:root {
  --ruk-primary: #0f766e;
  --ruk-primary-dark: #0b5e58;
  --ruk-primary-soft: #e7f7f4;
  --ruk-secondary: #0ea5a1;
  --ruk-accent: #f59e0b;
  --ruk-danger: #dc5a66;
  --ruk-ink: #173b38;
  --ruk-muted: #6b7f7c;
  --ruk-border: #d9e6e3;
  --ruk-bg: #f3f8f7;
  --ruk-card: #ffffff;
  --ruk-shadow: 0 12px 35px rgba(18, 62, 58, .08);
  --ruk-radius: 22px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.ruk-body { margin: 0; min-height: 100vh; color: var(--ruk-ink); background: radial-gradient(circle at 10% 0%, #e8f7f4 0, transparent 32%), var(--ruk-bg); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
a { color: inherit; }
.ruk-shell { min-height: 100vh; }
.ruk-sidebar { position: fixed; inset: 0 auto 0 0; z-index: 1045; width: 280px; display: flex; flex-direction: column; padding: 22px 18px; color: #fff; background: linear-gradient(165deg, #0b5e58 0%, #0f766e 55%, #0b5e58 100%); box-shadow: 20px 0 50px rgba(11, 68, 63, .14); transition: transform .24s ease; }
.ruk-brand { display: flex; align-items: center; gap: 12px; padding: 5px 6px 24px; }
.ruk-brand-icon { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 16px; font-size: 1.45rem; color: var(--ruk-primary); background: #fff; box-shadow: 0 8px 20px rgba(0,0,0,.12); }
.ruk-brand strong { display: block; font-size: 1.08rem; line-height: 1.2; }
.ruk-brand small { display: block; margin-top: 3px; color: rgba(255,255,255,.68); font-size: .73rem; }
.ruk-sidebar-close { margin-left: auto; color: #fff; border: 0; }
.ruk-nav { display: flex; flex-direction: column; gap: 5px; }
.ruk-nav-label { padding: 8px 13px 5px; color: rgba(255,255,255,.5); font-size: .64rem; font-weight: 800; letter-spacing: .12em; }
.ruk-nav-link { display: flex; align-items: center; gap: 12px; min-height: 48px; padding: 11px 14px; color: rgba(255,255,255,.78); text-decoration: none; border-radius: 14px; font-size: .9rem; font-weight: 650; transition: .18s ease; }
.ruk-nav-link i { width: 22px; font-size: 1.05rem; }
.ruk-nav-link:hover { color: #fff; background: rgba(255,255,255,.1); transform: translateX(2px); }
.ruk-nav-link.active { color: var(--ruk-primary-dark); background: #fff; box-shadow: 0 8px 22px rgba(0,0,0,.1); }
.ruk-sidebar-footer { margin-top: auto; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.12); }
.ruk-user-mini { display: flex; align-items: center; gap: 10px; }
.ruk-user-mini > span { width: 39px; height: 39px; display: grid; place-items: center; border-radius: 12px; color: var(--ruk-primary); background: #fff; }
.ruk-user-mini strong, .ruk-user-mini small { display: block; }
.ruk-user-mini small { margin-top: 2px; color: rgba(255,255,255,.62); font-size: .7rem; text-transform: capitalize; }
.ruk-main { min-height: 100vh; margin-left: 280px; display: flex; flex-direction: column; }
.ruk-topbar { position: sticky; top: 0; z-index: 1030; height: 82px; display: flex; align-items: center; gap: 15px; padding: 0 28px; border-bottom: 1px solid rgba(201, 221, 217, .78); background: rgba(255,255,255,.92); backdrop-filter: blur(14px); }
.ruk-icon-button, .ruk-avatar { width: 46px; height: 46px; display: inline-grid; place-items: center; border: 0; border-radius: 15px; color: var(--ruk-primary); background: var(--ruk-primary-soft); font-size: 1.3rem; }
.ruk-icon-button { display: none; }
.ruk-topbar-title h1 { margin: 0; font-size: 1.17rem; font-weight: 800; }
.ruk-topbar-title p { margin: 3px 0 0; color: var(--ruk-muted); font-size: .75rem; }
.ruk-content { width: min(100%, 1520px); flex: 1; margin-inline: auto; padding: 28px; }
.ruk-footer { display: flex; justify-content: space-between; gap: 16px; padding: 18px 28px 24px; color: #81918f; font-size: .72rem; }
