border-color .15s, box-shadow .15s;
  background-color: var(--c-surface);
}
.form-control:focus, .form-select:focus {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px var(--c-primary-glow);
}
.form-label {
  font-size: .8125rem;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: .375rem;
}
.form-text { font-size: .75rem; color: var(--c-muted); }

/* ── Alerts ──────────────────────────────────────────────────────────────────── */
.alert {
  border: none;
  border-radius: var(--radius-sm);
  font-size: .8125rem;
  font-weight: 500;
  padding: .75rem 1rem;
}
.alert-success { background: #f0fdf4; color: #166534; }
.alert-danger  { background: #fef2f2; color: #991b1b; }
.alert-warning { background: #fffbeb; color: #92400e; }
.alert-info    { background: #eff6ff; color: #1e40af; }

/* ── Progress ────────────────────────────────────────────────────────────────── */
.progress { border-radius: 1rem; background: #e2e8f0; }

/* ── Pagination ──────────────────────────────────────────────────────────────── */
.page-link {
  border-radius: var(--radius-xs) !important;
  border-color: var(--c-border);
  color: var(--c-text);
  font-size: .8125rem;
  margin: 0 .125rem;
  padding: .35rem .65rem;
}
.page-item.active .page-link { background: var(--c-primary); border-color: var(--c-primary); }
.page-link:hover { background: var(--c-bg); color: var(--c-primary); }

/* ── Auth page ───────────────────────────────────────────────────────────────── */
.auth-headline {
  font-size: clamp(1.9rem, 5vw, 2.6rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.03em;
  color: #0f172a;
}
body.auth-page { background: #eef2ff; }
body.auth-page .card {
  border: 1px solid rgba(0,0,0,.07) !important;
  box-shadow: 0 8px 32px rgba(0,0,0,.09) !important;
}

/* ── Page header ─────────────────────────────────────────────────────────────── */
.page-heading {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--c-text);
}
.page-heading i { color: var(--c-primary); }

/* ── Table row highlights ────────────────────────────────────────────────────── */
.table-danger-light  { background: rgba(220,53,69,.05) !important; }
.table-warning-light { background: rgba(245,158,11,.06) !important; }

/* ── Attachment preview ──────────────────────────────────────────────────────── */
.attachment-preview img {
  max-width: 100%;
  max-height: 400px;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

/* ── Receipt scan line ───────────────────────────────────────────────────────── */
@keyframes scanLine {
  0%   { top: 0%;  opacity: .9; }
  48%  { opacity: .9; }
  50%  { top: 97%; opacity: .6; }
  52%  { opacity: .9; }
  100% { top: 0%;  opacity: .9; }
}
#scan-line { animation: scanLine 1.8s ease-in-out infinite; }

/* ── Mobile line-item cards ──────────────────────────────────────────────────── */
#items-mobile .border { transition: background .2s, border-color .2s; }
#items-mobile .border:has(.item-amount:focus),
#items-mobile .border:has(.item-desc:focus) {
  border-color: var(--c-primary) !important;
  box-shadow: 0 0 0 3px var(--c-primary-glow);
}

/* ── Modals ──────────────────────────────────────────────────────────────────── */
.modal-content {
  border: 1px solid var(--c-border) !important;
  border-radius: var(--radius) !important;
  box-shadow: var(--shadow-lg) !important;
}
.modal-header {
  border-bottom: 1px solid var(--c-border);
  padding: 1rem 1.25rem;
}
.modal-footer {
  border-top: 1px solid var(--c-border);
  padding: .875rem 1.25rem;
}

/* ── Misc ────────────────────────────────────────────────────────────────────── */
.table a.fw-semibold:hover { text-decoration: underline !important; }
.card-summary { min-height: 100px; }
.text-primary { color: var(--c-primary) !important; }
a { color: var(--c-primary); }
a:hover { color: var(--c-primary-dark); }
hr { border-color: var(--c-border); opacity: 1; }
.dropdown-menu { font-size: .8125rem; }
.form-check-input:checked { background-color: var(--c-primary); border-color: var(--c-primary); }
.form-check-input:focus { box-shadow: 0 0 0 3px var(--c-primary-glow); }

/* ── Global overflow guard ───────────────────────────────────────────────────── */
/* Replaced elements (img, video, canvas, svg) should never overflow their box */
img, video, canvas, svg { max-width: 100%; }

