/* ==========================================================================
   Portal Segusa · Pantalla de acceso
   Paleta: grafito industrial + naranja institucional
   Tipografía: Montserrat (bold mayúsculas / itálica / regular)
   ========================================================================== */

:root {
    --ink:      #16181D;  /* grafito, panel de marca */
    --steel:    #262A31;  /* degradado del panel */
    --naranja:  #E8571A;  /* acento principal */
    --ambar:    #F2A900;  /* acento secundario, solo franja */
    --concreto: #F4F5F7;  /* fondo de campos */
    --linea:    #DDE0E5;  /* bordes */
    --texto:    #3A3F48;  /* cuerpo */
    --tenue:    #7A8290;  /* secundario */
}

* { box-sizing: border-box; }

body {
    margin: 0;
    min-height: 100vh;
    font-family: 'Montserrat', -apple-system, sans-serif;
    font-weight: 400;
    color: var(--texto);
    background: var(--concreto);
}

.pantalla {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    min-height: 100vh;
}

/* --------------------------------------------------------------------------
   Panel de marca
   -------------------------------------------------------------------------- */

.marca {
    position: relative;
    padding: 4rem 4.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
    background: var(--ink);
    background-image:
        radial-gradient(circle at 18% 22%, rgba(232,87,26,.18), transparent 55%),
        linear-gradient(160deg, var(--steel) 0%, var(--ink) 70%);
}

/* Franja de peligro en la costura entre los dos paneles */
.marca::after {
    content: '';
    position: absolute;
    top: 0; right: 0; bottom: 0;
    width: 14px;
    background: repeating-linear-gradient(
        -45deg,
        var(--naranja) 0 14px,
        var(--ink)     14px 28px,
        var(--ambar)   28px 42px,
        var(--ink)     42px 56px
    );
}

.rotulo {
    font-weight: 700;
    font-size: .72rem;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: var(--ambar);
}

.marca h1 {
    margin: 1.75rem 0 1rem;
    font-weight: 700;
    font-size: clamp(2.2rem, 3.4vw, 3.2rem);
    line-height: 1.05;
    letter-spacing: .01em;
    text-transform: uppercase;
    color: #fff;
}

.marca h1 span { color: var(--naranja); }

.marca p {
    margin: 0;
    max-width: 34ch;
    font-style: italic;
    font-size: .95rem;
    line-height: 1.65;
    color: rgba(255,255,255,.62);
}

.pie-marca {
    font-size: .74rem;
    letter-spacing: .02em;
    color: rgba(255,255,255,.35);
}

/* --------------------------------------------------------------------------
   Panel de acceso
   -------------------------------------------------------------------------- */

.acceso {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
    background: #fff;
}

.caja { width: 100%; max-width: 380px; }

.caja img {
    display: block;
    height: 60px;
    margin: 0 auto 2.5rem;
}

.caja h2 {
    margin: 0 0 .5rem;
    font-weight: 700;
    font-size: 1.4rem;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--ink);
}

.caja .intro {
    margin: 0 0 2rem;
    font-style: italic;
    font-size: .9rem;
    color: var(--tenue);
}

/* --------------------------------------------------------------------------
   Campos
   -------------------------------------------------------------------------- */

.campo { margin-bottom: 1.15rem; }

.campo label {
    display: block;
    margin-bottom: .45rem;
    font-weight: 700;
    font-size: .7rem;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--tenue);
}

.campo input {
    width: 100%;
    padding: .8rem .9rem;
    font-family: inherit;
    font-weight: 400;
    font-size: .95rem;
    color: var(--ink);
    background: var(--concreto);
    border: 1px solid var(--linea);
    border-radius: 3px;
    transition: border-color .15s, background .15s;
}

.campo input:hover { border-color: #C6CBD3; }

.campo input:focus {
    outline: none;
    background: #fff;
    border-color: var(--naranja);
    box-shadow: 0 0 0 3px rgba(232,87,26,.12);
}

.clave-wrap { position: relative; }
.clave-wrap input { padding-right: 4rem; }

.ver-clave {
    position: absolute;
    top: 50%; right: .5rem;
    transform: translateY(-50%);
    padding: .35rem .5rem;
    font-family: inherit;
    font-weight: 700;
    font-size: .68rem;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--tenue);
    background: none;
    border: 0;
    cursor: pointer;
}

.ver-clave:hover { color: var(--naranja); }

/* --------------------------------------------------------------------------
   Botón y avisos
   -------------------------------------------------------------------------- */

.entrar {
    width: 100%;
    margin-top: .6rem;
    padding: .9rem;
    font-family: inherit;
    font-weight: 700;
    font-size: .92rem;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: #fff;
    background: var(--naranja);
    border: 0;
    border-radius: 3px;
    cursor: pointer;
    transition: background .15s, transform .05s;
}

.entrar:hover  { background: #D14A11; }
.entrar:active { transform: translateY(1px); }

.aviso {
    padding: .85rem .95rem;
    margin-bottom: 1.5rem;
    font-size: .86rem;
    line-height: 1.5;
    border-radius: 3px;
}

.aviso.error {
    color: #8A2510;
    background: #FDF0EB;
    border-left: 3px solid var(--naranja);
}

.aviso.salida {
    color: #2C4A2E;
    background: #EFF5EF;
    border-left: 3px solid #5A8A5E;
}

.soporte {
    margin-top: 2.25rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--linea);
    font-size: .8rem;
    color: var(--tenue);
}

.soporte a { color: var(--naranja); text-decoration: none; }
.soporte a:hover { text-decoration: underline; }

/* --------------------------------------------------------------------------
   Móvil
   -------------------------------------------------------------------------- */

@media (max-width: 860px) {
    .pantalla { grid-template-columns: 1fr; }

    .marca {
        padding: 2.25rem 1.75rem 2rem;
        gap: 1.25rem;
    }

    /* La franja pasa de costura vertical a filo horizontal */
    .marca::after {
        top: auto; left: 0; right: 0; bottom: 0;
        width: auto; height: 8px;
        background: repeating-linear-gradient(
            -45deg,
            var(--naranja) 0 12px,
            var(--ink)     12px 24px,
            var(--ambar)   24px 36px,
            var(--ink)     36px 48px
        );
    }

    .marca h1  { font-size: 1.9rem; margin: .9rem 0 .6rem; }
    .marca p   { font-size: .88rem; }
    .pie-marca { display: none; }

    .acceso   { padding: 2.5rem 1.75rem 3.5rem; }
    .caja img { height: 48px; margin-bottom: 1.75rem; }
}

@media (prefers-reduced-motion: reduce) {
    * { transition: none !important; }
}