/* =====================================================================
   login.css — BLASTCOL · estilo "vidrio esmerilado"
   Colores: negro, naranja y verde.
   Funciona con el HTML de login.php SIN cambiarlo:
     body > section:first-child  → barra superior (h1 + menú)
     body > section article      → tarjeta de vidrio con el formulario
   ===================================================================== */

:root {
    --negro: #0d0d0d;
    --negro-2: #1a1a1a;
    --naranja: #f26a1b;
    --naranja-claro: #ff9a4d;
    --verde: #1f7a3d;
    --verde-claro: #3fbf6a;
    --texto: #f5f5f5;
    --texto-suave: rgba(245, 245, 245, 0.65);
    --linea: rgba(255, 255, 255, 0.45);
    --vidrio: rgba(255, 255, 255, 0.08);
    --vidrio-borde: rgba(255, 255, 255, 0.18);
}

* {
    box-sizing: border-box;
}

/* ---------- Fondo difuminado ---------- */
body {
    margin: 0;
    min-height: 100vh;
    font-family: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
    color: var(--texto);
    background-color: var(--negro);
    /* manchas de color difuminadas: naranja, verde y negro */
    background-image:
        radial-gradient(circle at 20% 15%, rgba(242, 106, 27, 0.55) 0, transparent 40%),
        radial-gradient(circle at 85% 25%, rgba(31, 122, 61, 0.55) 0, transparent 45%),
        radial-gradient(circle at 75% 90%, rgba(242, 106, 27, 0.35) 0, transparent 40%),
        radial-gradient(circle at 10% 85%, rgba(63, 191, 106, 0.30) 0, transparent 45%),
        linear-gradient(160deg, var(--negro) 0%, var(--negro-2) 100%);
    background-attachment: fixed;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* ---------- Barra superior (primera <section>) ---------- */
body > section:first-child {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 18px max(20px, calc((100% - 960px) / 2));
    background: rgba(0, 0, 0, 0.35);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--vidrio-borde);
}

body > section:first-child h1 {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
}

body > section:first-child ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 6px;
}

body > section:first-child a {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 999px;
    color: var(--texto);
    text-decoration: none;
    font-size: 0.9rem;
    transition: background 0.2s;
}

body > section:first-child a:hover {
    background: rgba(255, 255, 255, 0.12);
}

/* ---------- Zona central ---------- */
body > section:not(:first-child) {
    flex: 1;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 90px 16px 40px;
}

/* ---------- Tarjeta de vidrio ---------- */
article {
    position: relative;
    width: 100%;
    max-width: 360px;
    padding: 80px 34px 36px;
    border-radius: 34px;
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.04));
    border: 1px solid var(--vidrio-borde);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.55);
}

/* Avatar redondo (dibujado con CSS, no necesita imagen) */
article::before {
    content: "";
    position: absolute;
    top: -55px;
    left: 50%;
    transform: translateX(-50%);
    width: 110px;
    height: 110px;
    border-radius: 50%;
    border: 1px solid var(--vidrio-borde);
    background:
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 64 64'%3E%3Ccircle cx='32' cy='24' r='12' fill='%23ffffff' fill-opacity='.75'/%3E%3Cpath d='M10 60c0-13 10-20 22-20s22 7 22 20z' fill='%23ffffff' fill-opacity='.75'/%3E%3C/svg%3E")
            center 62% / 62% no-repeat,
        linear-gradient(145deg, var(--naranja), var(--verde));
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
}

/* ---------- Formulario ---------- */
form {
    display: flex;
    flex-direction: column;
}

/* La etiqueta queda pequeña sobre la línea */
label {
    margin-top: 18px;
    font-size: 0.78rem;
    letter-spacing: 0.5px;
    color: var(--texto-suave);
}

/* Campos con solo una línea abajo e ícono a la izquierda */
input[type="email"],
input[type="password"],
input[type="text"] {
    width: 100%;
    padding: 10px 6px 10px 34px;
    font: inherit;
    font-size: 1rem;
    color: var(--texto);
    background-color: transparent;
    background-repeat: no-repeat;
    background-position: 4px center;
    background-size: 18px;
    border: none;
    border-bottom: 1.5px solid var(--linea);
    border-radius: 0;
    outline: none;
    transition: border-color 0.25s;
}