.ruk-page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 18px; margin-bottom: 22px; }
.ruk-page-head h2 { margin: 0 0 6px; font-size: clamp(1.55rem, 2.5vw, 2.15rem); font-weight: 850; letter-spacing: -.035em; }
.ruk-page-head p { margin: 0; color: var(--ruk-muted); font-size: .86rem; }
.ruk-page-actions { display: flex; flex-wrap: wrap; gap: 9px; }
.ruk-btn-primary { color: #fff; border: 0; background: linear-gradient(135deg, var(--ruk-primary), var(--ruk-secondary)); box-shadow: 0 8px 20px rgba(15,118,110,.18); }
.ruk-btn-primary:hover { color: #fff; background: linear-gradient(135deg, var(--ruk-primary-dark), var(--ruk-primary)); transform: translateY(-1px); }
.btn { min-height: 42px; border-radius: 13px; font-weight: 700; }
.ruk-card { border: 1px solid var(--ruk-border); border-radius: var(--ruk-radius); background: var(--ruk-card); box-shadow: var(--ruk-shadow); }
.ruk-card-body { padding: 22px; }
.ruk-card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; margin-bottom: 18px; }
.ruk-card-head h3 { margin: 0; font-size: 1.02rem; font-weight: 800; }
.ruk-card-head p { margin: 5px 0 0; color: var(--ruk-muted); font-size: .76rem; }
.ruk-stat-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 15px; margin-bottom: 20px; }
.ruk-stat { display: flex; align-items: center; gap: 15px; min-height: 132px; padding: 20px; }
.ruk-stat-icon { width: 54px; height: 54px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 17px; color: var(--ruk-primary); background: var(--ruk-primary-soft); font-size: 1.35rem; }
.ruk-stat-value { display: block; font-size: clamp(1.45rem,2.5vw,2.05rem); font-weight: 850; line-height: 1; letter-spacing: -.04em; }
.ruk-stat-label { display: block; margin-top: 7px; color: var(--ruk-muted); font-size: .78rem; }
.ruk-stat-note { display: block; margin-top: 6px; color: var(--ruk-primary); font-size: .7rem; font-weight: 650; }
.ruk-filter-card { margin-bottom: 20px; }
.ruk-filter-grid { display: grid; grid-template-columns: repeat(6, minmax(0,1fr)); gap: 12px; align-items: end; }
.ruk-filter-grid .span-2 { grid-column: span 2; }
.form-label { margin-bottom: .42rem; color: #385b57; font-size: .76rem; font-weight: 750; }
.form-control, .form-select { min-height: 48px; border: 1px solid #ccdcda; border-radius: 13px; color: var(--ruk-ink); background-color: #fff; font-size: .88rem; }
textarea.form-control { min-height: 96px; }
.form-control:focus, .form-select:focus { border-color: #6bbab2; box-shadow: 0 0 0 .22rem rgba(15,118,110,.12); }
.form-text { color: var(--ruk-muted); font-size: .69rem; }
.ruk-chart-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; margin-bottom: 20px; }
.ruk-chart-card { min-height: 410px; }
.ruk-chart-wrap { position: relative; height: 320px; }
.ruk-table-card { overflow: hidden; }
.ruk-table-card .table-responsive { border-radius: 0 0 var(--ruk-radius) var(--ruk-radius); }
.ruk-table { margin: 0; font-size: .78rem; }
.ruk-table thead th { padding: 14px 13px; color: #4e6864; background: #f3f8f7; border-bottom: 1px solid var(--ruk-border); font-size: .68rem; font-weight: 800; letter-spacing: .02em; text-transform: uppercase; white-space: nowrap; }
.ruk-table tbody td { padding: 14px 13px; border-color: #edf3f2; vertical-align: middle; }
.ruk-table tbody tr:hover { background: #fbfdfd; }
.ruk-badge { display: inline-flex; align-items: center; gap: 5px; padding: 6px 9px; border-radius: 999px; font-size: .66rem; font-weight: 750; line-height: 1; }
.ruk-badge-primary { color: #0b655e; background: #dff5f1; }
.ruk-badge-warning { color: #8b5a08; background: #fff1c9; }
.ruk-badge-danger { color: #9e3541; background: #ffe1e5; }
.ruk-badge-muted { color: #60736f; background: #edf2f1; }
