:root{--ct-bg:#f5f7fb;--ct-border:#e6e9f2;--ct-text:#18212f;--ct-muted:#6b7280;}
body{background:var(--ct-bg);color:var(--ct-text);} .app-main{min-height:calc(100vh - 64px);}
.hero-card,.card-soft{border:1px solid var(--ct-border);border-radius:20px;background:#fff;box-shadow:0 10px 30px rgba(18,30,61,.05);}
.hero-section{padding:5rem 0;} .page-header{position:sticky;top:56px;z-index:100;background:rgba(245,247,251,.88);backdrop-filter:blur(10px);padding:.75rem 0 1rem;margin-bottom:1rem;}
.page-title{font-size:1.6rem;font-weight:700;margin:0;} .small-muted{color:var(--ct-muted);}
.stat-card{padding:1.15rem;border-radius:20px;border:1px solid var(--ct-border);background:#fff;height:100%;}
.stat-label{font-size:.9rem;color:var(--ct-muted);} .stat-value{font-size:1.8rem;font-weight:700;}
.table-card{border-radius:20px;overflow:hidden;border:1px solid var(--ct-border);background:#fff;} .form-card{border:1px solid var(--ct-border);border-radius:20px;background:#fff;padding:1rem;}
.auth-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1.5rem;} .auth-card{width:100%;max-width:480px;border:1px solid var(--ct-border);border-radius:24px;padding:1.5rem;background:#fff;box-shadow:0 18px 40px rgba(18,30,61,.06);}
.list-shell .table > :not(caption) > * > *{padding:.85rem .9rem;} .empty-state{padding:2rem;text-align:center;color:var(--ct-muted);}
.public-hero{padding:4rem 0;background:linear-gradient(135deg,#0f172a,#1d4ed8);color:#fff;} .public-section{padding:3rem 0;} .public-logo{max-width:160px;max-height:90px;object-fit:contain;}
.card-landing-image{aspect-ratio:16/9;object-fit:cover;width:100%;border-radius:16px;} .kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;}
.topbar-actions{display:flex;gap:.75rem;flex-wrap:wrap;} .ct-chip{display:inline-flex;align-items:center;padding:.45rem .7rem;border-radius:999px;background:#eef4ff;color:#2454b2;font-size:.85rem;font-weight:600;}
@media (max-width: 991.98px){.kpi-grid{grid-template-columns:repeat(2,1fr);}.page-header{top:56px;}} @media (max-width: 575.98px){.kpi-grid{grid-template-columns:1fr;}.hero-section{padding:3.25rem 0;}.auth-card{padding:1.1rem;}}


.filter-toolbar{display:flex;flex-wrap:wrap;gap:.75rem;align-items:end}
.quick-actions-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.quick-action-card{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1rem 1.1rem;border:1px solid var(--ct-border);border-radius:18px;background:#fff;color:inherit;text-decoration:none;box-shadow:0 10px 24px rgba(18,30,61,.04)}
.quick-action-card:hover{text-decoration:none;transform:translateY(-1px);box-shadow:0 14px 28px rgba(18,30,61,.07)}
.quick-action-label{font-weight:700}
.quick-action-meta{font-size:.88rem;color:var(--ct-muted)}
.mobile-stack{display:none}
.mobile-record-card{border:1px solid var(--ct-border);border-radius:18px;background:#fff;padding:1rem;margin:0 0 .85rem 0}
.mobile-record-card .title{font-weight:700;margin-bottom:.25rem}
.mobile-record-card .meta{font-size:.92rem;color:var(--ct-muted)}
.mobile-record-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem;margin-top:.85rem}
.mobile-record-grid .cell{background:#f8fafc;border:1px solid var(--ct-border);border-radius:14px;padding:.65rem .75rem}
.mobile-record-grid .label{font-size:.78rem;color:var(--ct-muted);display:block;margin-bottom:.18rem}
.mobile-record-actions{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:.85rem}
.sticky-mobile-actions{display:none;position:fixed;left:0;right:0;bottom:0;z-index:1030;background:rgba(255,255,255,.97);backdrop-filter:blur(12px);border-top:1px solid var(--ct-border);padding:.65rem .8rem calc(.65rem + env(safe-area-inset-bottom));box-shadow:0 -10px 30px rgba(18,30,61,.08)}
.sticky-mobile-actions .inner{display:grid;grid-template-columns:repeat(4,1fr);gap:.55rem}
.sticky-mobile-actions a{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:.12rem;min-height:54px;border:1px solid var(--ct-border);border-radius:16px;background:#fff;color:var(--ct-text);text-decoration:none;font-size:.73rem;font-weight:600;padding:.35rem}
.sticky-mobile-actions a.active{background:#eef4ff;color:#2454b2;border-color:#cfe0ff}
.dashboard-alerts{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-bottom:1rem}
.dashboard-alert{border:1px solid var(--ct-border);border-radius:20px;background:#fff;padding:1rem}
.dashboard-alert .num{font-size:1.6rem;font-weight:700}
@media (max-width: 991.98px){.quick-actions-grid,.dashboard-alerts{grid-template-columns:repeat(2,1fr);}}
@media (max-width: 767.98px){.desktop-table{display:none}.mobile-stack{display:block}.sticky-mobile-actions{display:block}body.has-mobile-actions .app-main{padding-bottom:96px}.quick-actions-grid,.dashboard-alerts{grid-template-columns:1fr}.page-header{padding-bottom:.7rem}}


