/* =============================================================================
   SIGDATA admin — estilos (tokens sig-*, calcados de Mahadi.CRM: claro por defecto + tema oscuro).
   ============================================================================= */
:root {
    --sig-accent:         #6366f1;
    --sig-accent-hover:   #4f46e5;
    --sig-accent-light:   #e0e7ff;
    --sig-bg:             #f1f5f9;
    --sig-surface:        #ffffff;
    --sig-surface-alt:    #f8fafc;
    --sig-border:         #e2e8f0;
    --sig-text:           #0f172a;
    --sig-text-muted:     #64748b;
    --sig-sidebar-bg:     #111827;
    --sig-sidebar-text:   #9ca3af;
    --sig-sidebar-hover:  #1f2937;
    --sig-topbar-bg:      #ffffff;
    --sig-topbar-border:  #e2e8f0;
    --sig-danger:         #991b1b;
    --sig-danger-bg:      #fee2e2;
    --sig-success-bg:     #dcfce7;
    --sig-success-text:   #166534;
    --sig-radius:         8px;
    --sig-radius-lg:      10px;
    --sig-shadow:         0 4px 16px rgba(0,0,0,0.09);
}

[data-theme="dark"] {
    --sig-accent:         #818cf8;
    --sig-accent-hover:   #6366f1;
    --sig-accent-light:   #312e81;
    --sig-bg:             #0f172a;
    --sig-surface:        #1e293b;
    --sig-surface-alt:    #273549;
    --sig-border:         #334155;
    --sig-text:           #f1f5f9;
    --sig-text-muted:     #94a3b8;
    --sig-sidebar-bg:     #0d1117;
    --sig-sidebar-text:   #9ca3af;
    --sig-sidebar-hover:  #1f2937;
    --sig-topbar-bg:      #1e293b;
    --sig-topbar-border:  #334155;
    --sig-danger:         #fca5a5;
    --sig-danger-bg:      #7f1d1d;
    --sig-success-bg:     #14532d;
    --sig-success-text:   #86efac;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, "Segoe UI", Roboto, sans-serif; background: var(--sig-bg); color: var(--sig-text); }
h1:focus { outline: none; }
code { background: var(--sig-surface-alt); border: 1px solid var(--sig-border); padding: .15rem .35rem; border-radius: 6px; }

.sig-shell { display: flex; min-height: 100vh; }
.sig-sidebar { width: 240px; background: var(--sig-sidebar-bg); color: var(--sig-sidebar-text); display: flex; flex-direction: column; padding: 1rem; gap: .25rem; }
.sig-content { flex: 1; padding: 1.5rem 2rem; background: var(--sig-bg); }
.sig-brand { font-weight: 800; letter-spacing: .08em; color: #fff; font-size: 1.05rem; padding: .25rem .4rem; }
.sig-brand--lg { font-size: 1.6rem; text-align: center; color: var(--sig-accent); }
.sig-nav { display: flex; flex-direction: column; gap: .15rem; margin-top: 1rem; }
.sig-nav__item { color: var(--sig-sidebar-text); text-decoration: none; padding: .55rem .7rem; border-radius: var(--sig-radius); font-size: .92rem; }
.sig-nav__item:hover { background: var(--sig-sidebar-hover); color: #fff; }
.sig-nav__item.active { background: var(--sig-sidebar-hover); color: #fff; border-left: 3px solid var(--sig-accent); }
.sig-nav__logout { margin-top: auto; background: none; border: 0; color: var(--sig-sidebar-text); text-align: left; padding: .55rem .7rem; cursor: pointer; border-radius: var(--sig-radius); }
.sig-nav__logout:hover { background: var(--sig-sidebar-hover); color: #fff; }

.sig-topbar { display: flex; justify-content: flex-end; align-items: center; gap: .5rem; height: 48px; margin: -1.5rem -2rem 1rem; padding: 0 1.5rem; background: var(--sig-topbar-bg); border-bottom: 1px solid var(--sig-topbar-border); }
.sig-iconbtn { background: none; border: 1px solid var(--sig-border); color: var(--sig-text-muted); width: 34px; height: 34px; border-radius: var(--sig-radius); cursor: pointer; }
.sig-iconbtn:hover { color: var(--sig-text); }
.sig-culturebtn { display: inline-flex; align-items: center; justify-content: center; text-decoration: none; font-size: .78rem; font-weight: 700; letter-spacing: .04em; }