.ruk-actions { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.ruk-action { width: 36px; height: 36px; display: inline-grid; place-items: center; border-radius: 11px; border: 1px solid var(--ruk-border); color: #48645f; background: #fff; text-decoration: none; transition: .15s ease; }
.ruk-action:hover { color: var(--ruk-primary); border-color: #9acdc7; background: var(--ruk-primary-soft); }
.ruk-section-card { padding: 24px; margin-bottom: 18px; }
.ruk-section-title { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.ruk-section-icon { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 14px; color: var(--ruk-primary); background: var(--ruk-primary-soft); }
.ruk-section-title h3 { margin: 0; font-size: 1rem; font-weight: 800; }
.ruk-section-title p { margin: 4px 0 0; color: var(--ruk-muted); font-size: .73rem; }
.ruk-form-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; }
.ruk-form-grid .full { grid-column: 1 / -1; }
.ruk-month-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 9px; }
.ruk-check-tile { display: flex; align-items: center; gap: 8px; min-height: 44px; padding: 9px 11px; border: 1px solid var(--ruk-border); border-radius: 12px; background: #fff; cursor: pointer; }
.ruk-check-tile:has(input:checked) { border-color: #77bfb8; background: var(--ruk-primary-soft); }
.ruk-preview { padding: 14px 16px; border: 1px dashed #91c7c1; border-radius: 14px; color: #315c57; background: #f1faf8; font-size: .8rem; }
.ruk-budget-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 12px; }
.ruk-form-sticky { position: sticky; bottom: 14px; z-index: 20; display: flex; justify-content: flex-end; gap: 10px; padding: 12px; margin-top: 18px; border: 1px solid rgba(211,226,223,.9); border-radius: 17px; background: rgba(255,255,255,.94); backdrop-filter: blur(12px); box-shadow: 0 12px 35px rgba(15,74,68,.12); }
.ruk-detail-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 14px; }
.ruk-detail-item { padding: 15px; border: 1px solid var(--ruk-border); border-radius: 14px; background: #fbfdfd; }
.ruk-detail-item.full { grid-column: 1 / -1; }
.ruk-detail-item span { display: block; margin-bottom: 5px; color: var(--ruk-muted); font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }
.ruk-detail-item strong, .ruk-detail-item div { font-size: .84rem; line-height: 1.55; }
.ruk-insight-list { display: grid; gap: 11px; }
.ruk-insight { display: flex; gap: 12px; padding: 14px; border: 1px solid var(--ruk-border); border-radius: 15px; background: #fbfdfd; }
.ruk-insight i { width: 39px; height: 39px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 12px; color: var(--ruk-primary); background: var(--ruk-primary-soft); }
.ruk-insight strong { display: block; font-size: .82rem; }
.ruk-insight p { margin: 4px 0 0; color: var(--ruk-muted); font-size: .72rem; line-height: 1.5; }
.ruk-progress { height: 9px; overflow: hidden; border-radius: 999px; background: #eaf1ef; }
.ruk-progress > span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg,var(--ruk-primary),var(--ruk-secondary)); }
.ruk-alert { border: 0; border-radius: 15px; box-shadow: var(--ruk-shadow); }
.ruk-empty { padding: 45px 20px; text-align: center; color: var(--ruk-muted); }
.ruk-empty i { display: block; margin-bottom: 12px; font-size: 2rem; color: #9db4b0; }
.ruk-login-body { min-height: 100vh; display: grid; place-items: center; padding: 22px; background: linear-gradient(145deg,#e9f7f4 0%,#f7fbfa 52%,#dff3ef 100%); }
.ruk-login-shell { width: min(100%,940px); display: grid; grid-template-columns: 1.08fr .92fr; overflow: hidden; border: 1px solid rgba(198,220,216,.9); border-radius: 28px; background: #fff; box-shadow: 0 28px 70px rgba(15,79,73,.16); }
