/* AIWI Water Billing - green theme */
:root {
  --aiwi-green-900: #0b3d2e;
  --aiwi-green-800: #0e4d3a;
  --aiwi-green-600: #16865f;
  --aiwi-green-500: #1fa67a;
  --aiwi-green-100: #e3f2eb;
  --aiwi-water: #2b8fc4;
  --aiwi-bg: #f3f7f5;
  --aiwi-ink: #1d2b26;
  --aiwi-muted: #5f7069;
  --aiwi-line: #dde8e2;
  --bs-primary: #16865f;
  --bs-primary-rgb: 22,134,95;
  --bs-link-color: #16865f;
  --bs-link-hover-color: #0e4d3a;
  --bs-body-font-family: "Figtree", system-ui, -apple-system, "Segoe UI", sans-serif;
  --bs-body-color: var(--aiwi-ink);
}
body { background: var(--aiwi-bg); font-size: .925rem; }
a { text-decoration: none; }

.btn-primary { --bs-btn-bg: var(--aiwi-green-600); --bs-btn-border-color: var(--aiwi-green-600);
  --bs-btn-hover-bg: var(--aiwi-green-800); --bs-btn-hover-border-color: var(--aiwi-green-800);
  --bs-btn-active-bg: var(--aiwi-green-900); --bs-btn-active-border-color: var(--aiwi-green-900); }
.btn-outline-primary { --bs-btn-color: var(--aiwi-green-600); --bs-btn-border-color: var(--aiwi-green-600);
  --bs-btn-hover-bg: var(--aiwi-green-600); --bs-btn-hover-border-color: var(--aiwi-green-600);
  --bs-btn-active-bg: var(--aiwi-green-800); }
.form-control:focus, .form-select:focus { border-color: var(--aiwi-green-500); box-shadow: 0 0 0 .2rem rgba(31,166,122,.2); }
.page-item.active .page-link { background: var(--aiwi-green-600); border-color: var(--aiwi-green-600); }
.page-link { color: var(--aiwi-green-600); }

/* Sidebar */
.sidebar { width: 248px; background: var(--aiwi-green-800); color: #cfe6dc; position: fixed; inset: 0 auto 0 0;
  display: flex; flex-direction: column; z-index: 1040; }
.sidebar .brand { padding: 1.1rem 1.25rem; display: flex; gap: .7rem; align-items: center; border-bottom: 1px solid rgba(255,255,255,.08); }
.brand-mark { width: 38px; height: 38px; border-radius: 50% 50% 50% 8px; background: var(--aiwi-green-500);
  display: grid; place-items: center; color: #fff; font-size: 1.2rem; flex-shrink: 0; }
.brand-name { color: #fff; font-weight: 800; font-size: 1.15rem; line-height: 1.1; }
.brand-sub { font-size: .72rem; color: #9cc7b5; }
.sidebar nav { padding: .75rem .6rem; overflow-y: auto; flex: 1; }
.sidebar .nav-group { font-size: .72rem; color: #86b3a0; margin: 1rem .75rem .35rem; }
.sidebar .nav-link { color: #cfe6dc; border-radius: 8px; padding: .5rem .75rem; display: flex; gap: .65rem; align-items: center; }
.sidebar .nav-link:hover { background: rgba(255,255,255,.07); color: #fff; }
.sidebar .nav-link.active { background: var(--aiwi-green-500); color: #fff; font-weight: 600; }
.sidebar .nav-link i { font-size: 1.05rem; }
.sidebar .user-box { padding: .9rem 1.25rem; border-top: 1px solid rgba(255,255,255,.08); font-size: .82rem; }

.main { margin-left: 248px; min-height: 100vh; }
.topbar { background: #fff; border-bottom: 1px solid var(--aiwi-line); padding: .8rem 1.5rem;
  display: flex; align-items: center; gap: 1rem; position: sticky; top: 0; z-index: 1030; }
.topbar h1 { font-size: 1.2rem; font-weight: 700; margin: 0; }
.content { padding: 1.5rem; }

@media (max-width: 991.98px) {
  .sidebar { transform: translateX(-100%); transition: transform .2s ease; }
  .sidebar.show { transform: none; }
  .main { margin-left: 0; }
}

/* Cards and tables */
.card { border: 1px solid var(--aiwi-line); border-radius: 12px; box-shadow: none; }
.card-header { background: #fff; border-bottom: 1px solid var(--aiwi-line); font-weight: 600; padding: .85rem 1.1rem; }
.table { --bs-table-hover-bg: #f1f8f4; margin-bottom: 0; }
.table thead th { background: var(--aiwi-green-100); color: var(--aiwi-green-900); font-weight: 600; font-size: .8rem;
  border-bottom: 0; white-space: nowrap; }
.table td { vertical-align: middle; }
.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.units { color: var(--aiwi-water); font-weight: 600; }

.stat { padding: 1.1rem 1.2rem; }
.stat .label { color: var(--aiwi-muted); font-size: .82rem; }
.stat .value { font-size: 1.45rem; font-weight: 800; margin-top: .15rem; font-variant-numeric: tabular-nums; }
.stat .hint { font-size: .78rem; color: var(--aiwi-muted); }
.stat-primary { background: var(--aiwi-green-800); border-color: var(--aiwi-green-800); color: #fff; }
.stat-primary .label, .stat-primary .hint { color: #b9dccd; }

.badge-soft-success { background: #dcf3e8; color: #0f6b4a; }
.badge-soft-warning { background: #fff1d6; color: #8a5a00; }
.badge-soft-danger { background: #fde2e2; color: #a12a2a; }
.badge-soft-secondary { background: #e9eeec; color: #4b5a54; }

.filter-bar { background: #fff; border: 1px solid var(--aiwi-line); border-radius: 12px; padding: .8rem; margin-bottom: 1rem; }
.detail-list dt { color: var(--aiwi-muted); font-weight: 500; font-size: .82rem; }
.detail-list dd { margin-bottom: .7rem; }
.reading-input { max-width: 130px; }

/* Login */
.login-wrap { min-height: 100vh; display: grid; grid-template-columns: 1.1fr 1fr; }
.login-side { background: var(--aiwi-green-800); color: #fff; padding: 3rem; display: flex; flex-direction: column;
  justify-content: space-between; position: relative; overflow: hidden; }
.login-side h2 { font-size: 2.3rem; font-weight: 800; max-width: 14ch; line-height: 1.15; }
.login-side p { color: #b9dccd; max-width: 38ch; }
.login-side .waves { position: absolute; left: 0; right: 0; bottom: 0; width: 100%; }
.login-form { display: grid; place-items: center; padding: 2rem; background: #fff; }
.login-form form { width: 100%; max-width: 360px; }
@media (max-width: 767.98px) { .login-wrap { grid-template-columns: 1fr; } .login-side { display: none; } }

:focus-visible { outline: 2px solid var(--aiwi-green-500); outline-offset: 2px; }