/* =========================================================
   IDENTIDAD VISUAL GLOBAL - ALPHA
   ========================================================= */

:root {

    /* Fondos */

    --color-fondo: #F2F2F2;
    --color-panel: #ffffff;
    --color-panel-secundario: #F7F7F7;

    /* Marca */

    --color-primario: #2B2B2B;
    --color-primario-hover: #1F1F1F;
    --color-primario-oscuro: #171717;
    --color-acento: #F28C28;
    --color-acento-hover: #D87412;
    --color-acento-suave: #FFF0DF;
    --color-primario-rgb: 43, 43, 43;
    --color-acento-rgb: 242, 140, 40;

    /* Texto */

    --color-texto: #292929;
    --color-texto-secundario: #666666;
    --color-texto-suave: #8A8A8A;

    /* Bordes */

    --color-borde: #DDDDDD;
    --color-borde-campo: #CFCFCF;

    /* Estados */

    --color-bueno: #dff4e7;
    --color-regular: #fff2cf;
    --color-malo: #f9dfdf;
    --color-no-aplica: #e8eef2;

    /* Dimensiones */

    --radio-pequeno: 10px;
    --radio-medio: 16px;
    --radio-grande: 22px;
    --ancho-maximo: 1280px;

    /* Sombras */

    --sombra-panel:
        0 8px 24px rgba(20, 42, 66, 0.06),
        0 24px 50px rgba(20, 42, 66, 0.06);

    --sombra-elevada:
        0 10px 26px rgba(20, 42, 66, 0.12);

    --sombra-suave:
        0 4px 12px rgba(20, 42, 66, 0.08);
}


/* =========================================================
   NORMALIZACIÓN
   ========================================================= */

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}


html {
    scroll-behavior: smooth;
}


body {
    min-height: 100vh;
    font-family:
        "Segoe UI",
        Arial,
        Helvetica,
        sans-serif;
    background:
        radial-gradient(
            circle at top left,
            #FAFAFA 0%,
            #F2F2F2 45%,
            #EAEAEA 100%
        );
    color:
        var(--color-texto);
    line-height: 1.4;
}


/* =========================================================
   ESTRUCTURA GENERAL
   ========================================================= */

.contenedor {
    width: 100%;
    max-width: var(--ancho-maximo);
    margin: 0 auto;
    padding: 34px;
}


.panel {
    background:
        rgba(255, 255, 255, 0.94);
    border:
        1px solid rgba(217, 226, 234, 0.95);
    border-radius:
        var(--radio-grande);
    box-shadow:
        var(--sombra-panel);
    overflow: hidden;
    backdrop-filter: blur(8px);
}


/* =========================================================
   ENCABEZADO GENERAL
   ========================================================= */

.encabezado {
    position: relative;

    display: flex;
    justify-content: space-between;
    align-items: center;

    gap: 24px;

    min-height: 92px;

    padding: 20px 34px 20px 112px;

    background:
        linear-gradient(
            135deg,
            #171717 0%,
            #2B2B2B 72%,
            #3A3A3A 100%
        );

    color: #ffffff;

    border-bottom:
        4px solid var(--color-acento);
}


.encabezado::before {
    content: "";

    position: absolute;
    left: 26px;
    top: 50%;

    width: 60px;
    height: 60px;

    transform: translateY(-50%);

    background:
        #ffffff
        url("/configuracion/logo")
        center / contain no-repeat;

    border-radius: 16px;

    box-shadow:
        0 8px 18px rgba(0, 0, 0, 0.16);
}


.encabezado h1 {
    color: #ffffff;
    font-size: 1.55rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}


.encabezado p {
    margin-top: 5px;
    color:
        rgba(255, 255, 255, 0.82);
    font-size: 0.92rem;
}


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

.boton {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    min-height: 44px;

    padding: 10px 18px;

    border: 1px solid transparent;
    border-radius:
        var(--radio-pequeno);

    font-family: inherit;
    font-size: 0.92rem;
    font-weight: 700;

    text-decoration: none;
    cursor: pointer;

    transition:
        transform 0.15s ease,
        box-shadow 0.15s ease,
        border-color 0.15s ease,
        background-color 0.15s ease;
}


.boton:hover {
    transform: translateY(-1px);
}


.boton-principal {
    background:
        linear-gradient(
            135deg,
            var(--color-acento) 0%,
            #ff9d2b 100%
        );
    color: #ffffff;
    box-shadow:
        0 10px 20px rgba(var(--color-acento-rgb), 0.22);
}


.boton-principal:hover {
    background:
        linear-gradient(
            135deg,
            var(--color-acento-hover) 0%,
            #F28C28 100%
        );
}


