/* =====================================================
   Intevra Ventas — hoja de estilos
   Los colores base (--primary, --primary-2, --sidebar, --bg, --text) los
   inyecta base.html desde Configuración > tema. Todo lo demás se deriva de
   ellos con color-mix(), para que cambiar el tema arrastre badges, focos,
   estados activos y bordes sin tener que tocar este archivo.
   ===================================================== */

:root, :root[data-theme="dark"] {
    --bg: #080a12;
    --bg-soft: #0d111c;
    --sidebar: #0a0d17;
    --card-solid: #10141f;
    --card-hover: #171c2b;
    --border: #1e2434;
    --border-soft: #171c29;
    --text: #e9edf7;
    --muted: #929cb9;
    --muted-2: #616b8a;
    --primary: #6d8dff;
    --primary-2: #8b5cf6;
    --accent: #22d3ee;
    --success: #34d399;
    --warning: #fbbf24;
    --danger: #f87171;
    /* Los temas oscuros usan acentos claros, así que el texto sobre el color
       primario va oscuro (blanco sobre turquesa claro no se lee). */
    --sobre-primario: color-mix(in srgb, var(--bg) 82%, #000);
    --primario-fuerte: var(--primary);
    --shadow-card: 0 1px 1px rgba(0,0,0,.3), 0 12px 28px -18px rgba(0,0,0,.7);
    --shadow-elevado: 0 18px 40px -24px rgba(0,0,0,.8);
    --topbar-bg: rgba(8,10,18,.72);
    --row-zebra: rgba(255,255,255,.014);
    --row-hover: rgba(255,255,255,.035);
    --login-shadow: 0 26px 70px -28px rgba(0,0,0,.75);
    color-scheme: dark;
}

:root[data-theme="light"] {
    --bg: #f7f8fc;
    --bg-soft: #eef0f7;
    --sidebar: #ffffff;
    --card-solid: #ffffff;
    --card-hover: #f2f4fa;
    --border: #e4e7f1;
    --border-soft: #edeff6;
    --text: #151827;
    --muted: #5f6883;
    --muted-2: #949cb6;
    --primary: #4f5fe0;
    --primary-2: #7c3aed;
    --accent: #0891b2;
    --success: #059669;
    --warning: #b45309;
    --danger: #dc2626;
    --sobre-primario: #fff;
    --primario-fuerte: color-mix(in srgb, var(--primary) 72%, #000);
    --shadow-card: 0 1px 2px rgba(21,24,39,.04), 0 10px 24px -18px rgba(21,24,39,.22);
    --shadow-elevado: 0 20px 44px -26px rgba(21,24,39,.28);
    --topbar-bg: rgba(247,248,252,.78);
    --row-zebra: rgba(21,24,39,.016);
    --row-hover: rgba(21,24,39,.04);
    --login-shadow: 0 26px 60px -30px rgba(21,24,39,.3);
    color-scheme: light;
}

:root {
    --radius-sm: 9px;
    --radius: 14px;
    --radius-lg: 20px;
    --sidebar-w: 258px;

    /* Tintes derivados: siguen al color configurado en el tema. */
    --primario-suave: color-mix(in srgb, var(--primary) 12%, transparent);
    --primario-borde: color-mix(in srgb, var(--primary) 32%, transparent);
    --anillo-foco: color-mix(in srgb, var(--primary) 24%, transparent);
    --selection: color-mix(in srgb, var(--primary) 28%, transparent);
    --body-glow:
        radial-gradient(1200px 560px at 100% -12%, color-mix(in srgb, var(--primary-2) 9%, transparent), transparent 62%),
        radial-gradient(1000px 500px at -12% 0%, color-mix(in srgb, var(--primary) 9%, transparent), transparent 58%);
    --login-glow:
        radial-gradient(900px 520px at 12% 8%, color-mix(in srgb, var(--primary) 13%, transparent), transparent 62%),
        radial-gradient(900px 520px at 88% 92%, color-mix(in srgb, var(--primary-2) 13%, transparent), transparent 62%);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--body-glow), var(--bg);
    background-attachment: fixed;
    color: var(--text);
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    font-size: 14.5px;
    line-height: 1.55;
}

a { color: inherit; text-decoration: none; }
::selection { background: var(--selection); }

:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 4px; }

* { scrollbar-color: var(--border) transparent; scrollbar-width: thin; }
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-thumb { background: var(--border); border-radius: 99px; border: 3px solid transparent; background-clip: content-box; }
*::-webkit-scrollbar-thumb:hover { background: var(--muted-2); background-clip: content-box; }
*::-webkit-scrollbar-track { background: transparent; }

/* =====================================================
   LAYOUT
   ===================================================== */

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

.sidebar {
    width: var(--sidebar-w);
    flex: 0 0 var(--sidebar-w);
    background: var(--sidebar);
    border-right: 1px solid var(--border-soft);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow: hidden;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 22px 22px 14px;
    flex: 0 0 auto;
}
.sidebar-brand img { height: 27px; }

.sidebar-nav {
    padding: 8px 14px 22px;
    flex: 1 1 auto;
    overflow-y: auto;
    overscroll-behavior: contain;
}

.nav-grupo { margin-top: 20px; }
.nav-grupo:first-child { margin-top: 2px; }
.nav-grupo-titulo {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--muted-2);
    padding: 0 12px;
    margin-bottom: 7px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 8px 12px;
    margin-bottom: 1px;
    border-radius: var(--radius-sm);
    color: var(--muted);
    font-size: 13.4px;
    font-weight: 500;
    position: relative;
    transition: background .14s ease, color .14s ease;
}
.nav-link svg { flex: 0 0 17px; width: 17px; height: 17px; opacity: .7; transition: opacity .14s ease; }
.nav-link:hover { background: var(--card-hover); color: var(--text); }
.nav-link:hover svg { opacity: 1; }
.nav-link.activo {
    background: var(--primario-suave);
    color: var(--primario-fuerte);
    font-weight: 600;
}
.nav-link.activo svg { opacity: 1; }
.nav-link.activo::before {
    content: "";
    position: absolute;
    left: -14px; top: 50%;
    transform: translateY(-50%);
    width: 3px; height: 18px;
    border-radius: 0 3px 3px 0;
    background: var(--primary);
}

.sidebar-pie {
    padding: 14px 20px;
    border-top: 1px solid var(--border-soft);
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 0 0 auto;
}
.avatar {
    width: 32px; height: 32px; border-radius: 10px;
    background: linear-gradient(140deg, var(--primary), var(--primary-2));
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 700; color: var(--sobre-primario); flex: 0 0 32px;
}
.sidebar-pie .quien { min-width: 0; flex: 1; }
.sidebar-pie .quien .nombre { font-size: 13px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sidebar-pie .quien form { margin: 0; }

.enlace-boton {
    background: none; border: none; padding: 0; margin: 0;
    font: inherit; font-size: 12px; color: var(--muted-2); cursor: pointer;
}
.enlace-boton:hover { color: var(--danger); }

.interruptor-tema { margin: 0; }
.interruptor-tema button {
    width: 32px; height: 32px;
    display: flex; align-items: center; justify-content: center;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--muted);
    cursor: pointer;
    flex: 0 0 32px;
    transition: color .14s ease, border-color .14s ease, background .14s ease;
}
.interruptor-tema svg { width: 15px; height: 15px; }
.interruptor-tema button:hover { color: var(--primary); border-color: var(--primario-borde); background: var(--primario-suave); }

.main { flex: 1; min-width: 0; }

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 34px;
    border-bottom: 1px solid var(--border-soft);
    background: var(--topbar-bg);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 5;
}
.topbar h1 { margin: 0; font-size: 21px; font-weight: 650; letter-spacing: -.02em; }
.topbar .subtitulo { color: var(--muted); font-size: 12.5px; margin-top: 3px; }

.contenedor { max-width: 1200px; margin: 0 auto; padding: 30px 34px 72px; }

body.pagina-login .contenedor { max-width: none; padding: 0; }

h1 { font-size: 21px; margin: 0 0 18px; letter-spacing: -.02em; }
h2 { font-size: 15px; margin: 0 0 14px; font-weight: 650; letter-spacing: -.01em; }
h2 .contador { color: var(--muted); font-weight: 500; font-size: 13px; }

/* =====================================================
   TARJETAS DE MÉTRICA
   ===================================================== */

.tarjetas { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; margin-bottom: 26px; }