/* ── Scrollbar ───────────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

/* ── Page hero (inner-page top banner) ──────────────────────────────────────── */
.page-hero {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 1.125rem 1.5rem;
  margin-bottom: 1.5rem;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.page-hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
  background: var(--c-gradient);
}
.page-hero::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 200px; height: 100%;
  background: radial-gradient(ellipse at right center, rgba(99,102,241,.06) 0%, transparent 70%);
  pointer-events: none;
}
.page-hero-title {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -.03em;
  color: var(--c-text);
  line-height: 1.2;
  margin: 0;
}
.page-hero-sub {
  font-size: .8rem;
  color: var(--c-muted);
  margin-top: .2rem;
}
.page-hero-icon {
  width: 42px; height: 42px;
  border-radius: var(--radius-sm);
  background: var(--c-gradient);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 1.125rem; flex-shrink: 0;
  box-shadow: 0 3px 10px rgba(37,99,235,.3);
}

/* ── Text gradient ───────────────────────────────────────────────────────────── */
.text-gradient {
  background: var(--c-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Card lift on hover ──────────────────────────────────────────────────────── */
.card-lift { transition: transform .2s ease, box-shadow .2s ease; }
.card-lift:hover { transform: translateY(-3px); box-shadow: var(--shadow-md) !important; }

/* ── Icon circle (gradient pill for icons) ───────────────────────────────────── */
.icon-circle {
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  background: var(--c-gradient);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 1.1rem; flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(37,99,235,.28);
}
.icon-circle-sm  { width: 32px; height: 32px; border-radius: var(--radius-xs); font-size: .875rem; }
.icon-circle-success { background: linear-gradient(135deg,#059669,#047857); box-shadow: 0 2px 8px rgba(5,150,105,.28); }
.icon-circle-warning { background: linear-gradient(135deg,#d97706,#b45309); box-shadow: 0 2px 8px rgba(217,119,6,.28); }
.icon-circle-danger  { background: linear-gradient(135deg,#dc2626,#b91c1c); box-shadow: 0 2px 8px rgba(220,38,38,.28); }
.icon-circle-info    { background: linear-gradient(135deg,#0891b2,#0e7490); box-shadow: 0 2px 8px rgba(8,145,178,.28); }
.icon-circle-accent  { background: linear-gradient(135deg,#6366f1,#4f46e5); box-shadow: 0 2px 8px rgba(99,102,241,.28); }

/* ── Balance pill (group cards) ──────────────────────────────────────────────── */
.balance-pill {
  display: inline-flex; align-items: center; gap: .3rem;
  border-radius: 2rem; padding: .3rem .75rem;
  font-size: .75rem; font-weight: 600; line-height: 1.4;
}
.balance-pill-owed { background: rgba(5,150,105,.1);  color: #065f46; border: 1px solid rgba(5,150,105,.2); }
.balance-pill-owes { background: rgba(220,38,38,.08); color: #991b1b; border: 1px solid rgba(220,38,38,.15); }

/* ── Empty state ─────────────────────────────────────────────────────────────── */
.empty-state { padding: 3.5rem 1.5rem; text-align: center; }
.empty-state-icon {
  width: 68px; height: 68px; border-radius: 50%;
  background: linear-gradient(135deg,rgba(37,99,235,.1),rgba(99,102,241,.1));
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1.125rem; font-size: 1.875rem; color: var(--c-primary);
}
.empty-state-title { font-size: .9375rem; font-weight: 700; color: var(--c-text); margin-bottom: .4rem; }
.empty-state-text  { font-size: .8125rem; color: var(--c-muted); margin-bottom: 1.5rem; max-width: 300px; margin-left: auto; margin-right: auto; }

/* ── Group card ──────────────────────────────────────────────────────────────── */
.group-card {
  transition: transform .2s ease, box-shadow .2s ease;
  border-top: 3px solid transparent !important;
  border-image: linear-gradient(135deg,#2563eb,#6366f1) 1 !important;
}
.group-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md) !important; }

/* ── Stat card hover lift + color pop ───────────────────────────────────────── */
.card-stat { transition: transform .18s ease, box-shadow .18s ease, filter .18s ease; cursor: default; }
.card-stat:hover {
  transform: translateY(-4px) scale(1.015);
  box-shadow: 0 14px 36px rgba(0,0,0,.25) !important;
  filter: brightness(1.12) saturate(1.25);
}
.card-stat::after {
  transition: background .18s ease;
}
.card-stat:hover::after {
  background: linear-gradient(135deg, rgba(255,255,255,.28) 0%, transparent 55%);
}

