:root {
  --kratos-bg: #f3f6fb;
  --kratos-surface: #ffffff;
  --kratos-surface-soft: #f8fafc;
  --kratos-text: #0f172a;
  --kratos-muted: #64748b;
  --kratos-border: #dbe3ef;
  --kratos-shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
  --kratos-accent: #111827;
  --kratos-accent-2: #334155;
  --kratos-success-bg: #ecfdf5;
  --kratos-danger-bg: #fef2f2;
}

html, body { min-height: 100%; }
body {
  margin: 0;
  background: linear-gradient(180deg, #f8fbff 0%, var(--kratos-bg) 100%);
  color: var(--kratos-text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a { text-decoration: none; }

.app-shell {
  min-height: 100vh;
}

.app-sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: 288px;
  padding: 1.25rem;
  background: linear-gradient(180deg, #111827 0%, #0f172a 100%);
  color: rgba(255,255,255,.88);
  flex-direction: column;
  gap: 1rem;
  border-right: 1px solid rgba(255,255,255,.08);
  z-index: 1040;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .85rem;
  border-radius: 1.25rem;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.08);
}

.brand-mark {
  width: 3rem;
  height: 3rem;
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, rgba(255,255,255,.22), rgba(255,255,255,.08));
  color: #fff;
  font-weight: 800;
  font-size: 1.2rem;
  flex: 0 0 auto;
  overflow: hidden;
}

.brand-logo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-title { font-size: 1.15rem; font-weight: 700; color: #fff; }
.brand-subtitle { font-size: .8rem; color: rgba(255,255,255,.68); }
.sidebar-section-label {
  margin-top: .5rem;
  padding: 0 .65rem;
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: rgba(255,255,255,.45);
}

.sidebar-nav .nav-link,
.mobile-nav .nav-link {
  display: flex;
  align-items: center;
  gap: .8rem;
  border-radius: .95rem;
  padding: .82rem .95rem;
  color: inherit;
  transition: .18s ease;
}
.sidebar-nav .nav-link i,
.mobile-nav .nav-link i { font-size: 1.05rem; }
.sidebar-nav .nav-link:hover,
.mobile-nav .nav-link:hover { background: rgba(255,255,255,.08); color: #fff; }
.sidebar-nav .nav-link.active,
.mobile-nav .nav-link.active { background: rgba(255,255,255,.14); color: #fff; box-shadow: inset 0 0 0 1px rgba(255,255,255,.08); }

.sidebar-footer {
  display: flex;
  flex-direction: column;
  gap: .9rem;
}
.user-chip {
  display: flex;
  gap: .85rem;
  align-items: center;
  border-radius: 1rem;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.08);
  padding: .85rem;
}
.user-chip-icon { font-size: 1.55rem; color: rgba(255,255,255,.9); }
.user-chip-name { color: #fff; font-weight: 600; }
.user-chip-meta { color: rgba(255,255,255,.55); font-size: .78rem; }
.btn-sidebar-logout {
  border-radius: .9rem;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
  color: #fff;
  padding: .8rem 1rem;
}
.btn-sidebar-logout:hover { background: rgba(255,255,255,.1); color: #fff; }

.app-main {
  min-height: 100vh;
}

.topbar {
  background: rgba(243, 246, 251, .85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(148, 163, 184, .16);
  z-index: 1020;
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.2rem;
}
.eyebrow {
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--kratos-muted);
  margin-bottom: .18rem;
}
.page-title { font-size: clamp(1.35rem, 2vw, 1.9rem); font-weight: 750; }
.page-subtitle { margin-top: .2rem; color: var(--kratos-muted); font-size: .95rem; }
.club-badge {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding: .8rem 1rem;
  border-radius: 1rem;
  background: rgba(255,255,255,.86);
  border: 1px solid rgba(148,163,184,.18);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
  color: var(--kratos-accent-2);
}
.btn-topbar {
  border-radius: .9rem;
  background: #fff;
  border: 1px solid rgba(148,163,184,.18);
  color: var(--kratos-accent);
  width: 2.85rem;
  height: 2.85rem;
}
.page-content { padding: 1.4rem 1rem 5.75rem; }

@media (min-width: 992px) {
  .app-main { margin-left: 288px; }
  .page-content { padding: 1.6rem 1.4rem 2rem; }
}

.card, .panel-card {
  border: 1px solid rgba(148,163,184,.18);
  border-radius: 1.35rem;
  background: rgba(255,255,255,.88);
  box-shadow: var(--kratos-shadow);
}
.card { overflow: hidden; }
.card-header-plain {
  padding: 1.1rem 1.25rem 0;
}
.card-body-soft { padding: 1.1rem 1.25rem 1.25rem; }
.metric-card {
  position: relative;
  padding: 1.2rem;
  min-height: 100%;
}
.metric-card .metric-label { color: var(--kratos-muted); font-size: .9rem; margin-bottom: .45rem; }
.metric-card .metric-value { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 750; line-height: 1.1; }
.metric-card .metric-trend { margin-top: .7rem; color: var(--kratos-muted); font-size: .84rem; }
.metric-icon {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 2.8rem;
  height: 2.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: .9rem;
  background: #eef2ff;
  color: #3730a3;
}
.metric-card.success .metric-icon { background: #ecfdf5; color: #047857; }
.metric-card.danger .metric-icon { background: #fef2f2; color: #b91c1c; }
.metric-card.warning .metric-icon { background: #fff7ed; color: #c2410c; }
.metric-card.dark .metric-icon { background: #e2e8f0; color: #0f172a; }