.tarjeta {
    background: var(--card-solid);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 22px;
    box-shadow: var(--shadow-card);
    position: relative;
    overflow: hidden;
    transition: border-color .16s ease, transform .16s ease;
}
.tarjeta::after {
    content: "";
    position: absolute; inset: 0 auto 0 0;
    width: 3px;
    background: var(--primary);
    opacity: .5;
}
.tarjeta:hover { border-color: var(--primario-borde); transform: translateY(-1px); }
.tarjeta .valor {
    font-size: 30px;
    font-weight: 700;
    letter-spacing: -.03em;
    color: var(--text);
    font-variant-numeric: tabular-nums;
    line-height: 1.15;
}
.tarjeta .etiqueta { color: var(--muted); font-size: 12.5px; margin-top: 6px; }

/* =====================================================
   PANELES / TABLAS
   ===================================================== */

.panel {
    background: var(--card-solid);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-card);
}
.panel-cabecera { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.panel-cabecera h2 { margin: 0; }

.tabla-envoltorio {
    overflow-x: auto;
    margin: 0 -8px;
    border-radius: var(--radius-sm);
}

table { width: 100%; border-collapse: collapse; font-size: 13.3px; }
th, td { text-align: left; padding: 12px 14px; white-space: nowrap; }
td { border-top: 1px solid var(--border-soft); color: var(--text); }
th {
    color: var(--muted-2);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 10px;
    letter-spacing: .09em;
    padding-top: 4px;
    padding-bottom: 11px;
    background: var(--card-solid);
    position: sticky;
    top: 0;
    z-index: 1;
}
tbody tr { transition: background .12s ease; }
tbody tr:nth-child(even) { background: var(--row-zebra); }
tbody tr:hover { background: var(--row-hover); }
td:first-child, th:first-child { padding-left: 8px; }
td:last-child, th:last-child { padding-right: 8px; }

.vacio { color: var(--muted-2); text-align: center; padding: 34px 12px !important; white-space: normal; }

/* =====================================================
   BADGES DE ESTADO
   ===================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 10px 3px 8px;
    border-radius: 7px;
    font-size: 11.5px;
    font-weight: 600;
    white-space: nowrap;
    border: 1px solid transparent;
}
.badge::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: currentColor; }

.badge-neutro   { background: color-mix(in srgb, var(--muted) 12%, transparent);   color: var(--muted);     border-color: color-mix(in srgb, var(--muted) 24%, transparent); }
.badge-info     { background: color-mix(in srgb, var(--primary) 12%, transparent); color: var(--primario-fuerte); border-color: var(--primario-borde); }
.badge-exito    { background: color-mix(in srgb, var(--success) 13%, transparent); color: var(--success);   border-color: color-mix(in srgb, var(--success) 28%, transparent); }
.badge-alerta   { background: color-mix(in srgb, var(--warning) 14%, transparent); color: var(--warning);   border-color: color-mix(in srgb, var(--warning) 30%, transparent); }
.badge-peligro  { background: color-mix(in srgb, var(--danger) 12%, transparent);  color: var(--danger);    border-color: color-mix(in srgb, var(--danger) 28%, transparent); }
.badge-morado   { background: color-mix(in srgb, var(--primary-2) 14%, transparent); color: var(--primary-2); border-color: color-mix(in srgb, var(--primary-2) 30%, transparent); }

/* =====================================================
   BOTONES
   ===================================================== */

.boton {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 9px 17px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    background: var(--primario-fuerte);
    color: var(--sobre-primario);
    font-weight: 600;
    font-size: 13.4px;
    cursor: pointer;
    white-space: nowrap;
    transition: filter .14s ease, transform .1s ease, box-shadow .14s ease;
}
.boton:hover { filter: brightness(1.1); box-shadow: 0 4px 14px -6px var(--primary); }
.boton:active { transform: translateY(1px); box-shadow: none; }
.boton:disabled { opacity: .5; cursor: not-allowed; filter: none; box-shadow: none; }

.boton.secundario {
    background: transparent;
    border-color: var(--border);
    color: var(--muted);
}
.boton.secundario:hover {
    background: var(--card-hover);
    border-color: var(--muted-2);
    color: var(--text);
    box-shadow: none;
}

.boton.fantasma { background: transparent; border-color: transparent; color: var(--muted); }
.boton.fantasma:hover { color: var(--primary); background: var(--primario-suave); box-shadow: none; }