/* Ícono de sobre (correo) */
input[type="email"] {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='1.8'%3E%3Crect x='3' y='5' width='18' height='14' rx='2'/%3E%3Cpath d='m3 7 9 6 9-6'/%3E%3C/svg%3E");
}

/* Ícono de candado (contraseña) */
input[type="password"] {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='1.8'%3E%3Crect x='5' y='11' width='14' height='10' rx='2'/%3E%3Cpath d='M8 11V8a4 4 0 0 1 8 0v3'/%3E%3C/svg%3E");
}

input:focus {
    border-bottom-color: var(--naranja);
    border-bottom-width: 2px;
}

/* Evita el fondo amarillo/blanco del autocompletado del navegador */
input:-webkit-autofill {
    -webkit-text-fill-color: var(--texto);
    -webkit-box-shadow: 0 0 0 1000px rgba(20, 20, 20, 0.9) inset;
    caret-color: var(--texto);
}

/* ---------- Botón ---------- */
button {
    margin-top: 34px;
    padding: 14px;
    font: inherit;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: #ffffff;
    border: none;
    border-radius: 14px;
    background: linear-gradient(90deg, var(--negro) 0%, var(--naranja) 55%, var(--verde-claro) 100%);
    background-size: 200% 100%;
    background-position: 0% 0%;
    box-shadow: 0 8px 22px rgba(242, 106, 27, 0.35);
    cursor: pointer;
    transition: background-position 0.4s, transform 0.2s;
}

button:hover {
    background-position: 100% 0%;
    transform: translateY(-2px);
}

button:focus-visible,
a:focus-visible {
    outline: 2px solid var(--naranja-claro);
    outline-offset: 3px;
}

/* ---------- Mensajes ---------- */
.error,
.exito {
    margin: 0 0 8px;
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 0.88rem;
    text-align: center;
}

.error {
    background: rgba(242, 106, 27, 0.18);
    border: 1px solid var(--naranja);
}

.exito {
    background: rgba(63, 191, 106, 0.18);
    border: 1px solid var(--verde-claro);
}

/* Enlaces dentro de la tarjeta (ej. "¿Olvidaste tu contraseña?") */
article a {
    color: var(--naranja-claro);
}

article p {
    color: var(--texto-suave);
    font-size: 0.85rem;
}

/* ---------- Celulares ---------- */
@media (max-width: 480px) {
    body > section:first-child {
        justify-content: center;
    }

    article {
        padding: 74px 22px 30px;
        border-radius: 26px;
    }
}

/* Si el navegador no soporta el desenfoque, la tarjeta se ve más sólida */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    article {
        background: rgba(25, 25, 25, 0.92);
    }
}

/* =====================================================================
   Agregados para el login seguro y los paneles (admin / cliente)
   ===================================================================== */

/* Campo trampa anti-bots: fuera de la pantalla */
.trampa {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.nota {
    margin: 18px 0 0;
    text-align: center;
}

/* Botón "Cerrar sesión" pequeño dentro del menú superior */
.form-salir {
    display: inline;
}

.form-salir button {
    margin: 0;
    padding: 6px 16px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: none;
    border-radius: 999px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.45);
    box-shadow: none;
}

.form-salir button:hover {
    background: var(--naranja);
    border-color: var(--naranja);
    transform: none;
}

/* Tarjeta de los paneles: un poco más ancha y con el texto centrado */
.panel article {
    max-width: 480px;
    text-align: center;
}

.panel article h2 {
    margin: 0 0 12px;
    font-size: 1.5rem;
}

.panel article p {
    font-size: 1rem;
    color: var(--texto);
}

.panel article .nota {
    font-size: 0.85rem;
    color: var(--texto-suave);
}

/* =====================================================================
   Paso 3: páginas de gestión (usuarios, cambiar contraseña)
   ===================================================================== */

/* Aviso verde bajo la barra superior */
.aviso {
    width: 100%;
    max-width: 480px;
    margin: 20px auto -60px;
    padding: 0 16px;
}