/* ── Stat card — compact single-row on mobile ────────────────────────────────── */
@media (max-width: 767.98px) {
  .card-stat .card-body {
    display: flex !important;
    align-items: center;
    padding: .6rem .9rem !important;
    gap: .7rem;
  }
  .card-stat .stat-icon {
    position: static !important;
    font-size: 1.45rem !important;
    opacity: .6 !important;
    flex-shrink: 0;
    line-height: 1;
  }
  .card-stat .stat-content {
    flex: 1;
    min-width: 0;
  }
  .card-stat .stat-label {
    font-size: .57rem;
    margin-bottom: .05rem;
  }
  .card-stat .stat-value {
    font-size: 1rem !important;
    line-height: 1.2;
    letter-spacing: -.01em;
  }
  .card-stat .stat-sub {
    font-size: .65rem;
    margin-top: .1rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  /* Hide progress bar and tick labels on mobile to keep row compact */
  .stat-mobile-hide { display: none !important; }

  /* Combined Budget+Balance card — keep column layout, no stretch gap */
  .card-stat .card-body.flex-column {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: .15rem !important;
    padding: .65rem .9rem !important;
  }
  .card-stat .card-body.flex-column .stat-icon { display: none !important; }
  .card-stat .card-body.flex-column .stat-content { flex: none !important; }
}

/* ── Period selector round pills ─────────────────────────────────────────────── */
.period-bar .btn-group .btn {
  border-radius: 2rem !important;
  margin: 0 1px; border: 1px solid var(--c-border) !important;
}
.period-bar .btn-group .btn.btn-primary { border-color: var(--c-primary) !important; box-shadow: 0 2px 6px rgba(37,99,235,.25); }

/* ── Activity Feed ────────────────────────────────────────────────────────────── */

/* Card wrapper */
.feed-card-link:hover .feed-card {
  box-shadow: var(--shadow-md) !important;
  transform: translateY(-1px);
}
.feed-card {
  border-radius: var(--radius) !important;
  transition: box-shadow .15s ease, transform .15s ease;
  overflow: hidden;
}
.feed-card-unread {
  border-left: 3px solid var(--c-primary) !important;
  background: #f0f4ff;
}

/* Card header row */
.feed-card-header {
  border-bottom: 1px solid var(--c-border);
  background: transparent;
}

/* Initials avatar circle */
.feed-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--c-gradient);
  color: #fff;
  font-weight: 700;
  font-size: .78rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* Member name */
.feed-member-name { color: var(--c-text-dark); }

/* Group name pill */
.feed-group-pill {
  display: inline-block;
  background: rgba(37,99,235,.1);
  color: var(--c-primary);
  font-size: .68rem;
  font-weight: 600;
  border-radius: var(--radius-xs);
  padding: .15em .5em;
}
.feed-group-pill:hover { background: rgba(37,99,235,.18); color: var(--c-primary-dark); }

/* Timestamp */
.feed-timestamp {
  font-size: .68rem;
  color: var(--c-text-muted);
}

/* Unread blue dot */
.feed-unread-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-primary);
  display: inline-block;
}

/* Bill image thumbnail */
.feed-thumb {
  width: 64px;
  height: 64px;
  object-fit: cover;
  flex-shrink: 0;
}
.feed-thumb-placeholder {
  width: 64px;
  height: 64px;
  flex-shrink: 0;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-muted);
}

/* Amount badge (blue tint) */
.feed-amount-badge {
  display: inline-block;
  background: rgba(37,99,235,.12);
  color: var(--c-primary);
  font-weight: 700;
  font-size: .78rem;
  border-radius: var(--radius-xs);
  padding: .2em .55em;
}

/* Category badge (indigo tint) */
.feed-category-badge {
  display: inline-block;
  background: rgba(99,102,241,.1);
  color: var(--c-accent-dark);
  font-size: .7rem;
  border-radius: var(--radius-xs);
  padding: .15em .45em;
}