.ruk-login-brand { position: relative; min-height: 570px; display: flex; flex-direction: column; justify-content: flex-end; padding: 42px; color: #fff; background: linear-gradient(155deg,#0b5e58 0%,#0f766e 60%,#12a39a 100%); overflow: hidden; }
.ruk-login-brand:before, .ruk-login-brand:after { content: ""; position: absolute; border-radius: 50%; background: rgba(255,255,255,.08); }
.ruk-login-brand:before { width: 300px; height: 300px; top: -90px; right: -80px; }
.ruk-login-brand:after { width: 220px; height: 220px; bottom: -90px; left: -60px; }
.ruk-login-brand > * { position: relative; z-index: 1; }
.ruk-login-logo { width: 64px; height: 64px; display: grid; place-items: center; margin-bottom: auto; border-radius: 20px; color: var(--ruk-primary); background: #fff; font-size: 1.8rem; }
.ruk-login-brand h1 { margin: 0 0 10px; font-size: 2.3rem; font-weight: 850; letter-spacing: -.045em; }
.ruk-login-brand p { max-width: 420px; margin: 0; color: rgba(255,255,255,.74); line-height: 1.65; }
.ruk-login-form { display: flex; flex-direction: column; justify-content: center; padding: 44px; }
.ruk-login-form h2 { margin: 0 0 8px; font-weight: 850; }
.ruk-login-form > p { margin: 0 0 28px; color: var(--ruk-muted); font-size: .85rem; }
.ruk-backdrop { display: none; }
@media (max-width: 1200px) {
  .ruk-stat-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .ruk-filter-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .ruk-filter-grid .span-2 { grid-column: span 1; }
}
@media (max-width: 991.98px) {
  .ruk-sidebar { transform: translateX(-105%); }
  body.sidebar-open .ruk-sidebar { transform: translateX(0); }
  .ruk-backdrop { position: fixed; inset: 0; z-index: 1040; display: block; visibility: hidden; opacity: 0; background: rgba(11,45,42,.44); transition: .2s ease; }
  body.sidebar-open .ruk-backdrop { visibility: visible; opacity: 1; }
  body.sidebar-open { overflow: hidden; }
  .ruk-main { margin-left: 0; }
  .ruk-icon-button { display: inline-grid; }
  .ruk-chart-grid { grid-template-columns: 1fr; }
}
@media (max-width: 767.98px) {
  .ruk-topbar { height: 80px; padding: 0 18px; }
  .ruk-topbar-title h1 { font-size: 1.05rem; }
  .ruk-topbar-title p { max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .ruk-content { padding: 20px 15px; }
  .ruk-page-head { align-items: stretch; flex-direction: column; }
  .ruk-page-actions .btn { flex: 1; }
  .ruk-stat-grid { grid-template-columns: 1fr; }
  .ruk-stat { min-height: 112px; }
  .ruk-filter-grid, .ruk-form-grid, .ruk-detail-grid { grid-template-columns: 1fr; }
  .ruk-form-grid .full, .ruk-detail-item.full { grid-column: auto; }
  .ruk-month-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .ruk-budget-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .ruk-card-body, .ruk-section-card { padding: 18px; }
  .ruk-chart-card { min-height: 350px; }
  .ruk-chart-wrap { height: 270px; }
  .ruk-form-sticky { bottom: 8px; }
  .ruk-form-sticky .btn { flex: 1; }
  .ruk-login-shell { grid-template-columns: 1fr; }
  .ruk-login-brand { display: none; }
  .ruk-login-form { padding: 32px 24px; }
  .ruk-footer { padding-inline: 18px; }
}
@media (max-width: 420px) {
  .ruk-budget-grid { grid-template-columns: 1fr; }
  .ruk-month-grid { grid-template-columns: 1fr 1fr; }
  .ruk-stat { padding: 17px; }
  .ruk-page-actions { display: grid; grid-template-columns: 1fr; }
}
@media print {
  .ruk-sidebar,.ruk-topbar,.ruk-footer,.no-print,.ruk-form-sticky { display: none !important; }
  .ruk-main { margin: 0; }
  .ruk-content { width: 100%; padding: 0; }
  .ruk-card { box-shadow: none; break-inside: avoid; }
  body.ruk-body { background: #fff; }
}