/* Botón-enlace (ej. "Gestionar usuarios") */
.boton {
    display: inline-block;
    margin-top: 18px;
    padding: 12px 26px;
    border-radius: 14px;
    font-weight: 700;
    letter-spacing: 1px;
    color: #ffffff !important;
    text-decoration: none;
    background: linear-gradient(90deg, var(--negro) 0%, var(--naranja) 55%, var(--verde-claro) 100%);
    background-size: 200% 100%;
    transition: background-position 0.4s;
}
.boton:hover { background-position: 100% 0; }

.panel article h3 {
    margin: 30px 0 4px;
    font-size: 1.05rem;
    text-align: left;
    color: var(--naranja-claro);
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* Tarjeta ancha para tablas */
.ancho article {
    max-width: 1000px;
    text-align: left;
}
.ancho article h2 { text-align: center; }
.ancho section:not(:first-child) { align-items: flex-start; }

/* Formulario de crear cuenta en una fila (en computador) */
.form-crear {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4px 18px;
    align-items: end;
}
@media (min-width: 820px) {
    .form-crear { grid-template-columns: 1.2fr 1.2fr 0.8fr auto; }
    .form-crear button { margin-top: 0; padding: 12px 18px; letter-spacing: 1px; }
}

select {
    width: 100%;
    padding: 10px 6px;
    font: inherit;
    color: var(--texto);
    background: transparent;
    border: none;
    border-bottom: 1.5px solid var(--linea);
}
select option { color: #111; }

/* Contraseña temporal recién creada */
.clave-temporal {
    margin: 10px 0;
    padding: 16px;
    border: 2px dashed var(--naranja);
    border-radius: 16px;
    background: rgba(0, 0, 0, 0.3);
    text-align: center;
}
.clave-temporal p { color: var(--texto); margin: 0 0 8px; }
.clave-temporal code {
    display: inline-block;
    padding: 8px 16px;
    font-size: 1.4rem;
    letter-spacing: 2px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
    user-select: all;
}

/* Tabla de usuarios */
.tabla { width: 100%; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
th, td { padding: 10px 8px; text-align: left; border-bottom: 1px solid var(--vidrio-borde); }
th {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--texto-suave);
}
tbody tr:hover { background: rgba(255, 255, 255, 0.05); }

.acciones { white-space: nowrap; }
.acciones form { display: inline; }
button.mini {
    margin: 2px;
    padding: 6px 12px;
    font-size: 0.78rem;
    letter-spacing: 0.5px;
    text-transform: none;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--vidrio-borde);
    box-shadow: none;
}
button.mini:hover { background: var(--verde); transform: none; }
button.mini.peligro:hover { background: #b42318; }

.etiqueta {
    display: inline-block;
    margin: 2px 2px 2px 0;
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
}
.etiqueta.ok   { background: rgba(63, 191, 106, 0.25); color: #9be8b4; }
.etiqueta.off  { background: rgba(255, 255, 255, 0.12); color: var(--texto-suave); }
.etiqueta.temp { background: rgba(242, 106, 27, 0.25); color: var(--naranja-claro); }

/* Tabla → tarjetas en celular */
@media (max-width: 700px) {
    thead { display: none; }
    tbody tr {
        display: block;
        margin-bottom: 12px;
        padding: 6px 0;
        border: 1px solid var(--vidrio-borde);
        border-radius: 14px;
    }
    td {
        display: flex;
        justify-content: space-between;
        gap: 12px;
        border: none;
        padding: 6px 12px;
        text-align: right;
    }
    td::before {
        content: attr(data-label);
        color: var(--texto-suave);
        font-size: 0.8rem;
        text-align: left;
    }
    .acciones { white-space: normal; }
}

/* Menú superior en celular: centrado y en varias filas si no cabe */
body > section:first-child ul { flex-wrap: wrap; justify-content: center; }
body > section:first-child a,
.form-salir button,
button.mini { white-space: nowrap; }
@media (max-width: 480px) {
    body > section:first-child { flex-direction: column; }
    body > section:first-child a { padding: 6px 10px; }
}