.section-card { padding: 1.2rem; }
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}
.section-title { font-size: 1.05rem; font-weight: 700; margin: 0; }
.section-subtitle { color: var(--kratos-muted); font-size: .9rem; margin: .2rem 0 0; }

.table-responsive {
  border-radius: 1rem;
  border: 1px solid rgba(148,163,184,.14);
  background: #fff;
}
.table {
  margin-bottom: 0;
  --bs-table-bg: transparent;
}
.table > :not(caption) > * > * {
  padding: .9rem .95rem;
  border-bottom-color: rgba(148,163,184,.14);
  vertical-align: middle;
}
.table thead th {
  color: var(--kratos-muted);
  font-size: .77rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  font-weight: 700;
}
.table tbody tr:hover { background: #f8fafc; }

.form-control, .form-select, .form-check-input {
  border-radius: .95rem;
  border-color: rgba(148,163,184,.28);
  min-height: 2.85rem;
}
textarea.form-control { min-height: 6.5rem; }
.form-control:focus, .form-select:focus, .form-check-input:focus {
  border-color: #94a3b8;
  box-shadow: 0 0 0 .25rem rgba(51,65,85,.09);
}
.form-label { font-size: .9rem; font-weight: 600; color: #334155; margin-bottom: .45rem; }
.input-group-text {
  border-radius: .95rem;
  border-color: rgba(148,163,184,.28);
  background: #f8fafc;
}
.btn {
  border-radius: .95rem;
  padding: .72rem 1rem;
  font-weight: 600;
}
.btn-primary {
  background: linear-gradient(135deg, #111827, #334155);
  border-color: #111827;
}
.btn-primary:hover { background: #0f172a; border-color: #0f172a; }
.btn-outline-primary {
  border-color: #cbd5e1;
  color: #0f172a;
}
.btn-outline-primary:hover { background: #111827; border-color: #111827; color: #fff; }

.kratos-alert {
  border: 1px solid rgba(148,163,184,.18);
  border-radius: 1rem;
  box-shadow: 0 10px 30px rgba(15,23,42,.05);
}
.page-hero {
  margin-bottom: 1rem;
  padding: 1.2rem 1.25rem;
  border-radius: 1.35rem;
  background: linear-gradient(145deg, #111827, #1f2937);
  color: white;
  box-shadow: var(--kratos-shadow);
}
.page-hero .hero-title { margin: 0 0 .25rem; font-size: 1.2rem; font-weight: 700; }
.page-hero .hero-text { color: rgba(255,255,255,.8); margin: 0; }
.quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}
.quick-action {
  flex: 1 1 220px;
  display: flex;
  align-items: center;
  gap: .85rem;
  padding: 1rem;
  border-radius: 1rem;
  border: 1px solid rgba(148,163,184,.18);
  background: #fff;
  color: var(--kratos-text);
}
.quick-action-icon {
  width: 2.8rem;
  height: 2.8rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: .85rem;
  background: #eef2ff;
  color: #3730a3;
}
.status-pill, .soft-badge {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .38rem .65rem;
  border-radius: 999px;
  font-size: .77rem;
  font-weight: 700;
}
.status-open, .soft-badge.neutral { background: #eff6ff; color: #1d4ed8; }
.status-approved, .soft-badge.success { background: #ecfdf5; color: #047857; }
.status-pending, .soft-badge.warning { background: #fff7ed; color: #c2410c; }
.status-cancelled, .soft-badge.danger { background: #fef2f2; color: #b91c1c; }
.status-draft { background: #f1f5f9; color: #475569; }
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  align-items: end;
  margin-bottom: 1rem;
}
.filter-bar .filter-item { flex: 1 1 180px; }
.empty-state {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--kratos-muted);
}
.list-clean { list-style: none; padding: 0; margin: 0; }
.list-clean li + li { margin-top: .75rem; }
.info-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: .8rem 0;
  border-bottom: 1px dashed rgba(148,163,184,.22);
}
.info-row:last-child { border-bottom: 0; }
.info-row-label { color: var(--kratos-muted); }
.mobile-bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1035;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: .35rem;
  padding: .55rem .7rem max(.55rem, env(safe-area-inset-bottom));
  background: rgba(255,255,255,.95);
  border-top: 1px solid rgba(148,163,184,.16);
  backdrop-filter: blur(12px);
}
.mobile-bottom-nav a {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .2rem;
  border-radius: .9rem;
  color: var(--kratos-muted);
  padding: .45rem .35rem;
  font-size: .74rem;
}
.mobile-bottom-nav a.active { background: #e2e8f0; color: #111827; font-weight: 700; }
.mobile-nav .offcanvas-header { border-bottom: 1px solid rgba(148,163,184,.16); }
.mobile-nav .offcanvas-body { background: #f8fafc; }
.mobile-nav-user {
  background: #fff;
  border: 1px solid rgba(148,163,184,.16);
  border-radius: 1rem;
  padding: 1rem;
}
.settings-logo-preview {
  width: 100%;
  min-height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 1rem;
  background: repeating-linear-gradient(45deg, #f8fafc, #f8fafc 10px, #f1f5f9 10px, #f1f5f9 20px);
  border: 1px dashed rgba(148,163,184,.3);
}
.settings-logo-preview img { max-width: 100%; max-height: 160px; object-fit: contain; }
@media (max-width: 991.98px) {
  .topbar-inner { padding: .9rem 1rem; }
  .page-content { padding: 1rem 1rem 5.8rem; }
  .section-card, .metric-card { padding: 1rem; }
}