.boton.chico { padding: 5px 11px; font-size: 12.2px; border-radius: 7px; }

/* =====================================================
   FORMULARIOS
   ===================================================== */

input[type=text], input[type=password], input[type=file], input[type=date],
input[type=number], input[type=email], textarea, select {
    width: 100%;
    padding: 9px 13px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg-soft);
    color: var(--text);
    font-size: 13.8px;
    font-family: inherit;
    transition: border-color .14s ease, box-shadow .14s ease, background .14s ease;
}
input:hover, select:hover, textarea:hover { border-color: var(--muted-2); }
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--card-solid);
    box-shadow: 0 0 0 3px var(--anillo-foco);
}
input[type=checkbox] { width: 16px; height: 16px; accent-color: var(--primary); cursor: pointer; }
textarea { resize: vertical; font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 13px; }
select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23949cb6' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 34px;
    cursor: pointer;
}

.campo { margin-bottom: 16px; }
.campo label { display: block; margin-bottom: 6px; font-size: 12.2px; font-weight: 600; color: var(--muted); letter-spacing: .01em; }
.campo .ayuda { margin-top: 6px; font-size: 12px; color: var(--muted-2); line-height: 1.45; }

.fila-filtros { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; }
.fila-filtros .campo { margin-bottom: 0; min-width: 170px; flex: 1; }

/* =====================================================
   MENSAJES
   ===================================================== */

.mensajes { margin-bottom: 22px; display: flex; flex-direction: column; gap: 8px; }
.mensaje {
    padding: 11px 15px;
    border-radius: var(--radius-sm);
    font-size: 13.4px;
    border: 1px solid transparent;
    border-left-width: 3px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.mensaje.error   { background: color-mix(in srgb, var(--danger) 10%, transparent);  color: var(--danger);  border-color: color-mix(in srgb, var(--danger) 30%, transparent);  border-left-color: var(--danger); }
.mensaje.success { background: color-mix(in srgb, var(--success) 10%, transparent); color: var(--success); border-color: color-mix(in srgb, var(--success) 30%, transparent); border-left-color: var(--success); }
.mensaje.warning { background: color-mix(in srgb, var(--warning) 11%, transparent); color: var(--warning); border-color: color-mix(in srgb, var(--warning) 32%, transparent); border-left-color: var(--warning); }
.mensaje.info    { background: var(--primario-suave); color: var(--primario-fuerte); border-color: var(--primario-borde); border-left-color: var(--primary); }

/* =====================================================
   LOGIN
   ===================================================== */

.login-envoltorio {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: var(--login-glow), var(--bg);
}
.login-caja {
    width: 100%;
    max-width: 388px;
    background: var(--card-solid);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 38px 34px;
    box-shadow: var(--login-shadow);
}
.login-caja img { height: 32px; display: block; margin: 0 auto 10px; }
.login-caja .tagline { text-align: center; color: var(--muted); font-size: 12.5px; margin-bottom: 28px; }
.login-caja .boton { width: 100%; margin-top: 6px; padding: 11px; }

/* =====================================================
   VARIOS
   ===================================================== */

.pista { color: var(--muted); font-size: 12.8px; margin: -8px 0 18px; line-height: 1.5; }
.numerico { text-align: right; font-variant-numeric: tabular-nums; }
.paginacion { display: flex; align-items: center; gap: 10px; margin-top: 20px; }
.paginacion .info { color: var(--muted); font-size: 12.5px; }

/* =====================================================
   RESPONSIVE
   ===================================================== */

@media (max-width: 900px) {
    .app-shell { flex-direction: column; }
    .sidebar {
        position: static;
        height: auto;
        width: 100%;
        flex: none;
        flex-direction: row;
        align-items: center;
        overflow-x: auto;
        overflow-y: visible;
        border-right: none;
        border-bottom: 1px solid var(--border-soft);
    }
    .sidebar-brand { padding: 12px 16px; }
    .sidebar-nav { display: flex; padding: 8px; flex: none; overflow: visible; }
    .nav-grupo { margin-top: 0; display: flex; }
    .nav-grupo-titulo { display: none; }
    .nav-link { white-space: nowrap; }
    .nav-link.activo::before { display: none; }
    .sidebar-pie { display: none; }
    .topbar, .contenedor { padding-left: 18px; padding-right: 18px; }
    .topbar { flex-wrap: wrap; }
}