/* Generic meta badges */
.feed-meta-badge {
  display: inline-block;
  background: rgba(100,116,139,.12);
  color: #475569;
  font-size: .68rem;
  font-weight: 600;
  border-radius: var(--radius-xs);
  padding: .15em .45em;
}
.feed-meta-badge-success {
  background: rgba(5,150,105,.12);
  color: var(--c-success-dark);
}
.feed-meta-badge-danger {
  background: rgba(220,38,38,.1);
  color: var(--c-danger-dark);
}
.feed-meta-badge-pending {
  background: rgba(217,119,6,.1);
  color: var(--c-warning-dark);
}

/* Status icon */
.feed-status-icon { font-size: 1.15rem; vertical-align: middle; }

/* Settlement icon circle */
.feed-settlement-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(5,150,105,.12);
  color: var(--c-success-dark);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: .85rem;
}

/* Member joined icon circle */
.feed-join-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(8,145,178,.1);
  color: var(--c-info-dark);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: .85rem;
}

/* Mobile: shrink thumbnails */
@media (max-width: 575px) {
  .feed-thumb,
  .feed-thumb-placeholder {
    width: 48px;
    height: 48px;
  }
}

/* ── Participant split chips ─────────────────────────────────────────────────── */
.feed-participant-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--c-bg-alt, #f1f5f9);
  border: 1px solid var(--c-border, #e2e8f0);
  border-radius: 20px;
  padding: 2px 8px 2px 4px;
  font-size: .72rem;
  color: var(--c-text-muted, #64748b);
  white-space: nowrap;
}
.feed-participant-payer {
  background: rgba(37,99,235,.08);
  border-color: rgba(37,99,235,.25);
  color: #1e40af;
}
.feed-participant-avatar {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--c-border, #cbd5e1);
  color: #475569;
  font-size: .6rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.feed-participant-payer .feed-participant-avatar {
  background: #2563eb;
  color: #fff;
}
.feed-participant-name {
  font-weight: 500;
  max-width: 80px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.feed-participant-amount {
  font-weight: 600;
  color: #334155;
}
.feed-participant-payer .feed-participant-amount {
  color: #1e40af;
}
.feed-participant-paid-icon {
  font-size: .75rem;
  color: #2563eb;
}

/* ── Share Dashboard modal ──────────────────────────────────────────────────── */

/* People input box (chips + text input) */
.share-people-box {
  display: flex; flex-wrap: wrap; align-items: center; gap: 4px;
  border: 1.5px solid #d1d5db; border-radius: 8px;
  padding: 6px 10px; min-height: 42px; cursor: text;
  background: #fff; transition: border-color .15s;
}
.share-people-box:focus-within { border-color: #2563eb; box-shadow: 0 0 0 3px rgba(37,99,235,.12); }
.share-people-input {
  flex: 1; border: none; outline: none; background: transparent;
  font-size: .875rem; min-width: 140px; padding: 0;
}

/* Chips (pending/staged users) */
.share-chip {
  display: inline-flex; align-items: center; gap: 4px;
  background: #eff6ff; border: 1px solid #bfdbfe;
  border-radius: 20px; padding: 2px 8px 2px 4px;
  font-size: .8rem; color: #1e40af;
}
.share-chip-remove {
  border: none; background: none; color: #60a5fa; cursor: pointer;
  font-size: .9rem; line-height: 1; padding: 0; margin-left: 2px;
}
.share-chip-remove:hover { color: #dc2626; }

/* Suggestions dropdown */
.share-suggestions {
  position: absolute; z-index: 1060;
  background: #fff; border: 1px solid #e5e7eb; border-radius: 10px;
  width: 420px; max-width: calc(100vw - 40px);
  max-height: 220px; overflow-y: auto;
  margin-top: 4px;
}
.share-suggestion-row {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 14px; cursor: pointer; transition: background .12s;
}
.share-suggestion-row:hover { background: #f0f7ff; }

/* Shared-with list */
.share-person-row {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 0; border-bottom: 1px solid #f1f5f9;
}
.share-person-row:last-child { border-bottom: none; }
.share-person-avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: #dbeafe; color: #1e40af;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: .75rem; font-weight: 700; flex-shrink: 0;
}
.share-person-name { font-size: .875rem; font-weight: 500; }

/* ── iOS input auto-zoom fix ──────────────────────────────────────────────────
   iOS Safari/Chrome zooms the viewport when focusing an input with font-size
   below 16px, causing horizontal scroll. Locking all inputs to 16px prevents
   this without affecting desktop appearance (Bootstrap already uses 16px). */
@media (max-width: 767px) {
  input, textarea, select { font-size: 16px !important; }
}