.boton-secundario {
    background:
        rgba(255, 255, 255, 0.96);
    color:
        var(--color-primario-oscuro);
    border-color:
        var(--color-borde);
    box-shadow:
        var(--sombra-suave);
}


.boton-secundario:hover {
    background:
        var(--color-panel-secundario);
    border-color:
        #bac8d2;
}


.encabezado .boton-secundario {
    background:
        rgba(255, 255, 255, 0.12);
    color: #ffffff;
    border-color:
        rgba(255, 255, 255, 0.28);
    box-shadow: none;
}


.encabezado .boton-secundario:hover {
    background:
        rgba(255, 255, 255, 0.18);
    border-color:
        rgba(255, 255, 255, 0.42);
}


.boton:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}


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

.campo {
    display: flex;
    flex-direction: column;
}


.campo label {
    margin-bottom: 8px;
    font-size: 0.84rem;
    font-weight: 700;
    color:
        var(--color-texto-secundario);
    letter-spacing: 0.02em;
}


.campo input,
.campo select,
.campo textarea {
    width: 100%;
    min-height: 46px;

    padding: 11px 13px;

    border:
        1px solid var(--color-borde-campo);
    border-radius:
        var(--radio-pequeno);

    background:
        rgba(255, 255, 255, 0.98);
    color:
        var(--color-texto);

    font-family: inherit;
    font-size: 0.96rem;

    outline: none;

    transition:
        border-color 0.15s ease,
        box-shadow 0.15s ease,
        background-color 0.15s ease;
}


.campo textarea {
    min-height: 110px;
    resize: vertical;
}


.campo input:hover,
.campo select:hover,
.campo textarea:hover {
    border-color:
        #afbec8;
}


.campo input:focus,
.campo select:focus,
.campo textarea:focus {
    border-color:
        var(--color-primario);
    box-shadow:
        0 0 0 4px rgba(var(--color-primario-rgb), 0.12);
}


.campo input:disabled,
.campo select:disabled {
    background:
        #edf2f6;
    color:
        var(--color-texto-suave);
    cursor: not-allowed;
}


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

.mensaje-error {
    margin-bottom: 20px;
    padding: 13px 15px;

    background:
        #fff1f1;
    color: #8e3f3f;

    border:
        1px solid #f1d0d0;
    border-left:
        4px solid #db6b6b;

    border-radius:
        var(--radio-pequeno);
}


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

table {
    color:
        var(--color-texto);
}


table thead {
    border-bottom:
        1px solid var(--color-borde);
}


table tbody tr {
    transition:
        background-color 0.15s ease,
        transform 0.15s ease;
}


table tbody tr:hover {
    background:
        #f8fbfe;
}


/* =========================================================
   SELECCIÓN Y SCROLL
   ========================================================= */

::selection {
    background:
        rgba(var(--color-primario-rgb), 0.18);
    color:
        var(--color-primario-oscuro);
}


::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}


::-webkit-scrollbar-track {
    background:
        #ebf0f4;
}


::-webkit-scrollbar-thumb {
    background:
        #c4d0d9;
    border-radius: 10px;
}


::-webkit-scrollbar-thumb:hover {
    background:
        #adbcc7;
}


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

@media (max-width: 700px) {

    .contenedor {
        padding: 20px;
    }

    .encabezado {
        min-height: auto;
        padding: 16px 20px 16px 92px;
    }

    .encabezado::before {
        left: 18px;
        width: 52px;
        height: 52px;
    }

    .encabezado h1 {
        font-size: 1.3rem;
    }
}


@media (max-width: 500px) {

    .encabezado {
        flex-direction: column;
        align-items: flex-start;
        gap: 14px;
        padding: 16px 16px 16px 84px;
    }

    .encabezado::before {
        left: 14px;
        top: 20px;
        transform: none;
        width: 48px;
        height: 48px;
    }

    .encabezado .boton {
        width: 100%;
    }

    .boton {
        min-height: 46px;
    }
}

/* =========================================================
   MARCA PERMANENTE ALPHA
   ========================================================= */

.marca-alpha-global {
    position: fixed;
    right: 14px;
    bottom: 12px;
    z-index: 1000;

    padding: 6px 9px;

    background:
        rgba(255, 255, 255, 0.90);

    border:
        1px solid
        rgba(var(--color-primario-rgb), 0.14);

    border-radius: 999px;

    color:
        var(--color-texto-secundario);

    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.02em;

    box-shadow:
        0 4px 12px rgba(0, 0, 0, 0.06);

    backdrop-filter: blur(8px);

    pointer-events: none;
}


.marca-alpha-global strong {
    color:
        var(--color-primario-oscuro);

    font-weight: 900;
    letter-spacing: 0.06em;
}