/* Fase 18 UI: sidebar + offcanvas + modals scroll */
.sidebar-shell{display:flex;min-height:100vh}
.sidebar{width:260px;flex:0 0 260px;background:#0b1220;color:#e8eefc;position:sticky;top:0;height:100vh;overflow:auto;border-right:1px solid rgba(255,255,255,.08)}
.sidebar .brand{padding:1.1rem 1.1rem .6rem 1.1rem;font-weight:800;letter-spacing:.2px}
.sidebar .nav{padding:.4rem .55rem 1rem .55rem}
.sidebar .nav-link{color:#c9d4f3;border-radius:12px;padding:.6rem .75rem;display:flex;gap:.55rem;align-items:center}
.sidebar .nav-link:hover{background:rgba(255,255,255,.08);color:#fff}
.sidebar .nav-link.active{background:rgba(79,129,255,.22);color:#fff;border:1px solid rgba(79,129,255,.35)}
.sidebar .sidebar-footer{padding:1rem .9rem;border-top:1px solid rgba(255,255,255,.08)}
.sidebar .sidebar-footer a{color:#c9d4f3;text-decoration:none}
.sidebar .sidebar-footer a:hover{color:#fff}
.main{flex:1;min-width:0}
.topbar{display:none;position:sticky;top:0;z-index:1025;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--ct-border)}
.topbar .inner{display:flex;align-items:center;justify-content:space-between;padding:.7rem 1rem}
.topbar .btn-menu{border:1px solid var(--ct-border);border-radius:12px;background:#fff;padding:.45rem .65rem}
.offcanvas.sidebar-offcanvas{width:320px}
.offcanvas.sidebar-offcanvas .offcanvas-body{padding:0}
.offcanvas.sidebar-offcanvas .nav{padding:.5rem}
.offcanvas.sidebar-offcanvas .nav-link{border-radius:12px;padding:.7rem .8rem}
.offcanvas.sidebar-offcanvas .nav-link.active{background:#eef4ff;border:1px solid #cfe0ff;color:#2454b2}
@media (max-width: 991.98px){.sidebar{display:none}.topbar{display:block}.app-main.has-mobile-actions{padding-bottom:96px}}

/* Modal scroll: asegura botones accesibles */
.modal-dialog{margin:.75rem auto}
.modal-dialog-scrollable .modal-content{max-height:calc(100vh - 1.5rem)}
.modal-dialog-scrollable .modal-body{overflow-y:auto}
.modal-footer{position:sticky;bottom:0;background:#fff;border-top:1px solid var(--ct-border)}


/* Sidebar tipo Shopify usando la navbar existente (sin reescribir PHP) */
@media (min-width: 992px){
  .navbar.app-sidebar{position:fixed;top:0;left:0;bottom:0;width:260px;align-items:stretch;z-index:1020;border-right:1px solid var(--ct-border)}
  .navbar.app-sidebar .container-fluid{flex-direction:column;align-items:stretch;gap:.75rem}
  .navbar.app-sidebar .navbar-brand{padding:.9rem .25rem 0 .25rem}
  .navbar.app-sidebar .navbar-toggler{display:none}
  .navbar.app-sidebar .offcanvas{position:static !important;transform:none !important;visibility:visible !important;border:0;max-width:none;width:auto;height:auto;background:transparent}
  .navbar.app-sidebar .offcanvas-header{display:none}
  .navbar.app-sidebar .offcanvas-body{padding:0;display:flex;flex-direction:column;gap:.75rem;overflow:auto}
  .navbar.app-sidebar .navbar-nav{flex-direction:column}
  .navbar.app-sidebar .nav-link{border-radius:12px;padding:.65rem .75rem}
  .navbar.app-sidebar .nav-link.active{background:#eef4ff;border:1px solid #cfe0ff;color:#2454b2}
  body.has-sidebar main.app-main{margin-left:260px}
}
@media (max-width: 991.98px){
  .navbar.app-sidebar .navbar-toggler{border:1px solid var(--ct-border);border-radius:12px}
  .navbar.app-sidebar .navbar-toggler:focus{box-shadow:0 0 0 .2rem rgba(13,110,253,.15)}
}

/* Sidebar tipo Shopify usando la navbar existente */
@media (min-width: 992px){
  .navbar.app-sidebar{position:fixed;top:0;left:0;bottom:0;width:260px;align-items:stretch;z-index:1020;border-right:1px solid var(--ct-border)}
  .navbar.app-sidebar .container-fluid{flex-direction:column;align-items:stretch;gap:.75rem}
  .navbar.app-sidebar .navbar-brand{padding:.85rem .95rem .35rem .95rem;margin:0}
  .navbar.app-sidebar #navMain{display:block!important;position:static!important;transform:none!important;visibility:visible!important;border:0!important;width:100%!important;height:100%!important;max-width:none!important;background:transparent!important}
  .navbar.app-sidebar .offcanvas-header{display:none!important}
  .navbar.app-sidebar .offcanvas-body{display:flex;flex-direction:column;padding:0}
  .navbar.app-sidebar .navbar-nav{flex-direction:column;gap:.15rem;padding:0 .75rem}
  .navbar.app-sidebar .nav-link{border-radius:12px;padding:.6rem .75rem}
  .navbar.app-sidebar .nav-link.active{background:#eef4ff;border:1px solid #cfe0ff;color:#2454b2}
  .navbar.app-sidebar .auth-box{margin-top:auto;padding:1rem .75rem;border-top:1px solid var(--ct-border)}
  .app-main.with-sidebar{margin-left:260px}
}
@media (max-width: 991.98px){
  .navbar.app-sidebar #navMain{width:320px}
}

/* Extra seguridad para scroll en modales */
.modal{overflow-y:auto}