.sig-title { margin: 0 0 .25rem; font-size: 1.35rem; color: var(--sig-text); }
.sig-muted { color: var(--sig-text-muted); }
.sig-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1rem; flex-wrap: wrap; }
.sig-toolbar__actions { display: flex; gap: .5rem; }

.sig-input { background: var(--sig-surface); border: 1px solid var(--sig-border); color: var(--sig-text); padding: .5rem .6rem; border-radius: var(--sig-radius); width: 100%; }
.sig-field { margin-bottom: .75rem; display: flex; flex-direction: column; gap: .25rem; }
.sig-field label { font-size: .82rem; color: var(--sig-text-muted); }
.sig-check { display: flex; align-items: center; gap: .4rem; font-size: .9rem; color: var(--sig-text); margin: .15rem 0; }
.sig-check input { width: auto; }
.sig-btn { background: var(--sig-surface); border: 1px solid var(--sig-border); color: var(--sig-text); padding: .45rem .8rem; border-radius: var(--sig-radius); cursor: pointer; }
.sig-btn:hover { background: var(--sig-surface-alt); }
.sig-btn--primary { background: var(--sig-accent); border-color: var(--sig-accent); color: #fff; }
.sig-btn--primary:hover { background: var(--sig-accent-hover); }
.sig-btn--ghost { background: none; }
.sig-btn--danger { background: none; color: var(--sig-danger); border-color: var(--sig-danger); }
.sig-btn--block { width: 100%; margin-top: .5rem; }

.sig-table { width: 100%; border-collapse: collapse; background: var(--sig-surface); border-radius: var(--sig-radius); overflow: hidden; box-shadow: var(--sig-shadow); }
.sig-table th { text-align: left; padding: .6rem .7rem; background: var(--sig-surface-alt); color: var(--sig-text-muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; border-bottom: 1px solid var(--sig-border); }
.sig-table td { text-align: left; padding: .55rem .7rem; border-bottom: 1px solid var(--sig-border); }
.sig-row-actions { display: flex; gap: .35rem; }
.sig-link { color: var(--sig-accent); text-decoration: none; }
.sig-link:hover { text-decoration: underline; }

.sig-cards { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 1rem; }
.sig-card { display: flex; flex-direction: column; gap: .25rem; padding: 1rem 1.25rem; min-width: 200px; background: var(--sig-surface); border: 1px solid var(--sig-border); border-radius: var(--sig-radius-lg); text-decoration: none; color: var(--sig-text); box-shadow: var(--sig-shadow); }
.sig-card__title { font-weight: 700; font-size: 1.4rem; }

.sig-login { min-height: 100vh; display: grid; place-items: center; background: var(--sig-bg); }
.sig-login__card { background: var(--sig-surface); border: 1px solid var(--sig-border); padding: 2rem; border-radius: var(--sig-radius-lg); width: 340px; box-shadow: var(--sig-shadow); }

.sig-alert { background: var(--sig-danger-bg); border: 1px solid var(--sig-danger); color: var(--sig-danger); padding: .6rem .8rem; border-radius: var(--sig-radius); margin: .75rem 0; }
.sig-alert--key { background: var(--sig-success-bg); border-color: var(--sig-success-text); color: var(--sig-success-text); }

.sig-modal { position: fixed; inset: 0; background: rgba(0,0,0,.5); display: grid; place-items: center; }
.sig-modal__card { background: var(--sig-surface); padding: 1.5rem; border-radius: var(--sig-radius-lg); width: 360px; box-shadow: var(--sig-shadow); }
.sig-modal__actions { display: flex; justify-content: flex-end; gap: .5rem; margin-top: 1rem; }

#blazor-error-ui { position: fixed; bottom: 0; left: 0; right: 0; background: #b91c1c; color: #fff; padding: .5rem 1rem; display: none; }